-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathindex.html
More file actions
2642 lines (1210 loc) · 337 KB
/
index.html
File metadata and controls
2642 lines (1210 loc) · 337 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
<!DOCTYPE html>
<html class="theme-next gemini use-motion" lang="zh-Hans">
<head><meta name="generator" content="Hexo 3.9.0">
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<meta name="theme-color" content="#222">
<meta http-equiv="Cache-Control" content="no-transform">
<meta http-equiv="Cache-Control" content="no-siteapp">
<link href="/lib/fancybox/source/jquery.fancybox.css?v=2.1.5" rel="stylesheet" type="text/css">
<link href="/lib/font-awesome/css/font-awesome.min.css?v=4.6.2" rel="stylesheet" type="text/css">
<link href="/css/main.css?v=5.1.4" rel="stylesheet" type="text/css">
<link rel="apple-touch-icon" sizes="180x180" href="/images/apple-touch-icon-next.png?v=5.1.4">
<link rel="icon" type="image/png" sizes="32x32" href="/images/favicon-32x32-next.png?v=5.1.4">
<link rel="icon" type="image/png" sizes="16x16" href="/images/favicon-16x16-next.png?v=5.1.4">
<link rel="mask-icon" href="/images/logo.svg?v=5.1.4" color="#222">
<meta name="keywords" content="Hexo, NexT">
<meta property="og:type" content="website">
<meta property="og:title" content="零零发">
<meta property="og:url" content="http://yoursite.com/index.html">
<meta property="og:site_name" content="零零发">
<meta property="og:locale" content="zh-Hans">
<meta name="twitter:card" content="summary">
<meta name="twitter:title" content="零零发">
<script type="text/javascript" id="hexo.configurations">
var NexT = window.NexT || {};
var CONFIG = {
root: '/',
scheme: 'Gemini',
version: '5.1.4',
sidebar: {"position":"left","display":"post","offset":12,"b2t":false,"scrollpercent":true,"onmobile":false},
fancybox: true,
tabs: true,
motion: {"enable":true,"async":false,"transition":{"post_block":"fadeIn","post_header":"slideDownIn","post_body":"slideDownIn","coll_header":"slideLeftIn","sidebar":"slideUpIn"}},
duoshuo: {
userId: '0',
author: '博主'
},
algolia: {
applicationID: '',
apiKey: '',
indexName: '',
hits: {"per_page":10},
labels: {"input_placeholder":"Search for Posts","hits_empty":"We didn't find any results for the search: ${query}","hits_stats":"${hits} results found in ${time} ms"}
}
};
</script>
<link rel="canonical" href="http://yoursite.com/">
<title>零零发</title>
</head>
<body itemscope itemtype="http://schema.org/WebPage" lang="zh-Hans">
<div class="container sidebar-position-left
page-home">
<div class="headband"></div>
<header id="header" class="header" itemscope itemtype="http://schema.org/WPHeader">
<div class="header-inner"><div class="site-brand-wrapper">
<div class="site-meta ">
<div class="custom-logo-site-title">
<a href="/" class="brand" rel="start">
<span class="logo-line-before"><i></i></span>
<span class="site-title">零零发</span>
<span class="logo-line-after"><i></i></span>
</a>
</div>
<p class="site-subtitle"></p>
</div>
<div class="site-nav-toggle">
<button>
<span class="btn-bar"></span>
<span class="btn-bar"></span>
<span class="btn-bar"></span>
</button>
</div>
</div>
<nav class="site-nav">
<ul id="menu" class="menu">
<li class="menu-item menu-item-home">
<a href="/" rel="section">
<i class="menu-item-icon fa fa-fw fa-home"></i> <br>
首页
</a>
</li>
<li class="menu-item menu-item-tags">
<a href="/tags/" rel="section">
<i class="menu-item-icon fa fa-fw fa-tags"></i> <br>
标签
</a>
</li>
<li class="menu-item menu-item-categories">
<a href="/categories/" rel="section">
<i class="menu-item-icon fa fa-fw fa-th"></i> <br>
分类
</a>
</li>
<li class="menu-item menu-item-archives">
<a href="/archives/" rel="section">
<i class="menu-item-icon fa fa-fw fa-archive"></i> <br>
归档
</a>
</li>
</ul>
</nav>
</div>
</header>
<main id="main" class="main">
<div class="main-inner">
<div class="content-wrap">
<div id="content" class="content">
<section id="posts" class="posts-expand">
<article class="post post-type-normal" itemscope itemtype="http://schema.org/Article">
<div class="post-block">
<link itemprop="mainEntityOfPage" href="http://yoursite.com/2020/08/04/链表/">
<span hidden itemprop="author" itemscope itemtype="http://schema.org/Person">
<meta itemprop="name" content="零零发">
<meta itemprop="description" content>
<meta itemprop="image" content="/images/avatar.gif">
</span>
<span hidden itemprop="publisher" itemscope itemtype="http://schema.org/Organization">
<meta itemprop="name" content="零零发">
</span>
<header class="post-header">
<h1 class="post-title" itemprop="name headline">
<a class="post-title-link" href="/2020/08/04/链表/" itemprop="url">链表</a></h1>
<div class="post-meta">
<span class="post-time">
<span class="post-meta-item-icon">
<i class="fa fa-calendar-o"></i>
</span>
<span class="post-meta-item-text">发表于</span>
<time title="创建于" itemprop="dateCreated datePublished" datetime="2020-08-04T11:16:44+08:00">
2020-08-04
</time>
</span>
<span class="post-category">
<span class="post-meta-divider">|</span>
<span class="post-meta-item-icon">
<i class="fa fa-folder-o"></i>
</span>
<span class="post-meta-item-text">分类于</span>
<span itemprop="about" itemscope itemtype="http://schema.org/Thing">
<a href="/categories/数据结构与算法/" itemprop="url" rel="index">
<span itemprop="name">数据结构与算法</span>
</a>
</span>
</span>
</div>
</header>
<div class="post-body" itemprop="articleBody">
<h3 id="19-删除链表的倒数第N个节点"><a href="#19-删除链表的倒数第N个节点" class="headerlink" title="19. 删除链表的倒数第N个节点"></a>19. 删除链表的倒数第N个节点</h3><blockquote>
<p>给定一个链表，删除链表的倒数第 <em>n</em> 个节点，并且返回链表的头结点。</p>
<p>给定一个链表: 1->2->3->4->5, 和 n = 2.</p>
<p>当删除了倒数第二个节点后，链表变为 1->2->3->5.</p>
</blockquote>
<ul>
<li><p>两次遍历,单指针，第一遍测出链表总长度，第二遍遍历到要删除的节点位置</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br></pre></td><td class="code"><pre><span class="line"><span class="function"><span class="keyword">public</span> ListNode <span class="title">removeNthFromEnd</span><span class="params">(ListNode head, <span class="keyword">int</span> n)</span> </span>{</span><br><span class="line"> ListNode dummy = <span class="keyword">new</span> ListNode(<span class="number">0</span>);</span><br><span class="line"> dummy.next = head;</span><br><span class="line"> <span class="keyword">int</span> length = <span class="number">0</span>;</span><br><span class="line"> ListNode first = head;</span><br><span class="line"> <span class="keyword">while</span>(first != <span class="keyword">null</span>){ <span class="comment">//得出链表长度</span></span><br><span class="line"> length++; </span><br><span class="line"> first=first.next;</span><br><span class="line"> }</span><br><span class="line"> length -= n; <span class="comment">//链表长度减去n</span></span><br><span class="line"> first = dummy;</span><br><span class="line"> <span class="keyword">while</span>(length><span class="number">0</span>){<span class="comment">//遍历到刚好要删除的节点</span></span><br><span class="line"> length--;</span><br><span class="line"> first = first.next;</span><br><span class="line"> }</span><br><span class="line"> first.next = first.next.next;<span class="comment">//删除节点</span></span><br><span class="line"> <span class="keyword">return</span> dummy.next; <span class="comment">//返回头节点</span></span><br><span class="line">}</span><br></pre></td></tr></table></figure>
</li>
</ul>
<ul>
<li><p>一次遍历，双指针，两个指针保持n的距离，遍历到末尾即可</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br></pre></td><td class="code"><pre><span class="line">ListNode pre = <span class="keyword">new</span> ListNode(<span class="number">0</span>);</span><br><span class="line"> pre.next = head;</span><br><span class="line"> ListNode end = pre;</span><br><span class="line"> ListNode start = pre;</span><br><span class="line"> <span class="keyword">int</span> length = <span class="number">0</span>;</span><br><span class="line"> <span class="keyword">while</span>(n><span class="number">0</span>){ <span class="comment">//先让end，先走n步</span></span><br><span class="line"> n--;</span><br><span class="line"> end = end.next;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">while</span>(end.next != <span class="keyword">null</span>){ <span class="comment">//一起走，走到末尾</span></span><br><span class="line"> start = start.next;</span><br><span class="line"> end = end.next;</span><br><span class="line"> }</span><br><span class="line"> start.next = start.next.next;<span class="comment">//删除节点</span></span><br><span class="line"> <span class="keyword">return</span> pre.next;</span><br></pre></td></tr></table></figure>
</li>
<li><p>递归遍历</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> 递归方法</span></span><br><span class="line"><span class="comment"> */</span> </span><br><span class="line"> <span class="keyword">int</span> i;</span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">removeNthFromEnd</span><span class="params">(ListNode head, <span class="keyword">int</span> n)</span> </span>{ </span><br><span class="line"> <span class="keyword">if</span> (head == <span class="keyword">null</span>) {</span><br><span class="line"> i = <span class="number">0</span>;</span><br><span class="line"> <span class="keyword">return</span> <span class="keyword">null</span>;</span><br><span class="line"> }</span><br><span class="line"> </span><br><span class="line"> head.next = removeNthFromEnd(head.next, n);</span><br><span class="line"> i++; <span class="comment">// 归的过程中会按倒序依次增加序号</span></span><br><span class="line"> <span class="keyword">if</span> (i == n) <span class="keyword">return</span> head.next; </span><br><span class="line"> <span class="comment">// 此时的节点为待删除节点，返回其next节点跨过待删除节点，达到删除节点的目的</span></span><br><span class="line"> <span class="keyword">return</span> head; <span class="comment">// 其他情况下正常返回本节点</span></span><br><span class="line"> }</span><br></pre></td></tr></table></figure>
</li>
</ul>
<h3 id="23-合并K个排序链表"><a href="#23-合并K个排序链表" class="headerlink" title="23 合并K个排序链表"></a>23 合并K个排序链表</h3><blockquote>
<p>合并 <em>k</em> 个排序链表，返回合并后的排序链表。请分析和描述算法的复杂度。</p>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br></pre></td><td class="code"><pre><span class="line">> 输入:</span><br><span class="line">> [</span><br><span class="line">> 1->4->5,</span><br><span class="line">> 1->3->4,</span><br><span class="line">> 2->6</span><br><span class="line">> ]</span><br><span class="line">> 输出: 1->1->2->3->4->4->5->6</span><br><span class="line">></span><br></pre></td></tr></table></figure>
</blockquote>
<ul>
<li><p>利用两两合并的，利用遍历将k个逐渐合并</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br></pre></td><td class="code"><pre><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">Solution</span> </span>{</span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">mergeKLists</span><span class="params">(ListNode[] lists)</span> </span>{</span><br><span class="line"> ListNode res = <span class="keyword">null</span>;</span><br><span class="line"> <span class="keyword">for</span> (ListNode list: lists) {</span><br><span class="line"> res = <span class="function">merge2Lis <span class="title">ts</span><span class="params">(res, list)</span></span>;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">return</span> res;</span><br><span class="line"> }</span><br><span class="line">}</span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">mergeTwoLists</span><span class="params">(ListNode l1, ListNode l2)</span> </span>{ <span class="comment">//合并两个</span></span><br><span class="line"> ListNode l3 = <span class="keyword">new</span> ListNode(<span class="number">0</span>);</span><br><span class="line"> ListNode head = l3;</span><br><span class="line"> <span class="keyword">while</span>(l1 != <span class="keyword">null</span> && l2!=<span class="keyword">null</span>){</span><br><span class="line"> <span class="keyword">if</span>(l1.val > l2.val){</span><br><span class="line"> l3.next = l2;</span><br><span class="line"> l3 = l3.next;</span><br><span class="line"> l2 = l2.next;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">else</span>{</span><br><span class="line"> l3.next = l1;</span><br><span class="line"> l3 = l3.next;</span><br><span class="line"> l1 = l1.next;</span><br><span class="line"> }</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">if</span>(l1 == <span class="keyword">null</span>){</span><br><span class="line"> l3.next = l2;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">if</span>(l2 == <span class="keyword">null</span>){</span><br><span class="line"> l3.next = l1;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">return</span> head.next;</span><br><span class="line"> }</span><br></pre></td></tr></table></figure>
