User: user57
Date: 02/02/14 22:14:23
Added: src/main/org/jboss/util/jmx MBeanProxy.java
MBeanServerLocator.java ObjectNameFactory.java
package.html
Log:
o importing the useful bits from the bliss cl.
o plus some bits from server/*/util/* have been moved to util.jmx
Revision Changes Path
1.1 jboss-common/src/main/org/jboss/util/jmx/MBeanProxy.java
Index: MBeanProxy.java
===================================================================
/***************************************
* *
* JBoss: The OpenSource J2EE WebOS *
* *
* Distributable under LGPL license. *
* See terms of license at gnu.org. *
* *
***************************************/
package org.jboss.util.jmx;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.lang.reflect.InvocationHandler;
import javax.management.MBeanServer;
import javax.management.ObjectName;
import javax.management.MalformedObjectNameException;
import javax.management.MBeanException;
import javax.management.ReflectionException;
import javax.management.RuntimeOperationsException;
import javax.management.RuntimeMBeanException;
import javax.management.RuntimeErrorException;
/**
* A factory for producing MBean proxies.
*
* @author <a href="mailto:[EMAIL PROTECTED]";>Rickard �berg</a>.
* @author <a href="mailto:[EMAIL PROTECTED]";>Jason Dillon</a>
* @version $Revision: 1.1 $
*/
public class MBeanProxy
implements InvocationHandler
{
/** The server to proxy invoke calls to. */
private final MBeanServer server;
/** The name of the object to invoke. */
private final ObjectName name;
/**
* Construct a MBeanProxy.
*/
MBeanProxy(final ObjectName name)
{
this(name, MBeanServerLocator.locate());
}
/**
* Construct a MBeanProxy.
*/
MBeanProxy(final ObjectName name, final MBeanServer server)
{
this.name = name;
this.server = server;
}
/**
* Invoke the configured MBean via the target MBeanServer and decode
* any resulting JMX exceptions that are thrown.
*/
public Object invoke(final Object proxy,
final Method method,
Object[] args)
throws Throwable
{
if (args == null) args = new Object[0];
// convert the parameter types to strings for JMX
Class[] types = method.getParameterTypes();
String[] sig = new String[types.length];
for (int i = 0; i < types.length; i++) {
sig[i] = types[i].getName();
}
// invoke the server and decode JMX exceptions
try {
return server.invoke(name, method.getName(), args, sig);
}
catch (MBeanException e) {
throw e.getTargetException();
}
catch (ReflectionException e) {
throw e.getTargetException();
}
catch (RuntimeOperationsException e) {
throw e.getTargetException();
}
catch (RuntimeMBeanException e) {
throw e.getTargetException();
}
catch (RuntimeErrorException e) {
throw e.getTargetError();
}
}
///////////////////////////////////////////////////////////////////////////
// Factory Methods //
///////////////////////////////////////////////////////////////////////////
/**
* Create an MBean proxy.
*
* @param intf The interface which the proxy will implement.
* @param name A string used to construct the ObjectName of the
* MBean to proxy to.
* @return A MBean proxy.
*
* @throws MalformedObjectNameException Invalid object name.
*/
public static Object create(final Class intf, final String name)
throws MalformedObjectNameException
{
return Proxy.newProxyInstance(intf.getClassLoader(),
new Class[] { intf },
new MBeanProxy(new ObjectName(name)));
}
/**
* Create an MBean proxy.
*
* @param intf The interface which the proxy will implement.
* @param name A string used to construct the ObjectName of the
* MBean to proxy to.
* @param server The MBeanServer that contains the MBean to proxy to.
* @return A MBean proxy.
*
* @throws MalformedObjectNameException Invalid object name.
*/
public static Object create(final Class intf,
final String name,
final MBeanServer server)
throws MalformedObjectNameException
{
return Proxy.newProxyInstance
(intf.getClassLoader(),
new Class[] { intf },
new MBeanProxy(new ObjectName(name), server));
}
/**
* Create an MBean proxy.
*
* @param intf The interface which the proxy will implement.
