| package org.eclipse.aether.util.graph.manager; |
| |
| /* |
| * 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.Collections; |
| import java.util.HashMap; |
| import java.util.LinkedHashSet; |
| import java.util.Map; |
| import java.util.Objects; |
| |
| import org.eclipse.aether.artifact.Artifact; |
| import org.eclipse.aether.artifact.ArtifactProperties; |
| import org.eclipse.aether.collection.DependencyCollectionContext; |
| import org.eclipse.aether.collection.DependencyManagement; |
| import org.eclipse.aether.collection.DependencyManager; |
| import org.eclipse.aether.graph.Dependency; |
| import org.eclipse.aether.graph.Exclusion; |
| import org.eclipse.aether.util.artifact.JavaScopes; |
| |
| /** |
| * A dependency manager managing dependencies on all levels supporting transitive dependency management. |
| * <p> |
| * <b>Note:</b>Unlike the {@code ClassicDependencyManager} and the {@code TransitiveDependencyManager} this |
| * implementation applies management also on the first level. This is considered the resolver's default behaviour. |
| * It ignores all management overrides supported by the {@code MavenModelBuilder}. |
| * </p> |
| * |
| * @author Christian Schulte |
| * @since 1.4.0 |
| */ |
| public final class DefaultDependencyManager |
| implements DependencyManager |
| { |
| |
| private final Map<Object, String> managedVersions; |
| |
| private final Map<Object, String> managedScopes; |
| |
| private final Map<Object, Boolean> managedOptionals; |
| |
| private final Map<Object, String> managedLocalPaths; |
| |
| private final Map<Object, Collection<Exclusion>> managedExclusions; |
| |
| private int hashCode; |
| |
| /** |
| * Creates a new dependency manager without any management information. |
| */ |
| public DefaultDependencyManager() |
| { |
| this( Collections.<Object, String>emptyMap(), Collections.<Object, String>emptyMap(), |
| Collections.<Object, Boolean>emptyMap(), Collections.<Object, String>emptyMap(), |
| Collections.<Object, Collection<Exclusion>>emptyMap() ); |
| } |
| |
| private DefaultDependencyManager( final Map<Object, String> managedVersions, |
| final Map<Object, String> managedScopes, |
| final Map<Object, Boolean> managedOptionals, |
| final Map<Object, String> managedLocalPaths, |
| final Map<Object, Collection<Exclusion>> managedExclusions ) |
| { |
| super(); |
| this.managedVersions = managedVersions; |
| this.managedScopes = managedScopes; |
| this.managedOptionals = managedOptionals; |
| this.managedLocalPaths = managedLocalPaths; |
| this.managedExclusions = managedExclusions; |
| } |
| |
| public DependencyManager deriveChildManager( final DependencyCollectionContext context ) |
| { |
| Map<Object, String> versions = this.managedVersions; |
| Map<Object, String> scopes = this.managedScopes; |
| Map<Object, Boolean> optionals = this.managedOptionals; |
| Map<Object, String> localPaths = this.managedLocalPaths; |
| Map<Object, Collection<Exclusion>> exclusions = this.managedExclusions; |
| |
| for ( Dependency managedDependency : context.getManagedDependencies() ) |
| { |
| Artifact artifact = managedDependency.getArtifact(); |
| Object key = getKey( artifact ); |
| |
| String version = artifact.getVersion(); |
| if ( version.length() > 0 && !versions.containsKey( key ) ) |
| { |
| if ( versions == this.managedVersions ) |
| { |
| versions = new HashMap<>( this.managedVersions ); |
| } |
| versions.put( key, version ); |
| } |
| |
| String scope = managedDependency.getScope(); |
| if ( scope.length() > 0 && !scopes.containsKey( key ) ) |
| { |
| if ( scopes == this.managedScopes ) |
| { |
| scopes = new HashMap<>( this.managedScopes ); |
| } |
| scopes.put( key, scope ); |
| } |
| |
| Boolean optional = managedDependency.getOptional(); |
| if ( optional != null && !optionals.containsKey( key ) ) |
| { |
| if ( optionals == this.managedOptionals ) |
| { |
| optionals = new HashMap<>( this.managedOptionals ); |
| } |
| optionals.put( key, optional ); |
| } |
| |
| String localPath = managedDependency.getArtifact().getProperty( ArtifactProperties.LOCAL_PATH, null ); |
| if ( localPath != null && !localPaths.containsKey( key ) ) |
| { |
| if ( localPaths == this.managedLocalPaths ) |
| { |
| localPaths = new HashMap<>( this.managedLocalPaths ); |
| } |
| localPaths.put( key, localPath ); |
| } |
| |