</li>
<li><p>同样利用两两合并，同时利用分治算法</p>
<p><img src="https://pic.leetcode-cn.com/88d261465f1f21288dd23cef2f059297f5d053fc19805458a47ae1b05f3c0703-6.jpg" alt></p>
</li>
</ul>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br></pre></td><td class="code"><pre><span class="line"><span class="function"><span class="keyword">public</span> ListNode <span class="title">mergeKLists</span><span class="params">(ListNode[] lists)</span> </span>{</span><br><span class="line"> <span class="keyword">if</span>(lists==<span class="keyword">null</span> || lists.length==<span class="number">0</span>) {</span><br><span class="line"> <span class="keyword">return</span> <span class="keyword">null</span>;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">return</span> helper(lists,<span class="number">0</span>,lists.length-<span class="number">1</span>);</span><br><span class="line"> }</span><br><span class="line"> </span><br><span class="line"> <span class="comment">//通过mid将数组一分为二，并不断缩小规模，当规模为1时返回并开始合并</span></span><br><span class="line"> <span class="comment">//通过合并两个链表，不断增大其规模，整体看就是不断缩小-最后不断扩大的过程</span></span><br><span class="line"> <span class="function"><span class="keyword">private</span> ListNode <span class="title">helper</span><span class="params">(ListNode[] lists, <span class="keyword">int</span> begin, <span class="keyword">int</span> end)</span> </span>{</span><br><span class="line"> <span class="keyword">if</span>(begin==end) {<span class="comment">//递归到底了</span></span><br><span class="line"> <span class="keyword">return</span> lists[begin];</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">int</span> mid = begin+(end-begin)/<span class="number">2</span>;</span><br><span class="line"> ListNode left = helper(lists,begin,mid);<span class="comment">//得到左边部分</span></span><br><span class="line"> ListNode right = helper(lists,mid+<span class="number">1</span>,end);<span class="comment">//得到右边部分</span></span><br><span class="line"> <span class="keyword">return</span> merge(left,right);<span class="comment">//合并左右，并返回给上一级</span></span><br><span class="line"> }</span><br></pre></td></tr></table></figure>
<ul>
<li><p>利用队列排序</p>
<p><img src="https://pic.leetcode-cn.com/1d4fb6358f39ee7b4ad0b75119352a0fba44c550af0c310d594ae529717cbf3d-5.gif" alt></p>
</li>
</ul>
<h3 id="24-两两交换链表中的节点"><a href="#24-两两交换链表中的节点" class="headerlink" title="24. 两两交换链表中的节点"></a><a href="https://leetcode-cn.com/problems/swap-nodes-in-pairs/" target="_blank" rel="noopener">24. 两两交换链表中的节点</a></h3><blockquote>
<p>给定一个链表，两两交换其中相邻的节点，并返回交换后的链表。</p>
<p>你不能只是单纯的改变节点内部的值，而是需要实际的进行节点交换。</p>
<p>示例:</p>
<p>给定 1->2->3->4, 你应该返回 2->1->4->3.</p>
</blockquote>
<ul>
<li><p>迭代</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br></pre></td><td class="code"><pre><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">Solution</span> </span>{</span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">swapPairs</span><span class="params">(ListNode head)</span> </span>{</span><br><span class="line"> ListNode dummy = <span class="keyword">new</span> ListNode(-<span class="number">1</span>);</span><br><span class="line"> dummy.next = head;</span><br><span class="line"> ListNode prevNode = dummy;</span><br><span class="line"> <span class="keyword">while</span>((head != <span class="keyword">null</span>) && (head.next != <span class="keyword">null</span>)){</span><br><span class="line"> ListNode firstNode = head; <span class="comment">//拿到第一个节点</span></span><br><span class="line"> ListNode secondNode = head.next;<span class="comment">//拿到第二个节点</span></span><br><span class="line"></span><br><span class="line"> prevNode.next = secondNode;<span class="comment">//将第二个节点置前</span></span><br><span class="line"> firstNode.next = secondNode.next; <span class="comment">//交换位置</span></span><br><span class="line"> secondNode.next = firstNode;</span><br><span class="line"></span><br><span class="line"> prevNode = firstNode;<span class="comment">//指向第二个位置</span></span><br><span class="line"> head = firstNode.next;<span class="comment">//移动两格</span></span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">return</span> dummy.next;</span><br><span class="line"> }</span><br><span class="line"> }</span><br></pre></td></tr></table></figure>
</li>
<li><p>递归</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br></pre></td><td class="code"><pre><span class="line"><span class="function"><span class="keyword">public</span> ListNode <span class="title">swapPairs</span><span class="params">(ListNode head)</span> </span>{</span><br><span class="line"> <span class="comment">// If the list has no node or has only one node left.</span></span><br><span class="line"> <span class="keyword">if</span> ((head == <span class="keyword">null</span>) || (head.next == <span class="keyword">null</span>)) {<span class="comment">//递归到底</span></span><br><span class="line"> <span class="keyword">return</span> head; </span><br><span class="line"> }</span><br><span class="line"> </span><br><span class="line"> <span class="comment">// Nodes to be swapped</span></span><br><span class="line"> ListNode firstNode = head;<span class="comment">//第一个节点</span></span><br><span class="line"> ListNode secondNode = head.next;<span class="comment">//第二个节点</span></span><br><span class="line"> </span><br><span class="line"> <span class="comment">// Swapping </span></span><br><span class="line"> firstNode.next = swapPairs(secondNode.next);</span><br><span class="line"> secondNode.next = firstNode;</span><br><span class="line"> </span><br><span class="line"> <span class="comment">// Now the head is the second node</span></span><br><span class="line"> <span class="keyword">return</span> secondNode;</span><br><span class="line">}</span><br></pre></td></tr></table></figure>
</li>
</ul>
<h3 id="61-旋转链表"><a href="#61-旋转链表" class="headerlink" title="61. 旋转链表"></a><a href="https://leetcode-cn.com/problems/rotate-list/" target="_blank" rel="noopener">61. 旋转链表</a></h3><blockquote>
<p>给定一个链表，旋转链表，将链表每个节点向右移动 k 个位置，其中 k 是非负数。</p>
<p>示例 1:</p>
<p>输入: 1->2->3->4->5->NULL, k = 2<br>输出: 4->5->1->2->3->NULL<br>解释:<br>向右旋转 1 步: 5->1->2->3->4->NULL<br>向右旋转 2 步: 4->5->1->2->3->NULL<br>示例 2:</p>
<p>输入: 0->1->2->NULL, k = 4<br>输出: 2->0->1->NULL<br>解释:<br>向右旋转 1 步: 2->0->1->NULL<br>向右旋转 2 步: 1->2->0->NULL<br>向右旋转 3 步: 0->1->2->NULL</p>
<p>向右旋转 4 步: 2->0->1->NULL</p>
</blockquote>
<ul>
<li>先遍历总长度length</li>
<li>判断k大于length长度，求余</li>
<li>将倒数K位拼接到队头</li>
</ul>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br></pre></td><td class="code"><pre><span class="line"><span class="function"><span class="keyword">public</span> ListNode <span class="title">rotateRight</span><span class="params">(ListNode head, <span class="keyword">int</span> k)</span> </span>{</span><br><span class="line"> <span class="keyword">if</span> (head == <span class="keyword">null</span> ){</span><br><span class="line"> <span class="keyword">return</span> <span class="keyword">null</span>;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">if</span>(k <= <span class="number">0</span>){</span><br><span class="line"> <span class="keyword">return</span> head;</span><br><span class="line"> }</span><br><span class="line"> </span><br><span class="line"> <span class="keyword">int</span> length = <span class="number">0</span>;</span><br><span class="line"> ListNode first = head;</span><br><span class="line"> <span class="keyword">while</span>(first != <span class="keyword">null</span>){ <span class="comment">//得出链表长度</span></span><br><span class="line"> length++; </span><br><span class="line"> first=first.next;</span><br><span class="line"> } </span><br><span class="line"></span><br><span class="line"> <span class="keyword">if</span>(k>=length){<span class="comment">//k比链表长度大</span></span><br><span class="line"> k = k%length;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">if</span>(k == <span class="number">0</span>){ <span class="comment">//k为length的倍数，恰好不用旋转</span></span><br><span class="line"> <span class="keyword">return</span> head; </span><br><span class="line"> }</span><br><span class="line"><span class="keyword">int</span> flag = length - k -<span class="number">1</span>; <span class="comment">//倒数的K+1</span></span><br><span class="line">ListNode end = head; <span class="comment">//指向链表头部</span></span><br><span class="line"> <span class="keyword">while</span>(flag><span class="number">0</span>){</span><br><span class="line"> end = end.next;</span><br><span class="line"> flag--;</span><br><span class="line">}</span><br><span class="line">ListNode newHead = end.next;</span><br><span class="line">end.next = <span class="keyword">null</span>;<span class="comment">//末尾指向空</span></span><br><span class="line"> </span><br><span class="line">first = newHead;</span><br><span class="line"><span class="keyword">while</span>(first.next != <span class="keyword">null</span>){ <span class="comment">//遍历到末尾</span></span><br><span class="line"> first = first.next; </span><br><span class="line">}</span><br><span class="line">first.next = head; <span class="comment">//将末尾拼上队头</span></span><br><span class="line"><span class="keyword">return</span> newHead;</span><br><span class="line">}</span><br></pre></td></tr></table></figure>
<h3 id="83-删除排序链表中的重复元素"><a href="#83-删除排序链表中的重复元素" class="headerlink" title="83. 删除排序链表中的重复元素"></a><a href="https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list/" target="_blank" rel="noopener">83. 删除排序链表中的重复元素</a></h3><blockquote>
<p>给定一个排序链表，删除所有重复的元素，使得每个元素只出现一次。</p>
<p>示例 1:</p>
<p>输入: 1->1->2<br>输出: 1->2<br>示例 2:</p>
<p>输入: 1->1->2->3->3<br>输出: 1->2->3</p>
</blockquote>
<ul>
<li><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br></pre></td><td class="code"><pre><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">Solution</span> </span>{</span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">deleteDuplicates</span><span class="params">(ListNode head)</span> </span>{</span><br><span class="line"> ListNode current = head;</span><br><span class="line"> <span class="keyword">while</span> (current != <span class="keyword">null</span> && current.next != <span class="keyword">null</span>) {</span><br><span class="line"> <span class="keyword">if</span> (current.next.val == current.val) {</span><br><span class="line"> current.next = current.next.next;<span class="comment">//跳过</span></span><br><span class="line"> } <span class="keyword">else</span> { </span><br><span class="line"> current = current.next;<span class="comment">//正常遍历</span></span><br><span class="line"> }</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">return</span> head;</span><br><span class="line"></span><br><span class="line"> }</span><br><span class="line">}</span><br></pre></td></tr></table></figure>
</li>
</ul>
<h3 id="82-删除排序链表中的重复元素-II"><a href="#82-删除排序链表中的重复元素-II" class="headerlink" title="82. 删除排序链表中的重复元素 II"></a><a href="https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list-ii/" target="_blank" rel="noopener">82. 删除排序链表中的重复元素 II</a></h3><blockquote>
<p>给定一个排序链表，删除所有含有重复数字的节点，只保留原始链表中 没有重复出现 的数字。</p>
<p>示例 1:</p>
<p>输入: 1->2->3->3->4->4->5<br>输出: 1->2->5<br>示例 2:</p>
<p>输入: 1->1->1->2->3<br>输出: 2->3</p>
