| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.activemq.web; |
| |
| import java.util.Enumeration; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import javax.jms.JMSException; |
| import javax.jms.MapMessage; |
| import javax.jms.Message; |
| import javax.jms.ObjectMessage; |
| import javax.jms.QueueBrowser; |
| import javax.jms.TextMessage; |
| |
| /** |
| * Allow the user to browse a message on a queue by its ID |
| * |
| * |
| */ |
| public class MessageQuery extends QueueBrowseQuery { |
| |
| private String id; |
| private Message message; |
| |
| public MessageQuery(BrokerFacade brokerFacade, SessionPool sessionPool) throws JMSException { |
| super(brokerFacade, sessionPool); |
| } |
| |
| public String getId() { |
| return id; |
| } |
| |
| public void setId(String id) { |
| this.id = id; |
| } |
| |
| public void setMessage(Message message) { |
| this.message = message; |
| } |
| |
| public Message getMessage() throws JMSException { |
| if (message == null) { |
| if (id != null) { |
| QueueBrowser tempBrowser=getBrowser(); |
| Enumeration iter = tempBrowser.getEnumeration(); |
| while (iter.hasMoreElements()) { |
| Message item = (Message) iter.nextElement(); |
| if (id.equals(item.getJMSMessageID())) { |
| message = item; |
| break; |
| } |
| } |
| tempBrowser.close(); |
| } |
| |
| } |
| return message; |
| } |
| |
| public Object getBody() throws JMSException { |
| Message message = getMessage(); |
| if (message instanceof TextMessage) { |
| return ((TextMessage) message).getText(); |
| } |
| if (message instanceof ObjectMessage) { |
| try { |
| return ((ObjectMessage) message).getObject(); |
| } catch (JMSException e) { |
| //message could not be parsed, make the reason available |
| return e; |
| } |
| } |
| if (message instanceof MapMessage) { |
| return createMapBody((MapMessage) message); |
| } |
| return null; |
| } |
| |
| public Map<String, Object> getPropertiesMap() throws JMSException { |
| Map<String, Object> answer = new HashMap<String, Object>(); |
| Message aMessage = getMessage(); |
| Enumeration iter = aMessage.getPropertyNames(); |
| while (iter.hasMoreElements()) { |
| String name = (String) iter.nextElement(); |
| Object value = aMessage.getObjectProperty(name); |
| if (value != null) { |
| answer.put(name, value); |
| } |
| } |
| return answer; |
| } |
| |
| protected Map<String, Object> createMapBody(MapMessage mapMessage) throws JMSException { |
| Map<String, Object> answer = new HashMap<String, Object>(); |
| Enumeration iter = mapMessage.getMapNames(); |
| while (iter.hasMoreElements()) { |
| String name = (String) iter.nextElement(); |
| Object value = mapMessage.getObject(name); |
| if (value != null) { |
| answer.put(name, value); |
| } |
| } |
| return answer; |
| } |
| } |