001package org.eclipse.aether.util.filter;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 * 
012 *  http://www.apache.org/licenses/LICENSE-2.0
013 * 
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.util.List;
023
024import org.eclipse.aether.graph.DependencyFilter;
025import org.eclipse.aether.graph.DependencyNode;
026
027import static java.util.Objects.requireNonNull;
028
029public abstract class AbstractDependencyFilterTest
030{
031
032    protected DependencyFilter getAcceptFilter()
033    {
034        return new DependencyFilter()
035        {
036
037            public boolean accept( DependencyNode node, List<DependencyNode> parents )
038            {
039                requireNonNull( node, "node cannot be null" );
040                requireNonNull( parents, "parents cannot be null" );
041                return true;
042            }
043
044        };
045    }
046
047    protected DependencyFilter getDenyFilter()
048    {
049        return new DependencyFilter()
050        {
051
052            public boolean accept( DependencyNode node, List<DependencyNode> parents )
053            {
054                return false;
055            }
056        };
057    }
058
059}