</blockquote>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br></pre></td><td class="code"><pre><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">Solution</span> </span>{</span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">deleteDuplicates</span><span class="params">(ListNode head)</span> </span>{</span><br><span class="line"> <span class="keyword">if</span>(head == <span class="keyword">null</span>) <span class="keyword">return</span> <span class="keyword">null</span>;</span><br><span class="line"> ListNode dummy = <span class="keyword">new</span> ListNode(-<span class="number">1000</span>);</span><br><span class="line"> dummy.next = head;</span><br><span class="line"> ListNode slow = dummy;</span><br><span class="line"> ListNode fast = dummy.next;</span><br><span class="line"> <span class="keyword">while</span> (fast != <span class="keyword">null</span>) {<span class="comment">//遍历数组</span></span><br><span class="line"> <span class="keyword">while</span> (fast.next != <span class="keyword">null</span> && fast.val == fast.next.val) </span><br><span class="line"> fast = fast.next; <span class="comment">//跳到相同数字的最后一个</span></span><br><span class="line"> <span class="keyword">if</span> (slow.next == fast) <span class="comment">//无相同数字情况下</span></span><br><span class="line"> slow = slow.next; </span><br><span class="line"> <span class="keyword">else</span> <span class="comment">//相同数字，要跳过</span></span><br><span class="line"> slow.next = fast.next; <span class="comment">//跳到下一个</span></span><br><span class="line"> fast = fast.next;</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">return</span> dummy.next; </span><br><span class="line"> } </span><br><span class="line">}</span><br></pre></td></tr></table></figure>
<h3 id="86-分隔链表"><a href="#86-分隔链表" class="headerlink" title="86. 分隔链表"></a><a href="https://leetcode-cn.com/problems/partition-list/" target="_blank" rel="noopener">86. 分隔链表</a></h3><blockquote>
<p>给定一个链表和一个特定值 x，对链表进行分隔，使得所有小于 x 的节点都在大于或等于 x 的节点之前。</p>
<p>你应当保留两个分区中每个节点的初始相对位置。</p>
<p>示例:</p>
<p>输入: head = 1->4->3->2->5->2, x = 3<br>输出: 1->2->2->4->3->====5====</p>
</blockquote>
<h3 id="206-反转链表"><a href="#206-反转链表" class="headerlink" title="206. 反转链表"></a><a href="https://leetcode-cn.com/problems/reverse-linked-list/" target="_blank" rel="noopener">206. 反转链表</a></h3><blockquote>
<p>反转一个单链表。</p>
<p><strong>示例:</strong></p>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line">> 输入: 1->2->3->4->5->NULL</span><br><span class="line">> 输出: 5->4->3->2->1->NULL</span><br><span class="line">></span><br></pre></td></tr></table></figure>
</blockquote>
<blockquote>
</blockquote>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br></pre></td><td class="code"><pre><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">Solution</span> </span>{</span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">reverseList</span><span class="params">(ListNode head)</span> </span>{</span><br><span class="line"><span class="comment">//递归终止条件是当前为空，或者下一个节点为空</span></span><br><span class="line"> <span class="keyword">if</span>(head==<span class="keyword">null</span> || head.next==<span class="keyword">null</span>) {</span><br><span class="line"> <span class="keyword">return</span> head;</span><br><span class="line"> }</span><br><span class="line"> <span class="comment">//这里的cur就是最后一个节点</span></span><br><span class="line"> ListNode cur = reverseList(head.next);</span><br><span class="line"> head.next.next = head;<span class="comment">//设置转向</span></span><br><span class="line"> <span class="comment">//防止链表循环，断开转向后的next</span></span><br><span class="line"> head.next = <span class="keyword">null</span>;</span><br><span class="line"> <span class="comment">//每层递归函数都返回cur，也就是最后一个节点</span></span><br><span class="line"> <span class="keyword">return</span> cur;</span><br><span class="line"> }</span><br><span class="line">}</span><br></pre></td></tr></table></figure>
<h3 id="92-反转链表-II"><a href="#92-反转链表-II" class="headerlink" title="92. 反转链表 II"></a><a href="https://leetcode-cn.com/problems/reverse-linked-list-ii/" target="_blank" rel="noopener">92. 反转链表 II</a></h3><blockquote>
<p>反转从位置 m 到 n 的链表。请使用一趟扫描完成反转。</p>
<p>说明:<br>1 ≤ m ≤ n ≤ 链表长度。</p>
<p>示例:</p>
<p>输入: 1->2->3->4->5->NULL, m = 2, n = 4<br>输出: 1->4->3->2->5->NULL</p>
</blockquote>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br></pre></td><td class="code"><pre><span class="line"><span class="class"><span class="keyword">class</span> <span class="title">Solution</span> </span>{</span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">reverseBetween</span><span class="params">(ListNode head, <span class="keyword">int</span> m, <span class="keyword">int</span> n)</span> </span>{</span><br><span class="line"> <span class="comment">// base case</span></span><br><span class="line"> <span class="keyword">if</span> (m == <span class="number">1</span>) {</span><br><span class="line"> <span class="keyword">return</span> reverseN(head, n);</span><br><span class="line"> }</span><br><span class="line"> <span class="comment">// 前进到反转的起点触发 base case</span></span><br><span class="line"> head.next = reverseBetween(head.next, m - <span class="number">1</span>, n - <span class="number">1</span>);</span><br><span class="line"> <span class="keyword">return</span> head;</span><br><span class="line"> }</span><br><span class="line"> ListNode successor = <span class="keyword">null</span>; <span class="comment">// 后驱节点</span></span><br><span class="line"> <span class="function"><span class="keyword">public</span> ListNode <span class="title">reverseN</span><span class="params">(ListNode head, <span class="keyword">int</span> n)</span></span>{</span><br><span class="line"> <span class="keyword">if</span> (n == <span class="number">1</span>) { </span><br><span class="line"> <span class="comment">// 记录第 n + 1 个节点</span></span><br><span class="line"> successor = head.next;</span><br><span class="line"> <span class="keyword">return</span> head;</span><br><span class="line"> } </span><br><span class="line"> <span class="comment">// 以 head.next 为起点，需要反转前 n - 1 个节点</span></span><br><span class="line"> ListNode last = reverseN(head.next, n - <span class="number">1</span>);</span><br><span class="line"></span><br><span class="line"> head.next.next = head;</span><br><span class="line"> <span class="comment">// 让反转之后的 head 节点和后面的节点连起来</span></span><br><span class="line"> head.next = successor;</span><br><span class="line"> <span class="keyword">return</span> last;</span><br><span class="line"> </span><br><span class="line"> }</span><br><span class="line">}</span><br></pre></td></tr></table></figure>
</div>
<footer class="post-footer">
<div class="post-eof"></div>
</footer>
</div>
</article>
<article class="post post-type-normal" itemscope itemtype="http://schema.org/Article">
<div class="post-block">
<link itemprop="mainEntityOfPage" href="http://yoursite.com/2020/08/03/整合SSM/">
<span hidden itemprop="author" itemscope itemtype="http://schema.org/Person">
<meta itemprop="name" content="零零发">
<meta itemprop="description" content>
<meta itemprop="image" content="/images/avatar.gif">
</span>
<span hidden itemprop="publisher" itemscope itemtype="http://schema.org/Organization">
<meta itemprop="name" content="零零发">
</span>
<header class="post-header">
<h1 class="post-title" itemprop="name headline">
<a class="post-title-link" href="/2020/08/03/整合SSM/" itemprop="url">SSM整合</a></h1>
<div class="post-meta">
<span class="post-time">
<span class="post-meta-item-icon">
<i class="fa fa-calendar-o"></i>
</span>
<span class="post-meta-item-text">发表于</span>
<time title="创建于" itemprop="dateCreated datePublished" datetime="2020-08-03T22:54:42+08:00">
2020-08-03
</time>
</span>
<span class="post-category">
<span class="post-meta-divider">|</span>
<span class="post-meta-item-icon">
<i class="fa fa-folder-o"></i>
</span>
<span class="post-meta-item-text">分类于</span>
<span itemprop="about" itemscope itemtype="http://schema.org/Thing">
<a href="/categories/Java/" itemprop="url" rel="index">
<span itemprop="name">Java</span>
</a>
</span>
，
<span itemprop="about" itemscope itemtype="http://schema.org/Thing">
<a href="/categories/Java/SSM/" itemprop="url" rel="index">
<span itemprop="name">SSM</span>
</a>
</span>
</span>
</div>
</header>
<div class="post-body" itemprop="articleBody">
<h2 id="整合SSM1"><a href="#整合SSM1" class="headerlink" title="整合SSM1"></a>整合SSM1</h2><h3 id="1-导入依赖"><a href="#1-导入依赖" class="headerlink" title="1 导入依赖"></a>1 导入依赖</h3><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br><span class="line">79</span><br><span class="line">80</span><br><span class="line">81</span><br><span class="line">82</span><br><span class="line">83</span><br><span class="line">84</span><br><span class="line">85</span><br><span class="line">86</span><br><span class="line">87</span><br><span class="line">88</span><br><span class="line">89</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"><!--依赖 junit、数据库驱动、连接池、servlet、jsp、mybatis --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependencies</span>></span></span><br><span class="line"> <span class="comment"><!--Junit--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>junit<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>junit<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>4.12<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="comment"><!--数据库驱动--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>mysql<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mysql-connector-java<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>5.1.47<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="comment"><!-- 数据库连接池 --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>com.mchange<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>c3p0<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>0.9.5.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--Servlet - JSP --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>javax.servlet<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>servlet-api<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>2.5<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>javax.servlet.jsp<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>jsp-api<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>2.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>javax.servlet<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>jstl<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>1.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--Mybatis--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.mybatis<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mybatis<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>3.5.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.mybatis<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mybatis-spring<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>2.0.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--Spring--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-webmvc<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>5.1.9.RELEASE<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-jdbc<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>5.1.9.RELEASE<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="comment"><!--lombok--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.projectlombok<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>lombok<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>1.18.10<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependencies</span>></span></span><br><span class="line"> <span class="comment"><!--静态资源导出--></span></span><br><span class="line"> <span class="tag"><<span class="name">build</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">resources</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">resource</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">directory</span>></span>src/main/java<span class="tag"></<span class="name">directory</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">includes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">include</span>></span>**/*.properties<span class="tag"></<span class="name">include</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">include</span>></span>**/*.xml<span class="tag"></<span class="name">include</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">includes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filtering</span>></span>false<span class="tag"></<span class="name">filtering</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">resource</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">resource</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">directory</span>></span>src/main/resources<span class="tag"></<span class="name">directory</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">includes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">include</span>></span>**/*.properties<span class="tag"></<span class="name">include</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">include</span>></span>**/*.xml<span class="tag"></<span class="name">include</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">includes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filtering</span>></span>false<span class="tag"></<span class="name">filtering</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">resource</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">resources</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">build</span>></span></span><br></pre></td></tr></table></figure>
