01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: package org.apache.catalina.ant;
19:
20: import org.apache.tools.ant.BuildException;
21:
22: /**
23: * Ant task that implements the JMX Query command
24: * (<code>/jmxproxy/?qry</code>) supported by the Tomcat manager application.
25: *
26: * @author Vivek Chopra
27: * @version $Revision: 467222 $
28: */
29: public class JMXQueryTask extends AbstractCatalinaTask {
30:
31: // Properties
32:
33: /**
34: * The JMX query string
35: * @see #setQuery(String)
36: */
37: protected String query = null;
38:
39: // Public Methods
40:
41: /**
42: * Get method for the JMX query string
43: * @return Query string
44: */
45: public String getQuery() {
46: return this .query;
47: }
48:
49: /**
50: * Set method for the JMX query string.
51: * <P>Examples of query format:
52: * <UL>
53: * <LI>*:*</LI>
54: * <LI>*:type=RequestProcessor,*</LI>
55: * <LI>*:j2eeType=Servlet,*</LI>
56: * <LI>Catalina:type=Environment,resourcetype=Global,name=simpleValue</LI>
57: * </UL>
58: * </P>
59: * @param query JMX Query string
60: */
61: public void setQuery(String query) {
62: this .query = query;
63: }
64:
65: /**
66: * Execute the requested operation.
67: *
68: * @exception BuildException if an error occurs
69: */
70: public void execute() throws BuildException {
71: super .execute();
72: String queryString = (query == null) ? "" : ("?qry=" + query);
73: log("Query string is " + queryString);
74: execute("/jmxproxy/" + queryString);
75: }
76: }
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