diff options
Diffstat (limited to 'framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/project/ReactorModelPool.java')
-rw-r--r-- | framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/project/ReactorModelPool.java | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/project/ReactorModelPool.java b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/project/ReactorModelPool.java new file mode 100644 index 00000000..294fccdb --- /dev/null +++ b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/project/ReactorModelPool.java @@ -0,0 +1,106 @@ +package org.apache.maven.project; + +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +import java.io.File; +import java.util.HashMap; +import java.util.Map; + +/** + * Holds all POM files that are known to the reactor. This allows the project builder to resolve imported POMs from the + * reactor when building another project's effective model. + * + * @author Benjamin Bentmann + */ +class ReactorModelPool +{ + + private final Map<CacheKey, File> pomFiles = new HashMap<CacheKey, File>(); + + public File get( String groupId, String artifactId, String version ) + { + return pomFiles.get( new CacheKey( groupId, artifactId, version ) ); + } + + public void put( String groupId, String artifactId, String version, File pomFile ) + { + pomFiles.put( new CacheKey( groupId, artifactId, version ), pomFile ); + } + + private static final class CacheKey + { + + private final String groupId; + + private final String artifactId; + + private final String version; + + private final int hashCode; + + public CacheKey( String groupId, String artifactId, String version ) + { + this.groupId = ( groupId != null ) ? groupId : ""; + this.artifactId = ( artifactId != null ) ? artifactId : ""; + this.version = ( version != null ) ? version : ""; + + int hash = 17; + hash = hash * 31 + this.groupId.hashCode(); + hash = hash * 31 + this.artifactId.hashCode(); + hash = hash * 31 + this.version.hashCode(); + hashCode = hash; + } + + @Override + public boolean equals( Object obj ) + { + if ( this == obj ) + { + return true; + } + + if ( !( obj instanceof CacheKey ) ) + { + return false; + } + + CacheKey that = (CacheKey) obj; + + return artifactId.equals( that.artifactId ) && groupId.equals( that.groupId ) + && version.equals( that.version ); + } + + @Override + public int hashCode() + { + return hashCode; + } + + @Override + public String toString() + { + StringBuilder buffer = new StringBuilder( 96 ); + buffer.append( groupId ).append( ':' ).append( artifactId ).append( ':' ).append( version ); + return buffer.toString(); + } + + } + +} |