com.acciente.induction.dispatcher.controller
Class ControllerExecutor

java.lang.Object
  com.acciente.induction.dispatcher.controller.ControllerExecutor

public class ControllerExecutor
extends Object

Internal. This class executes a specified method on a specified controller instance

Author:

Adinath Raveendra Raj

Constructor Summary

ControllerExecutor(ControllerPool oControllerPool, ControllerParameterProviderFactory oControllerParameterProviderFactory)
Creates a new controller executor instance

Method Summary

Object

execute(ControllerResolver.Resolution oResolution, javax.servlet.http.HttpServletRequest oRequest, javax.servlet.http.HttpServletResponse oResponse, Throwable oError) Executes the controller specified in the oResolution parameter

Methods inherited from class java.lang.Object

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

Constructor Detail

ControllerExecutor

public ControllerExecutor(ControllerPool oControllerPool,
                          ControllerParameterProviderFactory oControllerParameterProviderFactory)

Creates a new controller executor instance

Parameters:

oControllerPool - a controller pool

oControllerParameterProviderFactory - a parameter value resolver

Method Detail

execute

public Object execute(ControllerResolver.Resolution oResolution,
                      javax.servlet.http.HttpServletRequest oRequest,
                      javax.servlet.http.HttpServletResponse oResponse,
                      Throwable oError)
               throws ControllerExecutorException

Executes the controller specified in the oResolution parameter

Parameters:

oResolution - specifies the controller to execute

oRequest - passed thru to the controller if the controller so requests

oResponse - passed thru to the controller if the controller so requests

oError - used when calling the error handler controller, to pass the exception in response to which the controller is called, this will be available for injection in the error controller

Returns:

the value returned by the controller

Throws:

ControllerExecutorException - if an error was encountered during controller loading, executing, or post post processing, the exception's cause will always contain the actual underlying cause of the error