<h3 id="2-IDEA连接数据库"><a href="#2-IDEA连接数据库" class="headerlink" title="2 IDEA连接数据库"></a>2 IDEA连接数据库</h3><p>URL： jdbc:mysql://localhost:3306?serverTimezone=GMT</p>
<h3 id="3-建立文件"><a href="#3-建立文件" class="headerlink" title="3 建立文件"></a>3 建立文件</h3><ul>
<li><p>com.kuang.pojo</p>
</li>
<li><p>com.kuang.dao</p>
</li>
<li><p>com.kuang.service</p>
</li>
<li><p>com.kuang.controller</p>
</li>
<li><p>mybatis-config.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8" ?></span></span><br><span class="line"><span class="meta"><!DOCTYPE configuration</span></span><br><span class="line"><span class="meta"> PUBLIC "-//mybatis.org//DTD Config 3.0//EN"</span></span><br><span class="line"><span class="meta"> "http://mybatis.org/dtd/mybatis-3-config.dtd"></span></span><br><span class="line"><span class="tag"><<span class="name">configuration</span>></span></span><br><span class="line"> <span class="comment"><!--配置数据源，交给Spring去做--></span></span><br><span class="line"> <span class="tag"><<span class="name">typeAliases</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">package</span> <span class="attr">name</span>=<span class="string">"com.lin.pojo"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">typeAliases</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">mappers</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">mapper</span> <span class="attr">class</span>=<span class="string">"com.lin.dao.BookMapper"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">mappers</span>></span></span><br><span class="line"><span class="tag"></<span class="name">configuration</span>></span></span><br></pre></td></tr></table></figure>
</li>
<li><p>applicationContext.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8"?></span></span><br><span class="line"><span class="tag"><<span class="name">beans</span> <span class="attr">xmlns</span>=<span class="string">"http://www.springframework.org/schema/beans"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xsi:schemaLocation</span>=<span class="string">"http://www.springframework.org/schema/beans</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/beans/spring-beans.xsd"</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"></<span class="name">beans</span>></span></span><br></pre></td></tr></table></figure>
</li>
<li><p><strong>database.properties</strong></p>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br></pre></td><td class="code"><pre><span class="line">jdbc.driver=com.mysql.jdbc.Driver</span><br><span class="line">jdbc.url=jdbc:mysql://localhost:3306/ssmbuild?useSSL=false&useUnicode=true&characterEncoding=utf8</span><br><span class="line">jdbc.username=root</span><br><span class="line">jdbc.password=1234</span><br></pre></td></tr></table></figure>
</li>
<li><p>spring-dao.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8"?></span></span><br><span class="line"><span class="tag"><<span class="name">beans</span> <span class="attr">xmlns</span>=<span class="string">"http://www.springframework.org/schema/beans"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:context</span>=<span class="string">"http://www.springframework.org/schema/context"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xsi:schemaLocation</span>=<span class="string">"http://www.springframework.org/schema/beans</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd"</span>></span></span><br><span class="line"></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 配置整合mybatis --></span></span><br><span class="line"> <span class="comment"><!-- 1.关联数据库文件 --></span></span><br><span class="line"> <span class="tag"><<span class="name">context:property-placeholder</span> <span class="attr">location</span>=<span class="string">"classpath:database.properties"</span>/></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 2.数据库连接池 --></span></span><br><span class="line"> <span class="comment"><!--数据库连接池</span></span><br><span class="line"><span class="comment"> dbcp 半自动化操作 不能自动连接</span></span><br><span class="line"><span class="comment"> c3p0 自动化操作（自动的加载配置文件 并且设置到对象里面）</span></span><br><span class="line"><span class="comment"> --></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"dataSource"</span> <span class="attr">class</span>=<span class="string">"com.mchange.v2.c3p0.ComboPooledDataSource"</span>></span></span><br><span class="line"> <span class="comment"><!-- 配置连接池属性 --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"driverClass"</span> <span class="attr">value</span>=<span class="string">"${jdbc.driver}"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"jdbcUrl"</span> <span class="attr">value</span>=<span class="string">"${jdbc.url}"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"user"</span> <span class="attr">value</span>=<span class="string">"${jdbc.username}"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"password"</span> <span class="attr">value</span>=<span class="string">"${jdbc.password}"</span>/></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- c3p0连接池的私有属性 --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"maxPoolSize"</span> <span class="attr">value</span>=<span class="string">"30"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"minPoolSize"</span> <span class="attr">value</span>=<span class="string">"10"</span>/></span></span><br><span class="line"> <span class="comment"><!-- 关闭连接后不自动commit --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"autoCommitOnClose"</span> <span class="attr">value</span>=<span class="string">"false"</span>/></span></span><br><span class="line"> <span class="comment"><!-- 获取连接超时时间 --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"checkoutTimeout"</span> <span class="attr">value</span>=<span class="string">"10000"</span>/></span></span><br><span class="line"> <span class="comment"><!-- 当获取连接失败重试次数 --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"acquireRetryAttempts"</span> <span class="attr">value</span>=<span class="string">"2"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 3.配置SqlSessionFactory对象 --></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"sqlSessionFactory"</span> <span class="attr">class</span>=<span class="string">"org.mybatis.spring.SqlSessionFactoryBean"</span>></span></span><br><span class="line"> <span class="comment"><!-- 注入数据库连接池 --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"dataSource"</span> <span class="attr">ref</span>=<span class="string">"dataSource"</span>/></span></span><br><span class="line"> <span class="comment"><!-- 配置MyBaties全局配置文件:mybatis-config.xml --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"configLocation"</span> <span class="attr">value</span>=<span class="string">"classpath:mybatis-config.xml"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 4.配置扫描Dao接口包，动态实现Dao接口注入到spring容器中 --></span></span><br><span class="line"> <span class="comment"><!--解释 ：https://www.cnblogs.com/jpfss/p/7799806.html--></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">class</span>=<span class="string">"org.mybatis.spring.mapper.MapperScannerConfigurer"</span>></span></span><br><span class="line"> <span class="comment"><!-- 注入sqlSessionFactory --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"sqlSessionFactoryBeanName"</span> <span class="attr">value</span>=<span class="string">"sqlSessionFactory"</span>/></span></span><br><span class="line"> <span class="comment"><!-- 给出需要扫描Dao接口包 --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"basePackage"</span> <span class="attr">value</span>=<span class="string">"com.lin.dao"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"></<span class="name">beans</span>></span></span><br></pre></td></tr></table></figure>
</li>
</ul>
<ul>
<li><p>spring-service.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8"?></span></span><br><span class="line"><span class="tag"><<span class="name">beans</span> <span class="attr">xmlns</span>=<span class="string">"http://www.springframework.org/schema/beans"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:context</span>=<span class="string">"http://www.springframework.org/schema/context"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xsi:schemaLocation</span>=<span class="string">"http://www.springframework.org/schema/beans</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/beans/spring-beans.xsd</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/context</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/context/spring-context.xsd"</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 扫描service相关的bean --></span></span><br><span class="line"> <span class="tag"><<span class="name">context:component-scan</span> <span class="attr">base-package</span>=<span class="string">"com.lin.service"</span> /></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--BookServiceImpl注入到IOC容器中--></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"BookServiceImpl"</span> <span class="attr">class</span>=<span class="string">"com.lin.service.BookServiceImpl"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"bookMapper"</span> <span class="attr">ref</span>=<span class="string">"bookMapper"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 配置事务管理器 --></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"transactionManager"</span> <span class="attr">class</span>=<span class="string">"org.springframework.jdbc.datasource.DataSourceTransactionManager"</span>></span></span><br><span class="line"> <span class="comment"><!-- 注入数据库连接池 --></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"dataSource"</span> <span class="attr">ref</span>=<span class="string">"dataSource"</span> /></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"></<span class="name">beans</span>></span></span><br></pre></td></tr></table></figure>
</li>
