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XMPPMulticastDelegate: Iterate over a copy of the delegates array

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This commit is contained in:
Florian Zeitz 2013-06-05 21:00:13 +02:00
parent 4ec96e63a1
commit 2d96126a44
2 changed files with 11 additions and 27 deletions
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1
src/XMPPMulticastDelegate.h
View file

@ -30,7 +30,6 @@
@interface XMPPMulticastDelegate: OFObject
{
OFDataArray *_delegates;
size_t _handlerIndex;
}
/**

37
src/XMPPMulticastDelegate.m
View file

@ -24,6 +24,7 @@
# include "config.h"
#endif
#import <ObjFW/ObjFW.h>
#import <ObjFW/OFDataArray.h>
#import "XMPPMulticastDelegate.h"
@ -65,10 +66,6 @@
continue;
[_delegates removeItemAtIndex: i];
if (i <= _handlerIndex)
_handlerIndex--;
return;
}
}
@ -76,12 +73,13 @@
- (BOOL)broadcastSelector: (SEL)selector
withObject: (id)object
{
size_t count = [_delegates count];
id *items = [_delegates items];
OFDataArray *currentDelegates = [_delegates copy];
id *items = [currentDelegates items];
size_t i, count = [currentDelegates count];
BOOL handled = NO;
for (_handlerIndex = 0; _handlerIndex < count; _handlerIndex++) {
id responder = items[_handlerIndex];
for (i = 0; i < count; i++) {
id responder = items[i];
if (![responder respondsToSelector: selector])
continue;
@ -90,13 +88,6 @@
[responder methodForSelector: selector];
handled |= imp(responder, selector, object);
/*
* Update count and items, since the handler might have changed
* them.
*/
count = [_delegates count];
items = [_delegates items];
}
return handled;
@ -106,12 +97,13 @@
withObject: (id)object1
withObject: (id)object2
{
size_t count = [_delegates count];
id *items = [_delegates items];
OFDataArray *currentDelegates = [_delegates copy];
id *items = [currentDelegates items];
size_t i, count = [currentDelegates count];
BOOL handled = NO;
for (_handlerIndex = 0; _handlerIndex < count; _handlerIndex++) {
id responder = items[_handlerIndex];
for (i = 0; i < count; i++) {
id responder = items[i];
if (![responder respondsToSelector: selector])
continue;
@ -120,13 +112,6 @@
[responder methodForSelector: selector];
handled |= imp(responder, selector, object1, object2);
/*
* Update count and items, since the handler might have changed
* them.
*/
count = [_delegates count];
items = [_delegates items];
}
return handled;