/*
* Copyright (c) 2008, 2009, 2010, 2011
* 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.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#define OF_COUNTED_SET_HASHTABLE_M
#import "OFMutableSet_hashtable.h"
#import "OFCountedSet_hashtable.h"
#import "OFMutableDictionary_hashtable.h"
#import "OFString.h"
#import "OFNumber.h"
#import "OFArray.h"
#import "OFXMLElement.h"
#import "OFAutoreleasePool.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
@implementation OFCountedSet_hashtable
+ (void)initialize
{
if (self == [OFCountedSet_hashtable class])
[self inheritMethodsFromClass: [OFMutableSet_hashtable class]];
}
- initWithSet: (OFSet*)set
{
self = [self init];
@try {
OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
if ([set isKindOfClass: [OFCountedSet class]]) {
OFCountedSet *countedSet = (OFCountedSet*)countedSet;
OFEnumerator *enumerator =
[countedSet objectEnumerator];
id object;
while ((object = [enumerator nextObject]) != nil) {
size_t i, count;
count = [countedSet countForObject: object];
for (i = 0; i < count; i++)
[self addObject: object];
}
} else {
OFEnumerator *enumerator = [set objectEnumerator];
id object;
while ((object = [enumerator nextObject]) != nil)
[self addObject: object];
}
[pool release];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithArray: (OFArray*)array
{
self = [self init];
@try {
id *cArray = [array cArray];
size_t i, count = [array count];
for (i = 0; i < count; i++)
[self addObject: cArray[i]];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithObject: (id)firstObject
arguments: (va_list)arguments
{
self = [self init];
@try {
id object;
[self addObject: firstObject];
while ((object = va_arg(arguments, id)) != nil)
[self addObject: object];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithSerialization: (OFXMLElement*)element
{
self = [self init];
@try {
OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
OFAutoreleasePool *pool2;
OFArray *objects;
OFEnumerator *enumerator;
OFXMLElement *objectElement;
if (![[element name] isEqual: @"OFCountedSet"] ||
![[element namespace] isEqual: OF_SERIALIZATION_NS])
@throw [OFInvalidArgumentException newWithClass: isa
selector: _cmd];
objects = [element elementsForName: @"object"
namespace: OF_SERIALIZATION_NS];
enumerator = [objects objectEnumerator];
pool2 = [[OFAutoreleasePool alloc] init];
while ((objectElement = [enumerator nextObject]) != nil) {
OFXMLElement *object;
OFXMLAttribute *count;
OFNumber *number;
object = [[objectElement elementsForNamespace:
OF_SERIALIZATION_NS] firstObject];
count = [objectElement attributeForName: @"count"];
if (object == nil || count == nil)
@throw [OFInvalidFormatException
newWithClass: isa];
number = [OFNumber numberWithSize:
(size_t)[[count stringValue] decimalValue]];
[dictionary _setObject: number
forKey: [object objectByDeserializing]
copyKey: NO];
[pool2 releaseObjects];
}
[pool release];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (size_t)countForObject: (id)object
{
return [[dictionary objectForKey: object] sizeValue];
}
#ifdef OF_HAVE_BLOCKS
- (void)enumerateObjectsAndCountUsingBlock:
(of_counted_set_enumeration_block_t)block
{
[dictionary enumerateKeysAndObjectsUsingBlock: ^ (id key, id object,
BOOL *stop) {
block(key, [object sizeValue], stop);
}];
}
#endif
- (void)addObject: (id)object
{
OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
OFNumber *count;
count = [[dictionary objectForKey: object] numberByIncreasing];
if (count == nil)
count = [OFNumber numberWithSize: 1];
[dictionary _setObject: count
forKey: object
copyKey: NO];
mutations++;
[pool release];
}
- (void)removeObject: (id)object
{
OFNumber *count = [dictionary objectForKey: object];
OFAutoreleasePool *pool;
if (count == nil)
return;
pool = [[OFAutoreleasePool alloc] init];
count = [count numberByDecreasing];
if ([count sizeValue] > 0)
[dictionary _setObject: count
forKey: object
copyKey: NO];
else
[dictionary removeObjectForKey: object];
mutations++;
[pool release];
}
- (void)makeImmutable
{
}
@end