<li><p>spring-mvc.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8"?></span></span><br><span class="line"><span class="tag"><<span class="name">beans</span> <span class="attr">xmlns</span>=<span class="string">"http://www.springframework.org/schema/beans"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:context</span>=<span class="string">"http://www.springframework.org/schema/context"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:mvc</span>=<span class="string">"http://www.springframework.org/schema/mvc"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xsi:schemaLocation</span>=<span class="string">"http://www.springframework.org/schema/beans</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/beans/spring-beans.xsd</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/context</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/context/spring-context.xsd</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/mvc</span></span></span><br><span class="line"><span class="tag"><span class="string"> https://www.springframework.org/schema/mvc/spring-mvc.xsd"</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 配置SpringMVC --></span></span><br><span class="line"> <span class="comment"><!-- 1.开启SpringMVC注解驱动 --></span></span><br><span class="line"> <span class="tag"><<span class="name">mvc:annotation-driven</span> /></span></span><br><span class="line"> <span class="comment"><!-- 2.静态资源默认servlet配置--></span></span><br><span class="line"> <span class="tag"><<span class="name">mvc:default-servlet-handler</span>/></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 3.配置jsp 显示ViewResolver视图解析器 --></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">class</span>=<span class="string">"org.springframework.web.servlet.view.InternalResourceViewResolver"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"viewClass"</span> <span class="attr">value</span>=<span class="string">"org.springframework.web.servlet.view.JstlView"</span> /></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"prefix"</span> <span class="attr">value</span>=<span class="string">"/WEB-INF/jsp/"</span> /></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"suffix"</span> <span class="attr">value</span>=<span class="string">".jsp"</span> /></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- 4.扫描web相关的bean --></span></span><br><span class="line"> <span class="tag"><<span class="name">context:component-scan</span> <span class="attr">base-package</span>=<span class="string">"com.lin.controller"</span> /></span></span><br><span class="line"></span><br><span class="line"><span class="tag"></<span class="name">beans</span>></span></span><br></pre></td></tr></table></figure>
</li>
</ul>
<h3 id="4-设置为web项目"><a href="#4-设置为web项目" class="headerlink" title="4 设置为web项目"></a>4 设置为web项目</h3><ul>
<li><p>右键项目，Add Framework Support</p>
</li>
<li><p>web.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8"?></span></span><br><span class="line"><span class="tag"><<span class="name">web-app</span> <span class="attr">xmlns</span>=<span class="string">"http://xmlns.jcp.org/xml/ns/javaee"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xsi:schemaLocation</span>=<span class="string">"http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">version</span>=<span class="string">"4.0"</span>></span></span><br><span class="line"> <span class="comment"><!--DispatcherServlet--></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet-name</span>></span>DispatcherServlet<span class="tag"></<span class="name">servlet-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet-class</span>></span>org.springframework.web.servlet.DispatcherServlet<span class="tag"></<span class="name">servlet-class</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">init-param</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-name</span>></span>contextConfigLocation<span class="tag"></<span class="name">param-name</span>></span></span><br><span class="line"> <span class="comment"><!--一定要注意:我们这里加载的是总的配置文件，之前被这里坑了！--></span></span><br><span class="line"> <span class="tag"><<span class="name">param-value</span>></span>classpath:applicationContext.xml<span class="tag"></<span class="name">param-value</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">init-param</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">load-on-startup</span>></span>1<span class="tag"></<span class="name">load-on-startup</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">servlet</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet-mapping</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet-name</span>></span>DispatcherServlet<span class="tag"></<span class="name">servlet-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">url-pattern</span>></span>/<span class="tag"></<span class="name">url-pattern</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">servlet-mapping</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--encodingFilter--></span></span><br><span class="line"> <span class="tag"><<span class="name">filter</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filter-name</span>></span>encodingFilter<span class="tag"></<span class="name">filter-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filter-class</span>></span></span><br><span class="line"> org.springframework.web.filter.CharacterEncodingFilter</span><br><span class="line"> <span class="tag"></<span class="name">filter-class</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">init-param</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-name</span>></span>encoding<span class="tag"></<span class="name">param-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-value</span>></span>utf-8<span class="tag"></<span class="name">param-value</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">init-param</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">filter</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filter-mapping</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filter-name</span>></span>encodingFilter<span class="tag"></<span class="name">filter-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">url-pattern</span>></span>/*<span class="tag"></<span class="name">url-pattern</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">filter-mapping</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--Session过期时间--></span></span><br><span class="line"> <span class="tag"><<span class="name">session-config</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">session-timeout</span>></span>15<span class="tag"></<span class="name">session-timeout</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">session-config</span>></span></span><br><span class="line"><span class="tag"></<span class="name">web-app</span>></span></span><br></pre></td></tr></table></figure>
</li>
</ul>
<h2 id="整合SSM第二版"><a href="#整合SSM第二版" class="headerlink" title="整合SSM第二版"></a>整合SSM第二版</h2><h3 id="1-pom-xml"><a href="#1-pom-xml" class="headerlink" title="1 pom.xml"></a>1 pom.xml</h3><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br><span class="line">79</span><br><span class="line">80</span><br><span class="line">81</span><br><span class="line">82</span><br><span class="line">83</span><br><span class="line">84</span><br><span class="line">85</span><br><span class="line">86</span><br><span class="line">87</span><br><span class="line">88</span><br><span class="line">89</span><br><span class="line">90</span><br><span class="line">91</span><br><span class="line">92</span><br><span class="line">93</span><br><span class="line">94</span><br><span class="line">95</span><br><span class="line">96</span><br><span class="line">97</span><br><span class="line">98</span><br><span class="line">99</span><br><span class="line">100</span><br><span class="line">101</span><br><span class="line">102</span><br><span class="line">103</span><br><span class="line">104</span><br><span class="line">105</span><br><span class="line">106</span><br><span class="line">107</span><br><span class="line">108</span><br><span class="line">109</span><br><span class="line">110</span><br><span class="line">111</span><br><span class="line">112</span><br><span class="line">113</span><br><span class="line">114</span><br><span class="line">115</span><br><span class="line">116</span><br><span class="line">117</span><br><span class="line">118</span><br><span class="line">119</span><br><span class="line">120</span><br><span class="line">121</span><br><span class="line">122</span><br><span class="line">123</span><br><span class="line">124</span><br><span class="line">125</span><br><span class="line">126</span><br><span class="line">127</span><br><span class="line">128</span><br><span class="line">129</span><br><span class="line">130</span><br><span class="line">131</span><br><span class="line">132</span><br><span class="line">133</span><br><span class="line">134</span><br><span class="line">135</span><br><span class="line">136</span><br><span class="line">137</span><br><span class="line">138</span><br><span class="line">139</span><br><span class="line">140</span><br><span class="line">141</span><br><span class="line">142</span><br><span class="line">143</span><br><span class="line">144</span><br><span class="line">145</span><br><span class="line">146</span><br><span class="line">147</span><br><span class="line">148</span><br><span class="line">149</span><br></pre></td><td class="code"><pre><span class="line"> <span class="tag"><<span class="name">properties</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">spring.version</span>></span>5.0.2.RELEASE<span class="tag"></<span class="name">spring.version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">slf4j.version</span>></span>1.6.6<span class="tag"></<span class="name">slf4j.version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">log4j.version</span>></span>1.2.12<span class="tag"></<span class="name">log4j.version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">mysql.version</span>></span>5.1.6<span class="tag"></<span class="name">mysql.version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">mybatis.version</span>></span>3.4.5<span class="tag"></<span class="name">mybatis.version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">properties</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"><<span class="name">dependencies</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- spring --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.aspectj<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>aspectjweaver<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>1.6.8<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-aop<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${spring.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-context<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${spring.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-web<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${spring.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-webmvc<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${spring.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-test<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${spring.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-tx<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${spring.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-jdbc<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${spring.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>junit<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>junit<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>4.12<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">scope</span>></span>compile<span class="tag"></<span class="name">scope</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>mysql<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mysql-connector-java<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${mysql.