diff options
Diffstat (limited to 'framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/internal/PluginDependencyResolutionListener.java')
| -rw-r--r-- | framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/internal/PluginDependencyResolutionListener.java | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/internal/PluginDependencyResolutionListener.java b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/internal/PluginDependencyResolutionListener.java new file mode 100644 index 00000000..533920a8 --- /dev/null +++ b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/internal/PluginDependencyResolutionListener.java @@ -0,0 +1,158 @@ +package org.apache.maven.plugin.internal; + +/* + * 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.util.Collection; +import java.util.IdentityHashMap; +import java.util.Iterator; +import java.util.LinkedList; +import java.util.Map; + +import org.apache.maven.artifact.Artifact; +import org.apache.maven.artifact.resolver.ResolutionListener; +import org.apache.maven.artifact.resolver.filter.ArtifactFilter; +import org.apache.maven.artifact.versioning.VersionRange; + +/** + * Assists in detecting wagon providers brought into the plugin class path via legacy Maven core artifacts (e.g. + * maven-core:2.0.6) and excluding them. A plugin should be able to explicitly declare dependencies on specific wagons + * for its use. However, the (old) wagons pulled in transitively via legacy Maven core artifacts are usually not + * intended as dependencies and more importantly screw up artifact resolution because they would get preferred over the + * core wagon versions. This is a hack to provide backward-compat with Maven 2 (MNG-4528, MNG-4561). + * + * @since 3.0 + * @author Benjamin Bentmann + */ +class PluginDependencyResolutionListener + implements ResolutionListener +{ + + private ArtifactFilter coreFilter; + + private LinkedList<Artifact> coreArtifacts = new LinkedList<Artifact>(); + + private Artifact wagonProvider; + + private Map<Artifact, Object> bannedArtifacts = new IdentityHashMap<Artifact, Object>(); + + public PluginDependencyResolutionListener( ArtifactFilter coreFilter ) + { + this.coreFilter = coreFilter; + } + + public void removeBannedDependencies( Collection<Artifact> artifacts ) + { + if ( !bannedArtifacts.isEmpty() && artifacts != null ) + { + for ( Iterator<Artifact> it = artifacts.iterator(); it.hasNext(); ) + { + Artifact artifact = it.next(); + if ( bannedArtifacts.containsKey( artifact ) ) + { + it.remove(); + } + } + } + } + + public void startProcessChildren( Artifact artifact ) + { + if ( wagonProvider == null ) + { + if ( isLegacyCoreArtifact( artifact ) ) + { + coreArtifacts.addFirst( artifact ); + } + else if ( !coreArtifacts.isEmpty() && isWagonProvider( artifact ) ) + { + wagonProvider = artifact; + bannedArtifacts.put( artifact, null ); + } + } + } + + private boolean isLegacyCoreArtifact( Artifact artifact ) + { + String version = artifact.getVersion(); + return version != null && version.startsWith( "2." ) && !coreFilter.include( artifact ); + } + + public void endProcessChildren( Artifact artifact ) + { + if ( wagonProvider == artifact ) + { + wagonProvider = null; + } + else if ( coreArtifacts.peek() == artifact ) + { + coreArtifacts.removeFirst(); + } + } + + public void includeArtifact( Artifact artifact ) + { + if ( wagonProvider != null ) + { + bannedArtifacts.put( artifact, null ); + } + } + + private boolean isWagonProvider( Artifact artifact ) + { + if ( "org.apache.maven.wagon".equals( artifact.getGroupId() ) ) + { + return artifact.getArtifactId().startsWith( "wagon-" ); + } + return false; + } + + public void manageArtifact( Artifact artifact, Artifact replacement ) + { + } + + public void omitForCycle( Artifact artifact ) + { + } + + public void omitForNearer( Artifact omitted, Artifact kept ) + { + } + + public void restrictRange( Artifact artifact, Artifact replacement, VersionRange newRange ) + { + } + + public void selectVersionFromRange( Artifact artifact ) + { + } + + public void testArtifact( Artifact node ) + { + } + + public void updateScope( Artifact artifact, String scope ) + { + } + + public void updateScopeCurrentPom( Artifact artifact, String ignoredScope ) + { + } + +} |