001 /** 002 * 003 * Copyright 2004 Protique Ltd 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * 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 **/ 018 019 package org.activemq.filter; 020 021 import org.activemq.selector.SelectorParser; 022 023 import javax.jms.Destination; 024 import javax.jms.JMSException; 025 026 /** 027 * A default implementation 028 * 029 * @version $Revision: 1.1.1.1 $ 030 */ 031 public class FilterFactoryImpl implements FilterFactory { 032 033 public Filter createFilter(Destination destination, String selector) throws JMSException { 034 Filter destinationFilter = DestinationFilter.parseFilter(destination); 035 if (selector != null && selector.trim().length() > 0) { 036 Filter selectorFilter = new SelectorParser().parse(selector); 037 if (selectorFilter != null) { 038 return new AndFilter(destinationFilter, selectorFilter); 039 } 040 } 041 return destinationFilter; 042 } 043 044 }