001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *     http://www.apache.org/licenses/LICENSE-2.0
010     *
011     *  Unless required by applicable law or agreed to in writing, software
012     *  distributed under the License is distributed on an "AS IS" BASIS,
013     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     *  See the License for the specific language governing permissions and
015     *  limitations under the License.
016     */
017    package org.apache.xbean.finder.filter;
018    
019    /**
020     * @version $Rev$ $Date$
021     */
022    public class PackageFilter implements Filter {
023    
024        private final String packageName;
025    
026        public PackageFilter(String packageName) {
027            assert packageName != null;
028            if (!packageName.endsWith(".")) packageName += ".";
029            this.packageName = packageName;
030        }
031    
032        public String getPackageName() {
033            return packageName;
034        }
035    
036        @Override
037        public boolean accept(String name) {
038            return name.startsWith(packageName);
039        }
040    
041        @Override
042        public boolean equals(Object o) {
043            if (this == o) return true;
044            if (o == null || getClass() != o.getClass()) return false;
045    
046            PackageFilter that = (PackageFilter) o;
047    
048            return packageName.equals(that.packageName);
049        }
050    
051        @Override
052        public int hashCode() {
053            return packageName.hashCode();
054        }
055    
056        @Override
057        public String toString() {
058            return "PackageFilter{" +
059                    "package='" + packageName + '\'' +
060                    '}';
061        }
062    }