11package taboolib .common .env ;
22
3+ import org .jetbrains .annotations .Nullable ;
34import org .w3c .dom .Element ;
45
56import java .io .File ;
7+ import java .io .IOException ;
8+ import java .net .MalformedURLException ;
9+ import java .net .URL ;
610import java .text .ParseException ;
11+ import java .util .Collection ;
712import java .util .Objects ;
813
914/**
1621public class Dependency extends AbstractXmlParser {
1722
1823 /**
19- * A placeholder string for when the version has not been specified
20- *
21- * @since 1.0.0
24+ * 当版本尚未指定时的占位符字符串
2225 */
2326 private static final String LATEST_VERSION = "latest" ;
2427
2528 /**
26- * The ID of the group for this dependency
27- *
28- * @since 1.0.0
29+ * 此依赖项的组 ID
2930 */
3031 private final String groupId ;
3132
3233 /**
33- * The ID of the artifact for this dependency
34- *
35- * @since 1.0.0
34+ * 此依赖项的工件 ID
3635 */
3736 private final String artifactId ;
37+
3838 /**
39- * The scope of the dependency
40- *
41- * @since 1.0.0
39+ * 依赖项的范围
4240 */
4341 private final DependencyScope scope ;
42+
4443 /**
45- * The version of the artifact to download, or
46- * {@link Dependency#LATEST_VERSION} if it is not specified in the pom
47- *
48- * @since 1.0.0
44+ * 要下载的版本，或者如果在 pom 中没有指定依赖项的最新版本，则设置依赖项的最新版本
4945 */
5046 private String version ;
5147
52- /**
53- * Creates a new dependency
54- *
55- * @param groupId The group ID
56- * @param artifactId The artifact ID
57- * @param version The version to download
58- * @param scope The scope
59- * @since 1.0.0
60- */
6148 public Dependency (String groupId , String artifactId , String version , DependencyScope scope ) {
6249 this .groupId = groupId ;
6350 this .artifactId = artifactId ;
6451 this .version = version .contains ("$" ) || version .contains ("[" ) || version .contains ("(" ) ? LATEST_VERSION : version ;
6552 this .scope = scope ;
6653 }
6754
68- /**
69- * Creates a new dependency from the specified element in the pom
70- *
71- * @param node The element to create the dependency from
72- * @throws ParseException If the xml could not be parsed
73- * @since 1.0.0
74- */
7555 public Dependency (Element node ) throws ParseException {
7656 this (find ("groupId" , node ), find ("artifactId" , node ), find ("version" , node , LATEST_VERSION ), DependencyScope .valueOf (find ("scope" , node , "runtime" ).toUpperCase ()));
7757 }
7858
7959 /**
80- * Gets the ID of the group for this dependency
81- *
82- * @return The group ID
83- * @since 1.0.0
60+ * 获取依赖的下载地址
8461 */
85- public String getGroupId () {
86- return groupId ;
62+ public URL getURL (Repository repo , String ext ) throws MalformedURLException {
63+ String name = String .format ("%s-%s.%s" , getArtifactId (), getVersion (), ext );
64+ return new URL (String .format ("%s/%s/%s/%s/%s" , repo .getUrl (), getGroupId ().replace ('.' , '/' ), getArtifactId (), getVersion (), name ));
8765 }
8866
8967 /**
90- * Gets the ID of the artifact for this dependency
91- *
92- * @return The artifact ID
93- * @since 1.0.0
68+ * 检查依赖项的版本
69+ * 如果版本尚未指定，则尝试从仓库中获取最新版本
9470 */
95- public String getArtifactId () {
96- return artifactId ;
97- }
98-
99- /**
100- * Gets the version of the artifact to download
101- *
102- * @return The version, or <code>null</code> if the latest version should be
103- * downloaded and the latest version has not been determined yet
104- * @since 1.0.0
105- */
106- public String getVersion () {
107- return version .equals (LATEST_VERSION ) ? null : version ;
71+ public void checkVersion (Collection <Repository > repositories , File baseDir ) throws IOException {
72+ if (getVersion () == null ) {
73+ // 获取本地最新版本
74+ DependencyVersion installedLatestVersion = getInstalledLatestVersion (baseDir );
75+ // 是否检查更新
76+ boolean checkUpdate = false ;
77+ // 本地版本不存在
78+ if (installedLatestVersion == null ) {
79+ checkUpdate = true ;
80+ }
81+ // 2022/3/31
82+ // HikariCP 引用的 slf4j 为 latest 版本，因此每次开服都会尝试从仓库中获取最新版本
83+ else if (VersionChecker .isOutdated ()) {
84+ checkUpdate = true ;
85+ VersionChecker .updateCheckTime ();
86+ }
87+ IOException e = null ;