* @param name The name of the MBean to proxy invocations to.
* @return A MBean proxy.
*/
public static Object create(final Class intf, final ObjectName name)
{
return Proxy.newProxyInstance(intf.getClassLoader(),
new Class[] { intf },
new MBeanProxy(name));
}
/**
* Create an MBean proxy.
*
* @param intf The interface which the proxy will implement.
* @param name The name of the MBean to proxy invocations to.
* @param server The MBeanServer that contains the MBean to proxy to.
* @return A MBean proxy.
*/
public static Object create(final Class intf,
final ObjectName name,
final MBeanServer server)
{
return Proxy.newProxyInstance(intf.getClassLoader(),
new Class[] { intf },
new MBeanProxy(name, server));
}
}
1.1 jboss-common/src/main/org/jboss/util/jmx/MBeanServerLocator.java
Index: MBeanServerLocator.java
===================================================================
/***************************************
* *
* JBoss: The OpenSource J2EE WebOS *
* *
* Distributable under LGPL license. *
* See terms of license at gnu.org. *
* *
***************************************/
package org.jboss.util.jmx;
import javax.management.MBeanServer;
import javax.management.MBeanServerFactory;
/**
* A helper class to locate a MBeanServer.
*
* @author <a href="mailto:[EMAIL PROTECTED]";>Jason Dillon</a>
* @version $Revision: 1.1 $
*/
public class MBeanServerLocator
{
public static MBeanServer locate(final String agentID) {
MBeanServer server = (MBeanServer)
MBeanServerFactory.findMBeanServer(agentID).iterator().next();
return server;
}
public static MBeanServer locate() {
return locate(null);
}
}
1.1 jboss-common/src/main/org/jboss/util/jmx/ObjectNameFactory.java
Index: ObjectNameFactory.java
===================================================================
/***************************************
* *
* JBoss: The OpenSource J2EE WebOS *
* *
* Distributable under LGPL license. *
* See terms of license at gnu.org. *
* *
***************************************/
package org.jboss.util.jmx;
import java.util.Hashtable;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
/**
* A simple factory for creating safe object names. This factory
* will <b>not</b> throw MalformedObjectNameException. Any such
* exceptions will be translated into Errors.
*
* @author <a href="mailto:[EMAIL PROTECTED]";>Jason Dillon</a>
* @version $Revision: 1.1 $
*/
public class ObjectNameFactory
{
public static ObjectName create(String name) {
try {
return new ObjectName(name);
}
catch (MalformedObjectNameException e) {
throw new Error("Invalid ObjectName: " + name + "; " + e);
}
}
public static ObjectName create(String domain, String key, String value) {
try {
return new ObjectName(domain, key, value);
}
catch (MalformedObjectNameException e) {
throw new Error("Invalid ObjectName: " + domain + "," + key + "," + value +
"; " + e);
}
}
public static ObjectName create(String domain, Hashtable table) {
try {
return new ObjectName(domain, table);
}
catch (MalformedObjectNameException e) {
throw new Error("Invalid ObjectName: " + domain + "," + table + "; " + e);
}
}
}
1.1 jboss-common/src/main/org/jboss/util/jmx/package.html
Index: package.html
===================================================================
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<!-- $Id: package.html,v 1.1 2002/02/15 06:14:23 user57 Exp $ -->
<!--
JBoss: The OpenSource J2EE WebOS
Distributable under LGPL license.
See terms of license at gnu.org.
-->
</head>
<body bgcolor="white">
<p>Utilities for the <em>Java Management Extentions</em> API.
<h2>Package Specification</h2>
<ul>
<li><a href="javascript: alert('not available')">Not Available</a>
</ul>
<h2>Related Documentation</h2>
<ul>
<li><a href="javascript: alert('not available')">Not Available</a>
</ul>
<h2>Package Status</h2>
<ul>
<li><font color="green"><b>STABLE</b></font>
</ul>
<h2>Todo</h2>
<ul>
<li>???
</ul>
<!-- Put @see and @since tags down here. -->
</body>
</html>
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