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.message.ActiveMQMessage; 022 023 import javax.jms.JMSException; 024 import javax.jms.Message; 025 026 027 /** 028 * Checks that messages are not filtered by NoLocal 029 * 030 * @version $Revision: 1.1.1.1 $ 031 */ 032 public class NoLocalFilter implements Filter { 033 034 private String clientId; 035 036 /** 037 * Construct a NoLocalFilter 038 * 039 * @param newClientId 040 */ 041 public NoLocalFilter(String newClientId) { 042 this.clientId = newClientId; 043 } 044 045 /** 046 * ensure messages are filtered if they have the same clientId 047 * as the filter 048 * 049 * @param message - the message to match 050 * @return true if the message has a different clientId to the filter 051 * @throws JMSException 052 */ 053 public boolean matches(Message message) throws JMSException { 054 if (message != null && message instanceof ActiveMQMessage) { 055 ActiveMQMessage activeMQMessage = (ActiveMQMessage) message; 056 057 if (clientId.equals(activeMQMessage.getJMSClientID())) { 058 return false; 059 } 060 } 061 return true; 062 } 063 064 public boolean isWildcard() { 065 return false; 066 } 067 }