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1 package org.oddjob.jmx.server;
2
3 import javax.management.MBeanAttributeInfo  ;
4 import javax.management.MBeanException ;
5 import javax.management.MBeanNotificationInfo ;
6 import javax.management.MBeanOperationInfo ;
7 import javax.management.MBeanParameterInfo ;
8 import javax.management.Notification ;
9 import javax.management.ReflectionException ;
10
11 import org.apache.commons.beanutils.DynaBean;
12 import org.apache.commons.beanutils.DynaClass;
13 import org.apache.commons.beanutils.PropertyUtils;
14 import org.oddjob.framework.WrapDynaClass;
15
16
18 public class DynaBeanInfo implements InterfaceInfo {
19
20 public Class interfaceClass() {
21 return DynaBean.class;
22 }
23
24 public MBeanAttributeInfo [] getMBeanAttributeInfo() {
25 return new MBeanAttributeInfo [0];
26 }
27
28 public MBeanOperationInfo [] getMBeanOperationInfo() {
29 return new MBeanOperationInfo [] {
30 new MBeanOperationInfo ("contains", "Contains the mapped property.",
31 new MBeanParameterInfo [] {
32 new MBeanParameterInfo ("property", String .class.getName(), "The property name."),
33 new MBeanParameterInfo ("key", String .class.getName(), "The key.")
34 },
35 Boolean.TYPE.getName(),
36 MBeanOperationInfo.INFO),
37 new MBeanOperationInfo ("get", "Get a simple property.",
38 new MBeanParameterInfo [] {
39 new MBeanParameterInfo ("property", String .class.getName(), "The property name.")
40 },
41 Object .class.getName(),
42 MBeanOperationInfo.INFO),
43 new MBeanOperationInfo ("get", "Get an indexed property.",
44 new MBeanParameterInfo [] {
45 new MBeanParameterInfo ("property", String .class.getName(), "The property name."),
46 new MBeanParameterInfo ("index", Integer.TYPE.getName(), "The index.")
47 },
48 Object .class.getName(),
49 MBeanOperationInfo.INFO),
50 new MBeanOperationInfo ("get", "Get a mapped property.",
51 new MBeanParameterInfo [] {
52 new MBeanParameterInfo ("property", String .class.getName(), "The property name."),
53 new MBeanParameterInfo ("key", String .class.getName(), "The key.")
54 },
55 Object .class.getName(),
56 MBeanOperationInfo.INFO),
57 new MBeanOperationInfo ("getDynaClass", "Get the DynaClass.",
58 new MBeanParameterInfo [] {},
59 DynaClass.class.getName(),
60 MBeanOperationInfo.INFO),
61 new MBeanOperationInfo ("remove", "Remove a mapped property.",
62 new MBeanParameterInfo [] {
63 new MBeanParameterInfo ("property", String .class.getName(), "The property name."),
64 new MBeanParameterInfo ("key", String .class.getName(), "The key.")
65 },
66 Void.TYPE.getName(),
67 MBeanOperationInfo.ACTION),
68 new MBeanOperationInfo ("set", "Set a simple property.",
69 new MBeanParameterInfo [] {
70 new MBeanParameterInfo ("property", String .class.getName(), "The property name."),
71 new MBeanParameterInfo ("value ", Object .class.getName(), "The value.")
72 },
73 Void.TYPE.getName(),
74 MBeanOperationInfo.ACTION),
75 new MBeanOperationInfo ("set", "Set an indexed property.",
76 new MBeanParameterInfo [] {
77 new MBeanParameterInfo ("property", String .class.getName(), "The property name."),
78 new MBeanParameterInfo ("index", Integer.TYPE.getName(), "The index."),
79 new MBeanParameterInfo ("value ", Object .class.getName(), "The value.")
80 },
81 Void.TYPE.getName(),
82 MBeanOperationInfo.ACTION),
83 new MBeanOperationInfo ("set", "Set a mapped property.",
84 new MBeanParameterInfo [] {
85 new MBeanParameterInfo ("property", String .class.getName(), "The property name."),
86 new MBeanParameterInfo ("key", String .class.getName(), "The key."),
87 new MBeanParameterInfo ("value ", Object .class.getName(), "The value.")