| if ( !managedDependency.getExclusions().isEmpty() ) |
| { |
| if ( exclusions == this.managedExclusions ) |
| { |
| exclusions = new HashMap<>( this.managedExclusions ); |
| } |
| Collection<Exclusion> managed = exclusions.get( key ); |
| if ( managed == null ) |
| { |
| managed = new LinkedHashSet<>(); |
| exclusions.put( key, managed ); |
| } |
| managed.addAll( managedDependency.getExclusions() ); |
| } |
| } |
| |
| return new DefaultDependencyManager( versions, scopes, optionals, localPaths, exclusions ); |
| } |
| |
| public DependencyManagement manageDependency( Dependency dependency ) |
| { |
| DependencyManagement management = null; |
| |
| Object key = getKey( dependency.getArtifact() ); |
| |
| String version = managedVersions.get( key ); |
| if ( version != null ) |
| { |
| if ( management == null ) |
| { |
| management = new DependencyManagement(); |
| } |
| management.setVersion( version ); |
| } |
| |
| String scope = managedScopes.get( key ); |
| if ( scope != null ) |
| { |
| if ( management == null ) |
| { |
| management = new DependencyManagement(); |
| } |
| management.setScope( scope ); |
| |
| if ( !JavaScopes.SYSTEM.equals( scope ) |
| && dependency.getArtifact().getProperty( ArtifactProperties.LOCAL_PATH, null ) != null ) |
| { |
| Map<String, String> properties = |
| new HashMap<>( dependency.getArtifact().getProperties() ); |
| |
| properties.remove( ArtifactProperties.LOCAL_PATH ); |
| management.setProperties( properties ); |
| } |
| } |
| |
| if ( ( scope != null && JavaScopes.SYSTEM.equals( scope ) ) |
| || ( scope == null && JavaScopes.SYSTEM.equals( dependency.getScope() ) ) ) |
| { |
| String localPath = managedLocalPaths.get( key ); |
| if ( localPath != null ) |
| { |
| if ( management == null ) |
| { |
| management = new DependencyManagement(); |
| } |
| |
| Map<String, String> properties = |
| new HashMap<>( dependency.getArtifact().getProperties() ); |
| |
| properties.put( ArtifactProperties.LOCAL_PATH, localPath ); |
| management.setProperties( properties ); |
| } |
| } |
| |
| Boolean optional = managedOptionals.get( key ); |
| if ( optional != null ) |
| { |
| if ( management == null ) |
| { |
| management = new DependencyManagement(); |
| } |
| management.setOptional( optional ); |
| } |
| |
| Collection<Exclusion> exclusions = managedExclusions.get( key ); |
| if ( exclusions != null ) |
| { |
| if ( management == null ) |
| { |
| management = new DependencyManagement(); |
| } |
| Collection<Exclusion> result = new LinkedHashSet<>( dependency.getExclusions() ); |
| result.addAll( exclusions ); |
| management.setExclusions( result ); |
| } |
| |
| return management; |
| } |
| |
| private Object getKey( Artifact a ) |
| { |
| return new Key( a ); |
| } |
| |
| @Override |
| public boolean equals( final Object obj ) |
| { |
| boolean equal = obj instanceof DefaultDependencyManager; |
| |
| if ( equal ) |
| { |
| final DefaultDependencyManager that = (DefaultDependencyManager) obj; |
| equal = Objects.equals( managedVersions, that.managedVersions ) |
| && Objects.equals( managedScopes, that.managedScopes ) |
| && Objects.equals( managedOptionals, that.managedOptionals ) |
| && Objects.equals( managedExclusions, that.managedExclusions ); |
| |
| } |
| |
| return equal; |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| if ( hashCode == 0 ) |
| { |
| hashCode = Objects.hash( managedVersions, managedScopes, managedOptionals, managedExclusions ); |
| } |
| return hashCode; |
| } |
| |
| static class Key |
| { |
| |
| private final Artifact artifact; |
| |
| private final int hashCode; |
| |
| Key( final Artifact artifact ) |
| { |
| this.artifact = artifact; |
| this.hashCode = Objects.hash( artifact.getGroupId(), artifact.getArtifactId() ); |
| } |
| |
| @Override |
| public boolean equals( final Object obj ) |
| { |
| boolean equal = obj instanceof Key; |
| |
| if ( equal ) |
| { |
| final Key that = (Key) obj; |
| return Objects.equals( artifact.getArtifactId(), that.artifact.getArtifactId() ) |
| && Objects.equals( artifact.getGroupId(), that.artifact.getGroupId() ) |
| && Objects.equals( artifact.getExtension(), that.artifact.getExtension() ) |
| && Objects.equals( artifact.getClassifier(), that.artifact.getClassifier() ); |
| |
| } |
| |
| return equal; |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return this.hashCode; |
| } |
| |
| } |
| |
| } |