1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
| package com.claudeduguay.mbeans.spring;
import java.lang.reflect.*;
import javax.management.*;
import javax.management.modelmbean.*;
public class ModelMBeanExtension extends RequiredModelMBean
{
protected NotificationInfoMap notificationInfoMap;
protected ModelMBeanInfo modelMBeanInfo;
protected Object managedBean;
public ModelMBeanExtension() throws MBeanException {}
public ModelMBeanExtension(ModelMBeanInfo modelMBeanInfo)
throws MBeanException
{
super(modelMBeanInfo);
this.modelMBeanInfo = modelMBeanInfo;
notificationInfoMap = new NotificationInfoMap(modelMBeanInfo);
}
public void setModelMBeanInfo(ModelMBeanInfo modelMBeanInfo)
throws MBeanException
{
this.modelMBeanInfo = modelMBeanInfo;
notificationInfoMap = new NotificationInfoMap(modelMBeanInfo);
super.setModelMBeanInfo(modelMBeanInfo);
}
public MBeanNotificationInfo[] getNotificationInfo()
{
return modelMBeanInfo.getNotifications();
}
public void setManagedResource(Object managedBean, String type)
throws MBeanException, RuntimeOperationsException,
InstanceNotFoundException, InvalidTargetObjectTypeException
{
super.setManagedResource(managedBean, type);
this.managedBean = managedBean;
}
protected void maybeSendMethodNotification(
String type, String name) throws MBeanException
{
MBeanNotificationInfo info = notificationInfoMap.
findNotificationInfo(type, name);
if (info != null)
{
long timeStamp = System.currentTimeMillis();
String notificationType = ModelMBeanUtil.
matchType(info, "." + type + "." + name);
sendNotification(new Notification(
notificationType, this, timeStamp,
info.getDescription()));
}
}
protected void maybeSendAttributeNotification(
Attribute attribute)
throws MBeanException, AttributeNotFoundException,
InvalidAttributeValueException, ReflectionException
{
String name = attribute.getName();
MBeanNotificationInfo info = notificationInfoMap.
findNotificationInfo("set", attribute.getName());
if (info != null)
{
Object oldValue = getAttribute(name);
Object newValue = attribute.getValue();
long timeStamp = System.currentTimeMillis();
String notificationType = ModelMBeanUtil.
matchType(info, ".set." + name);
sendNotification(new AttributeChangeNotification(
this, timeStamp, timeStamp,
info.getDescription(), info.getName(),
notificationType, oldValue, newValue));
}
}
public Object invoke(
String name, Object[] args, String[] signature)
throws MBeanException, ReflectionException
{
maybeSendMethodNotification("before", name);
Object returnValue = super.invoke(name, args, signature);
maybeSendMethodNotification("after", name);
return returnValue;
}
public Object getAttribute(String name) throws MBeanException,
AttributeNotFoundException, ReflectionException
{
try
{
Method method = ModelMBeanUtil.findGetMethod(
modelMBeanInfo, managedBean, name);
return method.invoke(managedBean, new Object[] {});
}
catch (IllegalAccessException e)
{
throw new MBeanException(e);
}
catch (InvocationTargetException e)
{
throw new MBeanException(e);
}
}
public void setAttribute(Attribute attribute)
throws MBeanException, AttributeNotFoundException,
InvalidAttributeValueException, ReflectionException
{
try
{
Method method = ModelMBeanUtil.findSetMethod(
modelMBeanInfo, managedBean, attribute.getName());
method.invoke(managedBean, attribute.getValue());
maybeSendAttributeNotification(attribute);
}
catch (InvocationTargetException e)
{
throw new MBeanException(e);
}
catch (IllegalAccessException e)
{
throw new MBeanException(e);
}
}
}
|
