| 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.List; |
| import static java.util.Objects.requireNonNull; |
| |
| import org.eclipse.aether.graph.DependencyFilter; |
| import org.eclipse.aether.graph.DependencyNode; |
| |
| /** |
| * A dependency filter that negates another filter. |
| */ |
| public final class NotDependencyFilter |
| implements DependencyFilter |
| { |
| |
| private final DependencyFilter filter; |
| |
| /** |
| * Creates a new filter negatint the specified filter. |
| * |
| * @param filter The filter to negate, must not be {@code null}. |
| */ |
| public NotDependencyFilter( DependencyFilter filter ) |
| { |
| this.filter = requireNonNull( filter, "dependency filter cannot be null" ); |
| } |
| |
| public boolean accept( DependencyNode node, List<DependencyNode> parents ) |
| { |
| return !filter.accept( node, parents ); |
| } |
| |
| @Override |
| public boolean equals( Object obj ) |
| { |
| if ( this == obj ) |
| { |
| return true; |
| } |
| |
| if ( obj == null || !getClass().equals( obj.getClass() ) ) |
| { |
| return false; |
| } |
| |
| NotDependencyFilter that = (NotDependencyFilter) obj; |
| |
| return this.filter.equals( that.filter ); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| int hash = getClass().hashCode(); |
| hash = hash * 31 + filter.hashCode(); |
| return hash; |
| } |
| |
| } |