/*
* Copyright (c) 2008 - 2009
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE included in
* the packaging of this file.
*/
#include "config.h"
#import "OFEnumerator.h"
#import "OFDictionary.h"
#import "OFExceptions.h"
/* Reference for static linking */
int _OFEnumerator_reference;
@implementation OFEnumerator
- init
{
@throw [OFNotImplementedException newWithClass: isa
selector: _cmd];
}
- initWithData: (struct of_dictionary_bucket*)data_
size: (size_t)size_
{
size_t i;
self = [super init];
size = size_;
data = [self allocMemoryForNItems: size
withSize: sizeof(struct of_dictionary_bucket)];
for (i = 0; i < size; i++) {
if (data_[i].key != nil) {
data[i].key = [data_[i].key copy];
data[i].object = [data_[i].object retain];
} else
data[i].key = nil;
}
return self;
}
- (void)dealloc
{
size_t i;
for (i = 0; i < size; i++) {
if (data[i].key != nil) {
[data[i].key release];
[data[i].object release];
}
}
[super dealloc];
}
- (of_enumerator_pair_t)nextKeyObjectPair
{
of_enumerator_pair_t next;
for (; pos < size && data[pos].key == nil; pos++);
if (pos < size) {
next.key = data[pos].key;
next.object = data[pos].object;
pos++;
} else {
next.key = nil;
next.object = nil;
}
return next;
}
- reset
{
pos = 0;
return self;
}
@end
@implementation OFDictionary (OFEnumerator)
- (OFEnumerator*)enumerator
{
return [[[OFEnumerator alloc] initWithData: data
size: size] autorelease];
}
@end