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 */ 017package org.apache.activemq.filter; 018 019import java.io.IOException; 020 021import javax.jms.JMSException; 022 023import org.apache.activemq.util.JMSExceptionSupport; 024 025public class NoLocalExpression implements BooleanExpression { 026 027 private final String connectionId; 028 029 public NoLocalExpression(String connectionId) { 030 this.connectionId = connectionId; 031 } 032 033 public boolean matches(MessageEvaluationContext message) throws JMSException { 034 try { 035 if (message.isDropped()) { 036 return false; 037 } 038 String messageConnectionId = message.getMessage().getProducerId().getConnectionId(); 039 return !connectionId.equals(messageConnectionId); 040 } catch (IOException e) { 041 throw JMSExceptionSupport.create(e); 042 } 043 } 044 045 public Object evaluate(MessageEvaluationContext message) throws JMSException { 046 return matches(message) ? Boolean.TRUE : Boolean.FALSE; 047 } 048 049}