01: /*
02: * Copyright 2002,2004 The Apache Software Foundation.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.apache.catalina.ant;
18:
19: import org.apache.tools.ant.BuildException;
20:
21: /**
22: * Ant task that implements the JMX Query command
23: * (<code>/jmxproxy/?qry</code>) supported by the Tomcat manager application.
24: *
25: * @author Vivek Chopra
26: * @version $Revision: 1.3 $
27: */
28: public class JMXQueryTask extends AbstractCatalinaTask {
29:
30: // Properties
31:
32: /**
33: * The JMX query string
34: * @see setQuery()
35: */
36: protected String query = null;
37:
38: // Public Methods
39:
40: /**
41: * Get method for the JMX query string
42: * @return Query string
43: */
44: public String getQuery() {
45: return this .query;
46: }
47:
48: /**
49: * Set method for the JMX query string.
50: * <P>Examples of query format:
51: * <UL>
52: * <LI>*:*</LI>
53: * <LI>*:type=RequestProcessor,*</LI>
54: * <LI>*:j2eeType=Servlet,*</LI>
55: * <LI>Catalina:type=Environment,resourcetype=Global,name=simpleValue</LI>
56: * </UL>
57: * </P>
58: * @param query JMX Query string
59: */
60: public void setQuery(String query) {
61: this .query = query;
62: }
63:
64: /**
65: * Execute the requested operation.
66: *
67: * @exception BuildException if an error occurs
68: */
69: public void execute() throws BuildException {
70: super .execute();
71: String queryString = (query == null) ? "" : ("?qry=" + query);
72: System.out.println("INFO:Query string is " + queryString);
73: execute("/jmxproxy/" + queryString);
74: }
75: }
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