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>javax.servlet<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>servlet-api<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>2.5<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">scope</span>></span>provided<span class="tag"></<span class="name">scope</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>javax.servlet.jsp<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>jsp-api<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>2.0<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">scope</span>></span>provided<span class="tag"></<span class="name">scope</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>jstl<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>jstl<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>1.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!-- log start --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>log4j<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>log4j<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${log4j.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.slf4j<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>slf4j-api<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${slf4j.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.slf4j<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>slf4j-log4j12<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${slf4j.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="comment"><!-- log end --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.mybatis<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mybatis<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>${mybatis.version}<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.mybatis<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mybatis-spring<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>1.3.0<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>c3p0<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>c3p0<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>0.9.1.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">type</span>></span>jar<span class="tag"></<span class="name">type</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">scope</span>></span>compile<span class="tag"></<span class="name">scope</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"></<span class="name">dependencies</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"><<span class="name">build</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">plugins</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">plugin</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.apache.maven.plugins<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>maven-compiler-plugin<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>3.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">configuration</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">source</span>></span>1.8<span class="tag"></<span class="name">source</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">target</span>></span>1.8<span class="tag"></<span class="name">target</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">encoding</span>></span>UTF-8<span class="tag"></<span class="name">encoding</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">showWarnings</span>></span>true<span class="tag"></<span class="name">showWarnings</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">configuration</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">plugin</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">plugins</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">build</span>></span></span><br></pre></td></tr></table></figure>
<h3 id="2-spring配置"><a href="#2-spring配置" class="headerlink" title="2 spring配置"></a>2 spring配置</h3><ul>
<li><p>applicationContext.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8"?></span></span><br><span class="line"><span class="tag"><<span class="name">beans</span> <span class="attr">xmlns</span>=<span class="string">"http://www.springframework.org/schema/beans"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:context</span>=<span class="string">"http://www.springframework.org/schema/context"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:aop</span>=<span class="string">"http://www.springframework.org/schema/aop"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:tx</span>=<span class="string">"http://www.springframework.org/schema/tx"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xsi:schemaLocation</span>=<span class="string">"http://www.springframework.org/schema/beans</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/beans/spring-beans.xsd</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/context</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/context/spring-context.xsd</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/aop</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/aop/spring-aop.xsd</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/tx</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/tx/spring-tx.xsd"</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--开启注解的扫描，希望处理service和dao，controller不需要Spring框架去处理--></span></span><br><span class="line"> <span class="tag"><<span class="name">context:component-scan</span> <span class="attr">base-package</span>=<span class="string">"cn.lin"</span> ></span></span><br><span class="line"> <span class="comment"><!--配置哪些注解不扫描--></span></span><br><span class="line"> <span class="tag"><<span class="name">context:exclude-filter</span> <span class="attr">type</span>=<span class="string">"annotation"</span> <span class="attr">expression</span>=<span class="string">"org.springframework.stereotype.Controller"</span> /></span></span><br><span class="line"> <span class="tag"></<span class="name">context:component-scan</span>></span></span><br><span class="line"> </span><br><span class="line"><span class="tag"></<span class="name">beans</span>></span></span><br></pre></td></tr></table></figure>
</li>
<li><p>测试</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">@Test</span></span><br><span class="line"> <span class="function"><span class="keyword">public</span> <span class="keyword">void</span> <span class="title">run1</span><span class="params">()</span></span>{</span><br><span class="line"> <span class="comment">// 加载配置文件</span></span><br><span class="line"> ApplicationContext ac = <span class="keyword">new</span> ClassPathXmlApplicationContext(<span class="string">"classpath:applicationContext.xml"</span>);</span><br><span class="line"> <span class="comment">// 获取对象</span></span><br><span class="line"> AccountService as = (AccountService) ac.getBean(<span class="string">"accountService"</span>);</span><br><span class="line"> <span class="comment">// 调用方法</span></span><br><span class="line"> as.findAll();</span><br><span class="line"> }</span><br></pre></td></tr></table></figure>
</li>
</ul>
<h3 id="3-spring-mvc-配置"><a href="#3-spring-mvc-配置" class="headerlink" title="3 spring-mvc 配置"></a>3 spring-mvc 配置</h3><ul>
<li><p>web.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><!DOCTYPE web-app PUBLIC</span></span><br><span class="line"><span class="meta"> "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"</span></span><br><span class="line"><span class="meta"> "http://java.sun.com/dtd/web-app_2_3.dtd" ></span></span><br><span class="line"></span><br><span class="line"><span class="tag"><<span class="name">web-app</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">display-name</span>></span>Archetype Created Web Application<span class="tag"></<span class="name">display-name</span>></span></span><br><span class="line"> <span class="comment"><!--配置Spring的监听器，默认只加载WEB-INF目录下的applicationContext.xml配置文件--></span></span><br><span class="line"> <span class="tag"><<span class="name">listener</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">listener-class</span>></span>org.springframework.web.context.ContextLoaderListener<span class="tag"></<span class="name">listener-class</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">listener</span>></span></span><br><span class="line"> <span class="comment"><!-- 设置配置文件路径--></span></span><br><span class="line"> <span class="tag"><<span class="name">context-param</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-name</span>></span>contextConfigLocation<span class="tag"></<span class="name">param-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-value</span>></span>classpath:applicationContext.xml<span class="tag"></<span class="name">param-value</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">context-param</span>></span></span><br><span class="line"> </span><br><span class="line"> </span><br><span class="line"> <span class="comment"><!--配置前端控制器--></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet-name</span>></span>dispatcherServlet<span class="tag"></<span class="name">servlet-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet-class</span>></span>org.springframework.web.servlet.DispatcherServlet<span class="tag"></<span class="name">servlet-class</span>></span></span><br><span class="line"> <span class="comment"><!--加载springmvc.xml配置文件--></span></span><br><span class="line"> <span class="tag"><<span class="name">init-param</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-name</span>></span>contextConfigLocation<span class="tag"></<span class="name">param-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-value</span>></span>classpath:springmvc.xml<span class="tag"></<span class="name">param-value</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">init-param</span>></span></span><br><span class="line"> <span class="comment"><!--启动服务器，创建该servlet--></span></span><br><span class="line"> <span class="tag"><<span class="name">load-on-startup</span>></span>1<span class="tag"></<span class="name">load-on-startup</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">servlet</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="tag"><<span class="name">servlet-mapping</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">servlet-name</span>></span>dispatcherServlet<span class="tag"></<span class="name">servlet-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">url-pattern</span>></span>/<span class="tag"></<span class="name">url-pattern</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">servlet-mapping</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--解决中文乱码的过滤器--></span></span><br><span class="line"> <span class="tag"><<span class="name">filter</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filter-name</span>></span>characterEncodingFilter<span class="tag"></<span class="name">filter-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filter-class</span>></span>org.springframework.web.filter.CharacterEncodingFilter<span class="tag"></<span class="name">filter-class</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">init-param</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-name</span>></span>encoding<span class="tag"></<span class="name">param-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-value</span>></span>UTF-8<span class="tag"></<span class="name">param-value</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">init-param</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">filter</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filter-mapping</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filter-name</span>></span>characterEncodingFilter<span class="tag"></<span class="name">filter-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">url-pattern</span>></span>/*<span class="tag"></<span class="name">url-pattern</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">filter-mapping</span>></span></span><br><span class="line"><span class="tag"></<span class="name">web-app</span>></span></span><br></pre></td></tr></table></figure>
</li>