88+ if (checkUpdate ) {
89+ // 尝试从仓库中获取最新版本
90+ for (Repository repo : repositories ) {
91+ try {
92+ repo .getLatestVersion (this );
93+ e = null ;
94+ break ;
95+ } catch (IOException ex ) {
96+ e = new IOException (String .format ("Unable to find latest version of %s" , this ), ex );
97+ }
98+ }
99+ if (e != null ) {
100+ throw e ;
101+ }
102+ } else {
103+ setVersion (installedLatestVersion .toString ());
104+ }
105+ }
108106 }
109107
110108 /**
111- * Sets the latest version of this dependency
112- *
113- * @param version The latest version
114- * @throws IllegalStateException If this dependency has a specific version already
115- * @since 1.0.0
109+ * Get the latest version of this artifact that are currently
110+ * downloaded on this computer
116111 */
117- public void setVersion ( String version ) {
118- if (! this . version . equals ( LATEST_VERSION ) ) {
119- throw new IllegalStateException ( "Version is already resolved" ) ;
120- } else if ( version . equals ( LATEST_VERSION )) {
121- throw new IllegalArgumentException ( "Cannot set version to the latest" );
122- } else {
123- this . version = version ;
112+ @ Nullable
113+ public DependencyVersion getInstalledLatestVersion ( File baseDir ) {
114+ DependencyVersion max = null ;
115+ for ( DependencyVersion ver : getInstalledVersions ( baseDir )) {
116+ if ( max == null || ver . compareTo ( max ) > 0 ) {
117+ max = ver ;
118+ }
124119 }
120+ return max ;
125121 }
126122
127123 /**
128- * Gets a list of all of the versions of this artifact that are currently
124+ * Gets a list of all the versions of this artifact that are currently
129125 * downloaded on this computer
130126 *
131- * @param dir The directory to store downloaded artifacts in
132127 * @return An array of the versions that are already downloaded
133- * @since 1.0.0
134128 */
135129 public DependencyVersion [] getInstalledVersions (File dir ) {
136130 for (String part : getGroupId ().split ("\\ ." )) {
@@ -148,26 +142,17 @@ public DependencyVersion[] getInstalledVersions(File dir) {
148142 return versions ;
149143 }
150144
151- /**
152- * Gets the scope of this dependency
153- *
154- * @return The scope
155- * @since 1.0.0
156- */
157- public DependencyScope getScope () {
158- return scope ;
159- }
160-
161145 /**
162146 * Gets the file that the downloaded artifact should be stored in
163147 *
164148 * @param dir The directory to store downloaded artifacts in
165- * @param ext The file extension to download (should be either
166- * <code>"jar"</code> or <code>"pom"</code>
149+ * @param ext The file extension to download (should be either <code>"jar"</code> or <code>"pom"</code>)
167150 * @return The file to download into
168- * @since 1.0.0
169151 */
170- public File getFile (File dir , String ext ) {
152+ public File findFile (File dir , String ext ) {
153+ if (getVersion () == null ) {
154+ throw new IllegalStateException ("Version is not resolved: " + this );
155+ }
171156 for (String part : getGroupId ().split ("\\ ." )) {
172157 dir = new File (dir , part );
173158 }
@@ -177,6 +162,35 @@ public File getFile(File dir, String ext) {
177162 return dir ;
178163 }
179164
165+ /**
166+ * Sets the version of this dependency
167+ */
168+ public void setVersion (String version ) {
169+ if (!this .version .equals (LATEST_VERSION )) {
170+ throw new IllegalStateException ("Version is already resolved" );
171+ } else if (version .equals (LATEST_VERSION )) {
172+ throw new IllegalArgumentException ("Cannot set version to the latest" );
173+ } else {
174+ this .version = version ;
175+ }
176+ }
177+
178+ public String getGroupId () {
179+ return groupId ;
180+ }
181+
182+ public String getArtifactId () {
183+ return artifactId ;
184+ }
185+
186+ public String getVersion () {
187+ return version .equals (LATEST_VERSION ) ? null : version ;
188+ }
189+
190+ public DependencyScope getScope () {
191+ return scope ;
192+ }
193+
180194 @ Override
181195 public String toString () {
182196 return String .format ("%s:%s:%s" , groupId , artifactId , version );
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