org.ow2.jonas.commands.admin.util
Class JMXConnectionHelper

java.lang.Object
  org.ow2.jonas.commands.admin.util.JMXConnectionHelper

public class JMXConnectionHelper
extends Object

Wrap a JMXConnector.

Author:

Guillaume Sauthier, S. Ali Tokmen

Constructor Summary

JMXConnectionHelper(JMXServiceURL url, String username, String password)
Construct a new JMXConnectionHelper using the provided URL and credentials.

JMXConnectionHelper(JMXServiceURL url, Subject subject)
Construct a new JMXConnectionHelper using the provided URL and Subject.

Method Summary

boolean	close() Close the underlying JMXConnector.
boolean	connect() Try to connect to the remote MBeanServer.
MBeanServerConnection	getConnection()
Exception	getLastException()
JMXServiceURL	getURL()
void	setSubject(Subject subject)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JMXConnectionHelper

public JMXConnectionHelper(JMXServiceURL url,
                           Subject subject)

Construct a new JMXConnectionHelper using the provided URL and Subject.

Parameters:

url - MBeanServer URL

subject - Security subject

JMXConnectionHelper

public JMXConnectionHelper(JMXServiceURL url,
                           String username,
                           String password)

Construct a new JMXConnectionHelper using the provided URL and credentials.

Parameters:

url - MBeanServer URL

username - User name to use when connecting

password - Password to use when connecting

Method Detail

connect

public boolean connect()

Try to connect to the remote MBeanServer.

Returns:

true if connection was successful, false otherwise.

getLastException

public Exception getLastException()

Returns:

the last thrown Exception.

getConnection

public MBeanServerConnection getConnection()
                                    throws IOException

Returns:

an MBeanServerConnection (authenticatd with subject if not null).

Throws:

IOException - If connection fails

close

public boolean close()

Close the underlying JMXConnector.

Returns:

true if connection was successful

setSubject

public void setSubject(Subject subject)

Parameters:

subject - the subject to set

getURL

public JMXServiceURL getURL()

Returns:

the JMXServiceURL connection URL