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Tomcat example source code file (

This example Tomcat source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Tomcat tags/keywords

abstractcatalinatask, abstractcatalinatask, buildexception, buildexception, jmxquerytask, query, query, string, string

The Tomcat source code

 * 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.

package org.apache.catalina.ant;


 * Ant task that implements the JMX Query command 
 * (<code>/jmxproxy/?qry) supported by the Tomcat manager application.
 * @author Vivek Chopra
 * @version $Revision: 467222 $
public class JMXQueryTask extends AbstractCatalinaTask {

    // Properties

     * The JMX query string 
     * @see #setQuery(String)
    protected String query      = null;

    // Public Methods
     * Get method for the JMX query string
     * @return Query string
    public String getQuery () {
        return this.query;

     * Set method for the JMX query string.
    * <P>Examples of query format:
     * <UL>
     * <LI>*:*
     * <LI>*:type=RequestProcessor,*
     * <LI>*:j2eeType=Servlet,*
     * <LI>Catalina:type=Environment,resourcetype=Global,name=simpleValue
     * </UL>
     * </P> 
     * @param query JMX Query string
    public void setQuery (String query) {
        this.query = query;

     * Execute the requested operation.
     * @exception BuildException if an error occurs
    public void execute() throws BuildException {
        String queryString = (query == null) ? "":("?qry="+query);
        log("Query string is " + queryString); 
        execute ("/jmxproxy/" + queryString);

Other Tomcat examples (source code examples)

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