org.jolokia.backend

Interface RequestDispatcher

All Known Implementing Classes:

LocalRequestDispatcher

public interface RequestDispatcher

Interface for dispatching a request to a certain backend.

Since:

Nov 11, 2009

Author:

roland

Method Summary

Methods

Modifier and Type	Method and Description
boolean	canHandle(JmxRequest pJmxRequest) Check whether current dispatcher can handle the given request
Object	dispatchRequest(JmxRequest pJmxReq) Dispatch a JmxRequest to a certain backend and return the result of the JMX action.
boolean	useReturnValueWithPath(JmxRequest pJmxRequest) Whether a return value should be returned directly, ignoring any path.

Method Detail

dispatchRequest

Object dispatchRequest(JmxRequest pJmxReq)
                       throws InstanceNotFoundException,
                              AttributeNotFoundException,
                              ReflectionException,
                              MBeanException,
                              IOException,
                              NotChangedException

Dispatch a JmxRequest to a certain backend and return the result of the JMX action.

Parameters:

pJmxReq - the request to dispatch

Returns:

result object

Throws:

InstanceNotFoundException - when a certain MBean could not be found

AttributeNotFoundException - in case an attributes couldnt be resolved

ReflectionException

MBeanException

IOException

NotChangedException

canHandle

boolean canHandle(JmxRequest pJmxRequest)

Check whether current dispatcher can handle the given request

Parameters:

pJmxRequest - request to check

Returns:

true if this dispatcher can handle the request

useReturnValueWithPath

boolean useReturnValueWithPath(JmxRequest pJmxRequest)

Whether a return value should be returned directly, ignoring any path. E.g for the WriteHandler this is important to return the original value, (using the path would return the new value)

Parameters:

pJmxRequest - request for getting the handler

Returns:

true if the path within the request should be respected, false if the value should be directly returned