|
|||||||||||||||||||
30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
GroovyMBean.java | 0% | 0% | 0% | 0% |
|
1 |
/*
|
|
2 |
$Id: GroovyMBean.java,v 1.2 2003/12/30 20:18:22 jstrachan Exp $
|
|
3 |
|
|
4 |
Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
|
|
5 |
|
|
6 |
Redistribution and use of this software and associated documentation
|
|
7 |
("Software"), with or without modification, are permitted provided
|
|
8 |
that the following conditions are met:
|
|
9 |
|
|
10 |
1. Redistributions of source code must retain copyright
|
|
11 |
statements and notices. Redistributions must also contain a
|
|
12 |
copy of this document.
|
|
13 |
|
|
14 |
2. Redistributions in binary form must reproduce the
|
|
15 |
above copyright notice, this list of conditions and the
|
|
16 |
following disclaimer in the documentation and/or other
|
|
17 |
materials provided with the distribution.
|
|
18 |
|
|
19 |
3. The name "groovy" must not be used to endorse or promote
|
|
20 |
products derived from this Software without prior written
|
|
21 |
permission of The Codehaus. For written permission,
|
|
22 |
please contact info@codehaus.org.
|
|
23 |
|
|
24 |
4. Products derived from this Software may not be called "groovy"
|
|
25 |
nor may "groovy" appear in their names without prior written
|
|
26 |
permission of The Codehaus. "groovy" is a registered
|
|
27 |
trademark of The Codehaus.
|
|
28 |
|
|
29 |
5. Due credit should be given to The Codehaus -
|
|
30 |
http://groovy.codehaus.org/
|
|
31 |
|
|
32 |
THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
|
|
33 |
``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
|
|
34 |
NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
|
|
35 |
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
|
|
36 |
THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
|
37 |
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
38 |
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
39 |
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
40 |
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
41 |
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
42 |
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
|
|
43 |
OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
44 |
|
|
45 |
*/
|
|
46 |
package groovy.util;
|
|
47 |
|
|
48 |
import groovy.lang.GroovyObjectSupport;
|
|
49 |
import groovy.lang.GroovyRuntimeException;
|
|
50 |
|
|
51 |
import java.util.HashMap;
|
|
52 |
import java.util.Map;
|
|
53 |
|
|
54 |
import javax.management.Attribute;
|
|
55 |
import javax.management.JMException;
|
|
56 |
import javax.management.MBeanException;
|
|
57 |
import javax.management.MBeanInfo;
|
|
58 |
import javax.management.MBeanOperationInfo;
|
|
59 |
import javax.management.MBeanParameterInfo;
|
|
60 |
import javax.management.MBeanServer;
|
|
61 |
import javax.management.ObjectName;
|
|
62 |
|
|
63 |
|
|
64 |
/**
|
|
65 |
* A GroovyObject facade for an underlying MBean which acts like a normal
|
|
66 |
* groovy object but which is actually implemented via
|
|
67 |
* an underlying JMX MBean.
|
|
68 |
* Properties and normal method invocations
|
|
69 |
* delegate to the MBeanServer to the actual MBean.
|
|
70 |
*
|
|
71 |
* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
|
|
72 |
* @version $Revision: 1.2 $
|
|
73 |
*/
|
|
74 |
public class GroovyMBean extends GroovyObjectSupport { |
|
75 |
|
|
76 |
private MBeanServer server;
|
|
77 |
private ObjectName name;
|
|
78 |
private MBeanInfo beanInfo;
|
|
79 |
private Map operations = new HashMap(); |
|
80 |
|
|
81 | 0 |
public GroovyMBean(MBeanServer server, ObjectName name) throws JMException { |
82 | 0 |
this.server = server;
|
83 | 0 |
this.name = name;
|
84 | 0 |
this.beanInfo = server.getMBeanInfo(name);
|
85 |
|
|
86 | 0 |
MBeanOperationInfo[] operationInfos = beanInfo.getOperations(); |
87 | 0 |
for (int i = 0; i < operationInfos.length; i++ ) { |
88 | 0 |
MBeanOperationInfo info = operationInfos[i]; |
89 | 0 |
operations.put(info.getName(), createSignature(info)); |
90 |
} |
|
91 |
} |
|
92 |
|
|
93 | 0 |
public MBeanServer server() {
|
94 | 0 |
return server;
|
95 |
} |
|
96 |
|
|
97 | 0 |
public ObjectName name() {
|
98 | 0 |
return name;
|
99 |
} |
|
100 |
|
|
101 | 0 |
public MBeanInfo info() {
|
102 | 0 |
return beanInfo;
|
103 |
} |
|
104 |
|
|
105 | 0 |
public Object getProperty(String property) {
|
106 | 0 |
try {
|
107 | 0 |
return server.getAttribute(name, property);
|
108 |
} |
|
109 |
catch (MBeanException e) {
|
|
110 | 0 |
throw new GroovyRuntimeException("Could not access property: " + property + ". Reason: " + e, e.getTargetException()); |
111 |
} |
|
112 |
catch (Exception e) {
|
|
113 | 0 |
throw new GroovyRuntimeException("Could not access property: " + property + ". Reason: " + e, e); |
114 |
} |
|
115 |
} |
|
116 |
|
|
117 | 0 |
public void setProperty(String property, Object value) { |
118 | 0 |
try {
|
119 | 0 |
server.setAttribute(name, new Attribute(property, value));
|
120 |
} |
|
121 |
catch (MBeanException e) {
|
|
122 | 0 |
throw new GroovyRuntimeException("Could not set property: " + property + ". Reason: " + e, e.getTargetException()); |
123 |
} |
|
124 |
catch (Exception e) {
|
|
125 | 0 |
throw new GroovyRuntimeException("Could not set property: " + property + ". Reason: " + e, e); |
126 |
} |
|
127 |
} |
|
128 |
|
|
129 | 0 |
public Object invokeMethod(String method, Object arguments) {
|
130 | 0 |
String[] signature = (String[]) operations.get(method); |
131 | 0 |
if (signature != null) { |
132 | 0 |
Object[] argArray = null;
|
133 | 0 |
if (arguments instanceof Object[]) { |
134 | 0 |
argArray = (Object[]) arguments; |
135 |
} |
|
136 |
else {
|
|
137 | 0 |
argArray = new Object[] { arguments };
|
138 |
} |
|
139 | 0 |
try {
|
140 | 0 |
return server.invoke(name, method, argArray, signature);
|
141 |
} |
|
142 |
catch (MBeanException e) {
|
|
143 | 0 |
throw new GroovyRuntimeException("Could not invoke method: " + method + ". Reason: " + e, e.getTargetException()); |
144 |
} |
|
145 |
catch (Exception e) {
|
|
146 | 0 |
throw new GroovyRuntimeException("Could not invoke method: " + method + ". Reason: " + e, e); |
147 |
} |
|
148 |
} |
|
149 |
else {
|
|
150 | 0 |
return super.invokeMethod(method, arguments); |
151 |
} |
|
152 |
} |
|
153 |
|
|
154 | 0 |
protected String[] createSignature(MBeanOperationInfo info) {
|
155 | 0 |
MBeanParameterInfo[] params = info.getSignature(); |
156 | 0 |
String[] answer = new String[params.length];
|
157 | 0 |
for (int i = 0; i < params.length; i++) { |
158 | 0 |
answer[i] = params[i].getType(); |
159 |
} |
|
160 | 0 |
return answer;
|
161 |
} |
|
162 |
} |
|
163 |
|
|