<li><p>springmvc.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8"?></span></span><br><span class="line"><span class="tag"><<span class="name">beans</span> <span class="attr">xmlns</span>=<span class="string">"http://www.springframework.org/schema/beans"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:mvc</span>=<span class="string">"http://www.springframework.org/schema/mvc"</span> <span class="attr">xmlns:context</span>=<span class="string">"http://www.springframework.org/schema/context"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xsi:schemaLocation</span>=<span class="string">"</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/beans</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/beans/spring-beans.xsd</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/mvc</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/mvc/spring-mvc.xsd</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/context</span></span></span><br><span class="line"><span class="tag"><span class="string"> http://www.springframework.org/schema/context/spring-context.xsd"</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--开启注解扫描，只扫描Controller注解--></span></span><br><span class="line"> <span class="tag"><<span class="name">context:component-scan</span> <span class="attr">base-package</span>=<span class="string">"cn.lin"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">context:include-filter</span> <span class="attr">type</span>=<span class="string">"annotation"</span> <span class="attr">expression</span>=<span class="string">"org.springframework.stereotype.Controller"</span> /></span></span><br><span class="line"> <span class="tag"></<span class="name">context:component-scan</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--配置的视图解析器对象--></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"internalResourceViewResolver"</span> <span class="attr">class</span>=<span class="string">"org.springframework.web.servlet.view.InternalResourceViewResolver"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"prefix"</span> <span class="attr">value</span>=<span class="string">"/WEB-INF/pages/"</span>/></span> <span class="comment"><!--前缀--></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"suffix"</span> <span class="attr">value</span>=<span class="string">".jsp"</span>/></span> <span class="comment"><!--后缀名--></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--过滤静态资源--></span></span><br><span class="line"> <span class="tag"><<span class="name">mvc:resources</span> <span class="attr">location</span>=<span class="string">"/css/"</span> <span class="attr">mapping</span>=<span class="string">"/css/**"</span> /></span></span><br><span class="line"> <span class="tag"><<span class="name">mvc:resources</span> <span class="attr">location</span>=<span class="string">"/images/"</span> <span class="attr">mapping</span>=<span class="string">"/images/**"</span> /></span></span><br><span class="line"> <span class="tag"><<span class="name">mvc:resources</span> <span class="attr">location</span>=<span class="string">"/js/"</span> <span class="attr">mapping</span>=<span class="string">"/js/**"</span> /></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--开启SpringMVC注解的支持--></span></span><br><span class="line"> <span class="tag"><<span class="name">mvc:annotation-driven</span>/></span></span><br><span class="line"></span><br><span class="line"><span class="tag"></<span class="name">beans</span>></span></span><br></pre></td></tr></table></figure>
</li>
</ul>
<h3 id="4-Spring整合springMVC"><a href="#4-Spring整合springMVC" class="headerlink" title="4 Spring整合springMVC"></a>4 Spring整合springMVC</h3><p><img src="http://ww1.sinaimg.cn/large/865625bfgy1ghhjlw1scsj20l00ghq91.jpg" alt></p>
<p>在web.xml中加入监听器</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"><!--配置Spring的监听器，默认只加载WEB-INF目录下的applicationContext.xml配置文件--></span></span><br><span class="line"> <span class="tag"><<span class="name">listener</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">listener-class</span>></span>org.springframework.web.context.ContextLoaderListener<span class="tag"></<span class="name">listener-class</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">listener</span>></span></span><br><span class="line"><span class="comment"><!-- 设置配置文件路径--></span></span><br><span class="line"> <span class="tag"><<span class="name">context-param</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-name</span>></span>contextConfigLocation<span class="tag"></<span class="name">param-name</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">param-value</span>></span>classpath:applicationContext.xml<span class="tag"></<span class="name">param-value</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">context-param</span>></span></span><br></pre></td></tr></table></figure>
<h3 id="5-MyBatis-配置"><a href="#5-MyBatis-配置" class="headerlink" title="5 MyBatis 配置"></a>5 MyBatis 配置</h3><ul>
<li><p>此步可选，可直接跳到6</p>
</li>
<li><p>SqlMapConfig.xml</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version='1.0' encoding='UTF-8'?></span></span><br><span class="line"></span><br><span class="line"><span class="meta"><!DOCTYPE configuration</span></span><br><span class="line"><span class="meta"> PUBLIC "-//mybatis.org//DTD Config 3.0//EN"</span></span><br><span class="line"><span class="meta"> "http://mybatis.org/dtd/mybatis-3-config.dtd"></span></span><br><span class="line"><span class="tag"><<span class="name">configuration</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">environments</span> <span class="attr">default</span>=<span class="string">"mysql"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">environment</span> <span class="attr">id</span>=<span class="string">"mysql"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">transactionManager</span> <span class="attr">type</span>=<span class="string">"JDBC"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">dataSource</span> <span class="attr">type</span>=<span class="string">"POOLED"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"driver"</span> <span class="attr">value</span>=<span class="string">"com.mysql.jdbc.Driver"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"url"</span> <span class="attr">value</span>=<span class="string">"jdbc:mysql:///ssm"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"username"</span> <span class="attr">value</span>=<span class="string">"root"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"password"</span> <span class="attr">value</span>=<span class="string">"1234"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">dataSource</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">environment</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">environments</span>></span></span><br><span class="line"> <span class="comment"><!-- 使用的是注解 --></span></span><br><span class="line"> <span class="tag"><<span class="name">mappers</span>></span></span><br><span class="line"> <span class="comment"><!-- <mapper class="cn.itcast.lin.AccountDao"/> --></span></span><br><span class="line"> <span class="comment"><!-- 该包下所有的dao接口都可以使用 --></span></span><br><span class="line"> <span class="tag"><<span class="name">package</span> <span class="attr">name</span>=<span class="string">"cn.lin.dao"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">mappers</span>></span></span><br><span class="line"><span class="tag"></<span class="name">configuration</span>></span></span><br></pre></td></tr></table></figure>
</li>
</ul>
<ul>
<li><p>测试</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br></pre></td><td class="code"><pre><span class="line"><span class="function"><span class="keyword">public</span> <span class="keyword">void</span> <span class="title">run1</span><span class="params">()</span> <span class="keyword">throws</span> Exception </span>{</span><br><span class="line"> <span class="comment">// 加载配置文件</span></span><br><span class="line"> InputStream in = Resources.getResourceAsStream(<span class="string">"SqlMapConfig.xml"</span>);</span><br><span class="line"> <span class="comment">// 创建SqlSessionFactory对象</span></span><br><span class="line"> SqlSessionFactory factory = <span class="keyword">new</span> SqlSessionFactoryBuilder().build(in);</span><br><span class="line"> <span class="comment">// 创建SqlSession对象</span></span><br><span class="line"> SqlSession session = factory.openSession();</span><br><span class="line"> <span class="comment">// 获取到代理对象</span></span><br><span class="line"> AccountDao dao = session.getMapper(AccountDao.class);</span><br><span class="line"> <span class="comment">// 查询所有数据</span></span><br><span class="line"> List<Account> list = dao.findAll();</span><br><span class="line"> <span class="keyword">for</span>(Account account : list){</span><br><span class="line"> System.out.println(account);</span><br><span class="line"> }</span><br><span class="line"> <span class="comment">// 关闭资源</span></span><br><span class="line"> session.close();</span><br><span class="line"> in.close();</span><br><span class="line"> }</span><br></pre></td></tr></table></figure>
</li>
</ul>
<h3 id="6-spring整合mybatis"><a href="#6-spring整合mybatis" class="headerlink" title="6 spring整合mybatis"></a>6 spring整合mybatis</h3><ul>
<li><p>可以删除SqlMapConfig.xml，然后在applicationContext.xml中加入</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"><!--Spring整合MyBatis框架--></span></span><br><span class="line"> <span class="comment"><!--配置连接池--></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"dataSource"</span> <span class="attr">class</span>=<span class="string">"com.mchange.v2.c3p0.ComboPooledDataSource"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"driverClass"</span> <span class="attr">value</span>=<span class="string">"com.mysql.jdbc.Driver"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"jdbcUrl"</span> <span class="attr">value</span>=<span class="string">"jdbc:mysql:///ssm"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"user"</span> <span class="attr">value</span>=<span class="string">"root"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"password"</span> <span class="attr">value</span>=<span class="string">"1234"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"> </span><br><span class="line"> <span class="comment"><!--配置SqlSessionFactory工厂--></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"sqlSessionFactory"</span> <span class="attr">class</span>=<span class="string">"org.mybatis.spring.SqlSessionFactoryBean"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"dataSource"</span> <span class="attr">ref</span>=<span class="string">"dataSource"</span> /></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"> </span><br><span class="line"> <span class="comment"><!--配置AccountDao接口所在包--></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"mapperScanner"</span> <span class="attr">class</span>=<span class="string">"org.mybatis.spring.mapper.MapperScannerConfigurer"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"basePackage"</span> <span class="attr">value</span>=<span class="string">"cn.lin.dao"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br></pre></td></tr></table></figure>
</li>
</ul>
<h3 id="7-spring整合mybatis框架配置事务"><a href="#7-spring整合mybatis框架配置事务" class="headerlink" title="7 spring整合mybatis框架配置事务"></a>7 spring整合mybatis框架配置事务</h3><ul>