88 },
89 Void.TYPE.getName(),
90 MBeanOperationInfo.ACTION),
91 };
92 }
93
94 public MBeanNotificationInfo [] getMBeanNotificationInfo() {
95 return new MBeanNotificationInfo [0];
96 }
97
98
99 public InterfaceHandler attach(Object target, OddjobMBean ojmb) {
100 return new DynaBeanHandler(target);
101 }
102
103 class DynaBeanHandler implements InterfaceHandler {
104
105 private final Object bean;
106
107 DynaBeanHandler(Object bean) {
108 this.bean = bean;
109 }
110
111 public Object invoke(String actionName, Object [] params, String [] signature) throws MBeanException , ReflectionException {
112 if ("contains".equals(actionName) && signature.length == 2
113 && String .class.getName().equals(signature[0])
114 && String .class.getName().equals(signature[1])) {
115 try {
116 return Boolean.valueOf(!
117 (PropertyUtils.getMappedProperty(bean, (String ) params[0],
118 (String ) params[1]) == null));
119 } catch (Exception e) {
120 throw new MBeanException (e);
121 }
122 }
123 else if ("get".equals(actionName) && signature.length == 1
124 && String .class.getName().equals(signature[0])) {
125 String property = (String ) params[0];
126 try {
127 return PropertyUtils.getProperty(bean, property);
128 } catch (Exception e) {
129 throw new MBeanException (e);
130 }
131 }
132 else if ("get".equals(actionName) && signature.length == 2
133 && String .class.getName().equals(signature[0])
134 && Integer .class.getName().equals(signature[1])) {
135 try {
136 return PropertyUtils.getIndexedProperty(bean, (String ) params[0],
137 ((Integer ) params[1]).intValue());
138 } catch (Exception e) {
139 throw new MBeanException (e);
140 }
141 }
142 else if ("get".equals(actionName) && signature.length == 2
143 && String .class.getName().equals(signature[0])
144 && String .class.getName().equals(signature[1])) {
145 try {
146 return PropertyUtils.getMappedProperty(bean, (String ) params[0],
147 (String ) params[1]);
148 } catch (Exception e) {
149 throw new MBeanException (e);
150 }
151 }
152 else if ("getDynaClass".equals(actionName) && signature.length == 0) {
153 if (bean instanceof DynaBean) {
154 return ((DynaBean) bean).getDynaClass();
155 }
156 else {
157 return WrapDynaClass.createDynaClass(bean.getClass());
158 }
159 }
160 else if ("remove".equals(actionName) && signature.length == 2
161 && String .class.getName().equals(signature[0])
162 && String .class.getName().equals(signature[1])) {
163 try {
164 PropertyUtils.setMappedProperty(bean, (String ) params[0],
165 (String ) params[1], null);
166 } catch (Exception e) {
167 throw new MBeanException (e);
168 }
169 return Void.TYPE;
170 }
171 else if ("set".equals(actionName) && signature.length == 3
172 && String .class.getName().equals(signature[0])
173 && Integer .class.getName().equals(signature[1])) {
174 try {
175 PropertyUtils.setIndexedProperty(bean, (String ) params[0],
176 ((Integer ) params[1]).intValue(), params[2]);
177 } catch (Exception e) {
178 throw new MBeanException (e);
179 }
180 return Void.TYPE;
181 }
182 else if ("set".equals(actionName) && signature.length == 2
183 && String .class.getName().equals(signature[0])) {
184 try {
185 PropertyUtils.setProperty(bean, (String ) params[0],
186 params[1]);
187 } catch (Exception e) {
188 throw new MBeanException (e);
189 }
190 return Void.TYPE;
191 }
192 else if ("set".equals(actionName) && signature.length == 3
193 && String .class.getName().equals(signature[0])
194 && String .class.getName().equals(signature[1])) {
195 try {
196 PropertyUtils.setMappedProperty(bean, (String ) params[0],
197 (String ) params[1], params[2]);
198 } catch (Exception e) {
199 throw new MBeanException (e);
200 }
201 return Void.TYPE;
202 }
203 else {
204 throw new ReflectionException (
205 new IllegalStateException ("invoked for an unknown method."),
206 actionName);
207 }
208 }
209
210 public Notification [] getLastNotifications() {
211 return null;
212 }
213
214 public void destroy() {
215 }
216 }
217 } |
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