at.chrl.callbacks.util

Class GlobalCallbackHelper

java.lang.Object

at.chrl.callbacks.util.GlobalCallbackHelper

public class GlobalCallbackHelper
extends Object

This class is used to manage global callbacks.
Callbacks are stored according to their priority.

Author:

SoulKeeper

Method Summary

Modifier and Type	Method and Description
static <T> void	addCallback(Callback<T> callback) Registers global callback.
static CallbackResult<?>	afterCall(Object obj, Class callbackClass, Object[] args, Object result) THIS METHOD SHOULD NOT BE CALLED MANUALLY
static CallbackResult<?>	beforeCall(Object obj, Class callbackClass, Object... args) THIS METHOD SHOULD NOT BE CALLED MANUALLY
static <T> void	removeCallback(Callback<T> callback) Removes global 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 <T> void addCallback(Callback<T> callback)

Registers global callback.
Please note that invoking this method from scripts can cause memory leak, callbacks are not weak references. You should unregister callback manually in case of global adding global callback.

Parameters:

callback - callback to add

removeCallback

public static <T> void removeCallback(Callback<T> callback)

Removes global callback from the list.

Parameters:

callback - callback to remove

beforeCall

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

THIS METHOD SHOULD NOT BE CALLED MANUALLY

Parameters:

obj - method on whom was invoked

callbackClass - what method was actually invoked

args - method arguments

Returns:

result of invocation callbacks

afterCall

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

THIS METHOD SHOULD NOT BE CALLED MANUALLY

Parameters:

obj - method on whom was invoked

callbackClass - what method was actually invoked

args - method arguments

result - original method result

Returns:

global result, callback or method, doesn't matter