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| 1 | +/* |
| 2 | + * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | + * or more contributor license agreements. See the NOTICE file |
| 4 | + * distributed with this work for additional information |
| 5 | + * regarding copyright ownership. The ASF licenses this file |
| 6 | + * to you under the Apache License, Version 2.0 (the |
| 7 | + * "License"); you may not use this file except in compliance |
| 8 | + * with the License. You may obtain a copy of the License at |
| 9 | + * |
| 10 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | + * |
| 12 | + * Unless required by applicable law or agreed to in writing, software |
| 13 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | + * See the License for the specific language governing permissions and |
| 16 | + * limitations under the License. |
| 17 | + */ |
| 18 | + |
| 19 | +package org.apache.flink.state.forst; |
| 20 | + |
| 21 | +import org.apache.flink.core.fs.Path; |
| 22 | + |
| 23 | +import org.slf4j.Logger; |
| 24 | +import org.slf4j.LoggerFactory; |
| 25 | + |
| 26 | +import javax.annotation.Nullable; |
| 27 | + |
| 28 | +/** Container for ForSt paths. */ |
| 29 | +public class ForStPathContainer { |
| 30 | + |
| 31 | + private static final Logger LOG = LoggerFactory.getLogger(ForStResourceContainer.class); |
| 32 | + public static final String DB_DIR_STRING = "db"; |
| 33 | + |
| 34 | + @Nullable final Path localJobPath; |
| 35 | + @Nullable private final Path localBasePath; |
| 36 | + @Nullable private final Path localForStPath; |
| 37 | + |
| 38 | + @Nullable private final Path remoteJobPath; |
| 39 | + @Nullable private final Path remoteBasePath; |
| 40 | + @Nullable private final Path remoteForStPath; |
| 41 | + |
| 42 | + public static ForStPathContainer empty() { |
| 43 | + return of(null, null, null, null); |
| 44 | + } |
| 45 | + |
| 46 | + public static ForStPathContainer ofLocal( |
| 47 | + @Nullable Path localJobPath, @Nullable Path localBasePath) { |
| 48 | + return new ForStPathContainer(localJobPath, localBasePath, null, null); |
| 49 | + } |
| 50 | + |
| 51 | + public static ForStPathContainer of( |
| 52 | + @Nullable Path localJobPath, |
| 53 | + @Nullable Path localBasePath, |
| 54 | + @Nullable Path remoteJobPath, |
| 55 | + @Nullable Path remoteBasePath) { |
| 56 | + return new ForStPathContainer(localJobPath, localBasePath, remoteJobPath, remoteBasePath); |
| 57 | + } |
| 58 | + |
| 59 | + public ForStPathContainer( |
| 60 | + @Nullable Path localJobPath, |
| 61 | + @Nullable Path localBasePath, |
| 62 | + @Nullable Path remoteJobPath, |
| 63 | + @Nullable Path remoteBasePath) { |
| 64 | + this.localJobPath = localJobPath; |
| 65 | + this.localBasePath = localBasePath; |
| 66 | + this.localForStPath = localBasePath != null ? new Path(localBasePath, DB_DIR_STRING) : null; |
| 67 | + |
| 68 | + this.remoteJobPath = remoteJobPath; |
| 69 | + this.remoteBasePath = remoteBasePath; |
| 70 | + this.remoteForStPath = |
| 71 | + remoteBasePath != null ? new Path(remoteBasePath, DB_DIR_STRING) : null; |
| 72 | + |
| 73 | + LOG.info( |
| 74 | + "ForStPathContainer: localJobPath: {}, localBasePath: {}, localForStPath:{}, remoteJobPath: {}, remoteBasePath: {}, remoteForStPath: {}", |
| 75 | + localJobPath, |
| 76 | + localBasePath, |
| 77 | + localForStPath, |
| 78 | + remoteJobPath, |
| 79 | + remoteBasePath, |
| 80 | + remoteForStPath); |
| 81 | + } |
| 82 | + |
| 83 | + public @Nullable Path getLocalJobPath() { |
| 84 | + return localJobPath; |
| 85 | + } |
| 86 | + |
| 87 | + public @Nullable Path getLocalBasePath() { |
| 88 | + return localBasePath; |
| 89 | + } |
| 90 | + |
| 91 | + public @Nullable Path getLocalForStPath() { |
| 92 | + return localForStPath; |
| 93 | + } |
| 94 | + |
| 95 | + public @Nullable Path getRemoteJobPath() { |
| 96 | + return remoteJobPath; |
| 97 | + } |
| 98 | + |
| 99 | + public @Nullable Path getRemoteBasePath() { |
| 100 | + return remoteBasePath; |
| 101 | + } |
| 102 | + |
| 103 | + public @Nullable Path getRemoteForStPath() { |
| 104 | + return remoteForStPath; |
| 105 | + } |
| 106 | + |
| 107 | + public Path getJobPath() { |
| 108 | + if (remoteJobPath != null) { |
| 109 | + return remoteJobPath; |
| 110 | + } else { |
| 111 | + return localJobPath; |
| 112 | + } |
| 113 | + } |
| 114 | + |
| 115 | + public Path getBasePath() { |
| 116 | + if (remoteBasePath != null) { |
| 117 | + return remoteBasePath; |
| 118 | + } else { |
| 119 | + return localBasePath; |
| 120 | + } |
| 121 | + } |
| 122 | + |
| 123 | + public Path getDbPath() { |
| 124 | + if (remoteForStPath != null) { |
| 125 | + return remoteForStPath; |
| 126 | + } else { |
| 127 | + return localForStPath; |
| 128 | + } |
| 129 | + } |
| 130 | + |
| 131 | + @Override |
| 132 | + public String toString() { |
| 133 | + return "ForStPathContainer(localJobPath = [" |
| 134 | + + localJobPath |
| 135 | + + "] localBasePath = [" |
| 136 | + + localBasePath |
| 137 | + + "] localForStPath = [" |
| 138 | + + localForStPath |
| 139 | + + "] remoteJobPath = [" |
| 140 | + + remoteJobPath |
| 141 | + + "] remoteBasePath = [" |
| 142 | + + remoteBasePath |
| 143 | + + "] remoteForStPath = [" |
| 144 | + + remoteForStPath |
| 145 | + + "])"; |
| 146 | + } |
| 147 | +} |
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