at.chrl.callbacks.util

Class ObjectCallbackHelper

java.lang.Object

at.chrl.callbacks.util.ObjectCallbackHelper

public class ObjectCallbackHelper
extends Object

Class that implements helper methods for callbacks.
All enhanced objects are delegating main part of their logic to this class

Author:

SoulKeeper

Method Summary

Modifier and Type	Method and Description
static void	addCallback(Callback callback, EnhancedObject object) Adds callback to the list.
static CallbackResult<?>	afterCall(EnhancedObject obj, Class callbackClass, Object[] args, Object result) This method invokes callbacks after method invocation
static CallbackResult<?>	beforeCall(EnhancedObject obj, Class callbackClass, Object... args) This method call callbacks before actual method invocation takes place
static void	removeCallback(Callback callback, EnhancedObject object) Removes callback from the list

Methods inherited from class java.lang.Object

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

Method Detail

addCallback

public static void addCallback(Callback callback,
                               EnhancedObject object)

Adds callback to the list.
Sorting is done while adding to avoid extra calls.

Parameters:

callback - what to add

object - add callback to which objec

removeCallback

public static void removeCallback(Callback callback,
                                  EnhancedObject object)

Removes callback from the list

Parameters:

callback - what to remove

object - remove callback from which object

beforeCall

public static CallbackResult<?> beforeCall(EnhancedObject obj,
                                           Class callbackClass,
                                           Object... args)

This method call callbacks before actual method invocation takes place

Parameters:

obj - object that callbacks are invoked for

callbackClass - base callback class

args - args of method

Returns:

Callback.beforeCall(Object, Object[])

afterCall

public static CallbackResult<?> afterCall(EnhancedObject obj,
                                          Class callbackClass,
                                          Object[] args,
                                          Object result)

This method invokes callbacks after method invocation

Parameters:

obj - object that invokes this method

callbackClass - superclass of callback

args - method args

result - method invokation result

Returns:

Callback.afterCall(Object, Object[], Object)