org.apache.activemq.console.filter.MessagesQueryFilter Maven / Gradle / Ivy
/**
* 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.console.filter;
import java.io.IOException;
import java.net.MalformedURLException;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import javax.management.MBeanServerConnection;
import javax.management.ObjectName;
import javax.management.openmbean.CompositeData;
import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;
public class MessagesQueryFilter extends AbstractQueryFilter {
private MBeanServerConnection jmxConnection;
private ObjectName destName;
/**
* Create a JMS message query filter
*
* @param jmxConnection - JMX connection to use
* @param destName - object name query to retrieve the destination
*/
public MessagesQueryFilter(MBeanServerConnection jmxConnection, ObjectName destName) {
super(null);
this.jmxConnection = jmxConnection;
this.destName = destName;
}
/**
* Queries the specified destination using the message selector format query
*
* @param queries - message selector queries
* @return list messages that matches the selector
* @throws Exception
*/
public List query(List queries) throws Exception {
String selector = "";
// Convert to message selector
for (Iterator i = queries.iterator(); i.hasNext();) {
selector = selector + "(" + i.next().toString() + ") AND ";
}
// Remove last AND
if (!selector.equals("")) {
selector = selector.substring(0, selector.length() - 5);
}
return queryMessages(selector);
}
/**
* Query the messages of a queue destination using JMX
*
* @param selector - message selector
* @return list of messages that matches the selector
* @throws Exception
*/
protected List queryMessages(String selector) throws Exception {
CompositeData[] messages = (CompositeData[]) jmxConnection.invoke(destName, "browse", new Object[] {selector}, new String[] {});
return Arrays.asList(messages);
}
}