<li><p>在applicationContext.xml中加入</p>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br></pre></td><td class="code"><pre><span class="line"></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--配置Spring框架声明式事务管理--></span></span><br><span class="line"> <span class="comment"><!--配置事务管理器--></span></span><br><span class="line"> <span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"transactionManager"</span> <span class="attr">class</span>=<span class="string">"org.springframework.jdbc.datasource.DataSourceTransactionManager"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">property</span> <span class="attr">name</span>=<span class="string">"dataSource"</span> <span class="attr">ref</span>=<span class="string">"dataSource"</span> /></span></span><br><span class="line"> <span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--配置事务通知--></span></span><br><span class="line"> <span class="tag"><<span class="name">tx:advice</span> <span class="attr">id</span>=<span class="string">"txAdvice"</span> <span class="attr">transaction-manager</span>=<span class="string">"transactionManager"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">tx:attributes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">tx:method</span> <span class="attr">name</span>=<span class="string">"find*"</span> <span class="attr">read-only</span>=<span class="string">"true"</span>/></span></span><br><span class="line"> <span class="tag"><<span class="name">tx:method</span> <span class="attr">name</span>=<span class="string">"*"</span> <span class="attr">isolation</span>=<span class="string">"DEFAULT"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">tx:attributes</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">tx:advice</span>></span></span><br><span class="line"></span><br><span class="line"><span class="comment"><!-- 配置AOP增强--></span></span><br><span class="line"> <span class="tag"><<span class="name">aop:config</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">aop:advisor</span> <span class="attr">advice-ref</span>=<span class="string">"txAdvice"</span> <span class="attr">pointcut</span>=<span class="string">"execution(* cn.lin.service.impl.*ServiceImpl.*(..))"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">aop:config</span>></span></span><br></pre></td></tr></table></figure>
</li>
</ul>
</div>
<footer class="post-footer">
<div class="post-eof"></div>
</footer>
</div>
</article>
<article class="post post-type-normal" itemscope itemtype="http://schema.org/Article">
<div class="post-block">
<link itemprop="mainEntityOfPage" href="http://yoursite.com/2020/08/01/springMVC学习/">
<span hidden itemprop="author" itemscope itemtype="http://schema.org/Person">
<meta itemprop="name" content="零零发">
<meta itemprop="description" content>
<meta itemprop="image" content="/images/avatar.gif">
</span>
<span hidden itemprop="publisher" itemscope itemtype="http://schema.org/Organization">
<meta itemprop="name" content="零零发">
</span>
<header class="post-header">
<h1 class="post-title" itemprop="name headline">
<a class="post-title-link" href="/2020/08/01/springMVC学习/" itemprop="url">SpringMVC学习</a></h1>
<div class="post-meta">
<span class="post-time">
<span class="post-meta-item-icon">
<i class="fa fa-calendar-o"></i>
</span>
<span class="post-meta-item-text">发表于</span>
<time title="创建于" itemprop="dateCreated datePublished" datetime="2020-08-01T16:49:57+08:00">
2020-08-01
</time>
</span>
<span class="post-category">
<span class="post-meta-divider">|</span>
<span class="post-meta-item-icon">
<i class="fa fa-folder-o"></i>
</span>
<span class="post-meta-item-text">分类于</span>
<span itemprop="about" itemscope itemtype="http://schema.org/Thing">
<a href="/categories/Java/" itemprop="url" rel="index">
<span itemprop="name">Java</span>
</a>
</span>
，
<span itemprop="about" itemscope itemtype="http://schema.org/Thing">
<a href="/categories/Java/SSM/" itemprop="url" rel="index">
<span itemprop="name">SSM</span>
</a>
</span>
</span>
</div>
</header>
<div class="post-body" itemprop="articleBody">
<p>SpringMVC学习</p>
<h2 id="1-官方文档"><a href="#1-官方文档" class="headerlink" title="1 官方文档"></a>1 官方文档</h2><p><a href="https://docs.spring.io/spring/docs/5.2.0.RELEASE/spring-framework-reference/web.html#mvc" target="_blank" rel="noopener">官方文档</a></p>
<h2 id="2-执行原理"><a href="#2-执行原理" class="headerlink" title="2 执行原理"></a>2 执行原理</h2><p><img src="http://ww1.sinaimg.cn/large/865625bfgy1ghbk4c2l8mj20pu0cpdk4.jpg" alt></p>
<h2 id="3-第一个程序"><a href="#3-第一个程序" class="headerlink" title="3 第一个程序"></a>3 第一个程序</h2><p><a href="https://mp.weixin.qq.com/s?__biz=Mzg2NTAzMTExNg==&mid=2247483978&idx=1&sn=6711110a3b2595d6bb987ca02ee0a728&scene=19#wechat_redirect" target="_blank" rel="noopener">狂神说笔记</a></p>
<h2 id="4-整合SSM"><a href="#4-整合SSM" class="headerlink" title="4 整合SSM"></a>4 整合SSM</h2><h3 id="4-1-导入依赖"><a href="#4-1-导入依赖" class="headerlink" title="4.1 导入依赖"></a>4.1 导入依赖</h3><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br><span class="line">79</span><br><span class="line">80</span><br><span class="line">81</span><br><span class="line">82</span><br><span class="line">83</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"><!--依赖 junit、数据库驱动、连接池、servlet、jsp、mybatis --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependencies</span>></span></span><br><span class="line"> <span class="comment"><!--Junit--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>junit<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>junit<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>4.12<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="comment"><!--数据库驱动--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>mysql<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mysql-connector-java<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>5.1.47<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="comment"><!-- 数据库连接池 --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>com.mchange<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>c3p0<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>0.9.5.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--Servlet - JSP --></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>javax.servlet<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>servlet-api<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>2.5<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>javax.servlet.jsp<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>jsp-api<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>2.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>javax.servlet<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>jstl<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>1.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--Mybatis--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.mybatis<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mybatis<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>3.5.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.mybatis<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>mybatis-spring<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>2.0.2<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"></span><br><span class="line"> <span class="comment"><!--Spring--></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-webmvc<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>5.1.9.RELEASE<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">groupId</span>></span>org.springframework<span class="tag"></<span class="name">groupId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">artifactId</span>></span>spring-jdbc<span class="tag"></<span class="name">artifactId</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">version</span>></span>5.1.9.RELEASE<span class="tag"></<span class="name">version</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependency</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">dependencies</span>></span></span><br><span class="line"> <span class="comment"><!--静态资源导出--></span></span><br><span class="line"> <span class="tag"><<span class="name">build</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">resources</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">resource</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">directory</span>></span>src/main/java<span class="tag"></<span class="name">directory</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">includes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">include</span>></span>**/*.properties<span class="tag"></<span class="name">include</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">include</span>></span>**/*.xml<span class="tag"></<span class="name">include</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">includes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filtering</span>></span>false<span class="tag"></<span class="name">filtering</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">resource</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">resource</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">directory</span>></span>src/main/resources<span class="tag"></<span class="name">directory</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">includes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">include</span>></span>**/*.properties<span class="tag"></<span class="name">include</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">include</span>></span>**/*.xml<span class="tag"></<span class="name">include</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">includes</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">filtering</span>></span>false<span class="tag"></<span class="name">filtering</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">resource</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">resources</span>></span></span><br><span class="line"> <span class="tag"></<span class="name">build</span>></span></span><br></pre></td></tr></table></figure>
<h3 id="4-2-IDEA连接数据库"><a href="#4-2-IDEA连接数据库" class="headerlink" title="4.2 IDEA连接数据库"></a>4.2 IDEA连接数据库</h3><p>URL： jdbc:mysql://localhost:3306?serverTimezone=GMT</p>
<h3 id="4-3-建立包"><a href="#4-3-建立包" class="headerlink" title="4.3 建立包"></a>4.3 建立包</h3><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version="1.0" encoding="UTF-8" ?></span></span><br><span class="line"><span class="meta"><!DOCTYPE configuration</span></span><br><span class="line"><span class="meta"> PUBLIC "-//mybatis.org//DTD Config 3.0//EN"</span></span><br><span class="line"><span class="meta"> "http://mybatis.org/dtd/mybatis-3-config.dtd"></span></span><br><span class="line"><span class="tag"><<span class="name">configuration</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"></<span class="name">configuration</span>></span></span><br></pre></td></tr></table></figure>
</div>
<footer class="post-footer">
<div class="post-eof"></div>
</footer>
</div>
</article>
<article class="post post-type-normal" itemscope itemtype="http://schema.org/Article">
<div class="post-block">
<link itemprop="mainEntityOfPage" href="http://yoursite.com/2020/07/26/mybatis学习/">
<span hidden itemprop="author" itemscope itemtype="http://schema.org/Person">
<meta itemprop="name" content="零零发">
<meta itemprop="description" content>
<meta itemprop="image" content="/images/avatar.gif">
</span>
<span hidden itemprop="publisher" itemscope itemtype="http://schema.org/Organization">
<meta itemprop="name" content="零零发">
</span>
<header class="post-header">
<h1 class="post-title" itemprop="name headline">
<a class="post-title-link" href="/2020/07/26/mybatis学习/" itemprop="url">mybatis学习</a></h1>
<div class="post-meta">
<span class="post-time">
<span class="post-meta-item-icon">
<i class="fa fa-calendar-o"></i>
</span>
<span class="post-meta-item-text">发表于</span>
<time title="创建于" itemprop="dateCreated datePublished" datetime="2020-07-26T18:30:18+08:00">
2020-07-26
</time>
</span>
<span class="post-category">
<span class="post-meta-divider">|</span>
<span class="post-meta-item-icon">
<i class="fa fa-folder-o"></i>
</span>
<span class="post-meta-item-text">分类于</span>
<span itemprop="about" itemscope itemtype="http://schema.org/Thing">
<a href="/categories/Java/" itemprop="url" rel="index">
<span itemprop="name">Java</span>
</a>
</span>
，
<span itemprop="about" itemscope itemtype="http://schema.org/Thing">
<a href="/categories/Java/SSM/" itemprop="url" rel="index">
<span itemprop="name">SSM</span>
</a>
</span>
</span>