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Java > Open Source Codes > org > apache > tools > ant > taskdefs > optional > jmx > RemoveMBeanTask


1 package org.apache.tools.ant.taskdefs.optional.jmx;
2
3 /*
4  * ============================================================================
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6  * ============================================================================
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8  * Copyright (C) 2000-2002 The Apache Software Foundation. All
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12  * tion, are permitted provided that the following conditions are met:
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14  * 1. Redistributions of source code must retain the above copyright notice,
15  * this list of conditions and the following disclaimer.
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17  * 2. Redistributions in binary form must reproduce the above copyright notice,
18  * this list of conditions and the following disclaimer in the documentation
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23  * developed by the Apache Software Foundation (http://www.apache.org/)."
24  * Alternately, this acknowledgment may appear in the software itself, if
25  * and wherever such third-party acknowledgments normally appear.
26  *
27  * 4. The names "Ant" and "Apache Software Foundation" must not be used to
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30  * apache@apache.org.
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33  * "Apache" appear in their name, without prior written permission of the
34  * Apache Software Foundation.
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52
53
54
55 import org.apache.tools.ant.BuildException;
56
57 /**
58  * This is an Ant task that allows a JMX mbean to be removed.
59  *
60  * Refer to the user documentation for more information and examples on how to use
61  * this task.
62  *
63  * @author <a HREF="mailto:bdueck@yahoo.com">Brian Dueck</a>
64  * @version $Id: RemoveMBeanTask.java,v 1.4 2003/05/28 22:28:26 bdueck Exp $
65  *
66  */

67 public class RemoveMBeanTask extends AbstractMBeanTask {
68     
69     /**
70      * Process all nested <copyMBeans> elements
71      *
72      * @param mbserver The MBeanServer that hosts the mbean.
73      * @throws BuildException When an error occurs.
74      */

75     protected void execute(javax.management.MBeanServer JavaDoc mbserver) throws BuildException {
76
77         try {
78             javax.management.ObjectName JavaDoc mbeanName = getObjectName();
79
80             if (!mbserver.isRegistered(mbeanName)) {
81                 String JavaDoc message = "Target mbean does not exist. " + toString();
82                 throw new BuildException(message);
83             } else {
84                 try {
85                     mbserver.unregisterMBean(mbeanName);
86                 } catch (Exception JavaDoc ex) {
87                     String JavaDoc message = "Cannot remove MBean. " + toString();
88                     throw new BuildException(message);
89                 }
90             }
91         } catch (javax.management.MalformedObjectNameException JavaDoc x) {
92             throw new BuildException(x);
93         }
94             
95     }
96         
97 }
98
99 /*
100  * $Log: RemoveMBeanTask.java,v $
101  * Revision 1.4 2003/05/28 22:28:26 bdueck
102  * *** empty log message ***
103  *
104  * Revision 1.3 2003/05/27 00:32:10 bdueck
105  * Improved error messages.
106  *
107  * Revision 1.2 2003/04/21 15:29:42 bdueck
108  * Various changes in preparation for version 1.2.
109  *
110  *
111  */
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