| package org.eclipse.aether.util.filter; |
| |
| /* |
| * 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.Arrays; |
| import java.util.Collection; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.eclipse.aether.graph.Dependency; |
| import org.eclipse.aether.graph.DependencyFilter; |
| import org.eclipse.aether.graph.DependencyNode; |
| |
| /** |
| * A dependency filter based on dependency scopes. <em>Note:</em> This filter does not assume any relationships between |
| * the scopes. In particular, the filter is not aware of scopes that logically include other scopes. |
| * |
| * @see Dependency#getScope() |
| */ |
| public final class ScopeDependencyFilter |
| implements DependencyFilter |
| { |
| |
| private final Set<String> included = new HashSet<String>(); |
| |
| private final Set<String> excluded = new HashSet<String>(); |
| |
| /** |
| * Creates a new filter using the specified includes and excludes. |
| * |
| * @param included The set of scopes to include, may be {@code null} or empty to include any scope. |
| * @param excluded The set of scopes to exclude, may be {@code null} or empty to exclude no scope. |
| */ |
| public ScopeDependencyFilter( Collection<String> included, Collection<String> excluded ) |
| { |
| if ( included != null ) |
| { |
| this.included.addAll( included ); |
| } |
| if ( excluded != null ) |
| { |
| this.excluded.addAll( excluded ); |
| } |
| } |
| |
| /** |
| * Creates a new filter using the specified excludes. |
| * |
| * @param excluded The set of scopes to exclude, may be {@code null} or empty to exclude no scope. |
| */ |
| public ScopeDependencyFilter( String... excluded ) |
| { |
| if ( excluded != null ) |
| { |
| this.excluded.addAll( Arrays.asList( excluded ) ); |
| } |
| } |
| |
| public boolean accept( DependencyNode node, List<DependencyNode> parents ) |
| { |
| Dependency dependency = node.getDependency(); |
| |
| if ( dependency == null ) |
| { |
| return true; |
| } |
| |
| String scope = node.getDependency().getScope(); |
| return ( included.isEmpty() || included.contains( scope ) ) |
| && ( excluded.isEmpty() || !excluded.contains( scope ) ); |
| } |
| |
| @Override |
| public boolean equals( Object obj ) |
| { |
| if ( this == obj ) |
| { |
| return true; |
| } |
| |
| if ( obj == null || !getClass().equals( obj.getClass() ) ) |
| { |
| return false; |
| } |
| |
| ScopeDependencyFilter that = (ScopeDependencyFilter) obj; |
| |
| return this.included.equals( that.included ) && this.excluded.equals( that.excluded ); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| int hash = 17; |
| hash = hash * 31 + included.hashCode(); |
| hash = hash * 31 + excluded.hashCode(); |
| return hash; |
| } |
| |
| } |