/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
* Jonathan Schleifer <js@heap.zone>
*
* 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"
#include <assert.h>
#import "OFDictionary_hashtable.h"
#import "OFMutableDictionary_hashtable.h"
#import "OFMapTable.h"
#import "OFMapTable+Private.h"
#import "OFArray.h"
#import "OFString.h"
#import "OFXMLElement.h"
#import "OFEnumerationMutationException.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
static void*
copy(void *object)
{
return [(id)object copy];
}
static void*
retain(void *object)
{
return [(id)object retain];
}
static void
release(void *object)
{
[(id)object release];
}
static uint32_t
hash(void *object)
{
return [(id)object hash];
}
static bool
equal(void *object1, void *object2)
{
return [(id)object1 isEqual: (id)object2];
}
static const of_map_table_functions_t keyFunctions = {
.retain = copy,
.release = release,
.hash = hash,
.equal = equal
};
static const of_map_table_functions_t objectFunctions = {
.retain = retain,
.release = release,
.hash = hash,
.equal = equal
};
@implementation OFDictionary_hashtable
- init
{
return [self initWithCapacity: 0];
}
- initWithCapacity: (size_t)capacity
{
self = [super init];
@try {
_mapTable = [[OFMapTable alloc]
initWithKeyFunctions: keyFunctions
objectFunctions: objectFunctions
capacity: capacity];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithDictionary: (OFDictionary*)dictionary
{
size_t count;
if (dictionary == nil)
return [self init];
if ([dictionary isKindOfClass: [OFDictionary_hashtable class]] ||
[dictionary isKindOfClass: [OFMutableDictionary_hashtable class]]) {
self = [super init];
@try {
OFDictionary_hashtable *dictionary_ =
(OFDictionary_hashtable*)dictionary;
_mapTable = [dictionary_->_mapTable copy];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
@try {
count = [dictionary count];
} @catch (id e) {
[self release];
@throw e;
}
self = [self initWithCapacity: count];
@try {
void *pool = objc_autoreleasePoolPush();
OFEnumerator *keyEnumerator, *objectEnumerator;
id key, object;
keyEnumerator = [dictionary keyEnumerator];
objectEnumerator = [dictionary objectEnumerator];
while ((key = [keyEnumerator nextObject]) != nil &&
(object = [objectEnumerator nextObject]) != nil)
[_mapTable setObject: object
forKey: key];
objc_autoreleasePoolPop(pool);
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithObject: (id)object
forKey: (id)key
{
self = [self initWithCapacity: 1];
@try {
[_mapTable setObject: object
forKey: key];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithObjects: (id const*)objects
forKeys: (id const*)keys
count: (size_t)count
{
self = [self initWithCapacity: count];
@try {
size_t i;
for (i = 0; i < count; i++)
[_mapTable setObject: objects[i]
forKey: keys[i]];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithKey: (id)firstKey
arguments: (va_list)arguments
{
self = [super init];
@try {
va_list argumentsCopy;
id key, object;
size_t i, count;
va_copy(argumentsCopy, arguments);
if (firstKey == nil)
@throw [OFInvalidArgumentException exception];
key = firstKey;
if ((object = va_arg(arguments, id)) == nil)
@throw [OFInvalidArgumentException exception];
count = 1;
for (; va_arg(argumentsCopy, id) != nil; count++);
if (count % 2 != 0)
@throw [OFInvalidArgumentException exception];
count /= 2;
_mapTable = [[OFMapTable alloc]
initWithKeyFunctions: keyFunctions
objectFunctions: objectFunctions
capacity: count];
[_mapTable setObject: object
forKey: key];
for (i = 1; i < count; i++) {
key = va_arg(arguments, id);
object = va_arg(arguments, id);
if (key == nil || object == nil)
@throw [OFInvalidArgumentException exception];
[_mapTable setObject: object
forKey: key];
}
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithSerialization: (OFXMLElement*)element
{
self = [super init];
@try {
void *pool = objc_autoreleasePoolPush();
OFArray *keys, *objects;
OFEnumerator *keyEnumerator, *objectEnumerator;
OFXMLElement *keyElement, *objectElement;
keys = [element elementsForName: @"key"
namespace: OF_SERIALIZATION_NS];
objects = [element elementsForName: @"object"
namespace: OF_SERIALIZATION_NS];
if ([keys count] != [objects count])
@throw [OFInvalidFormatException exception];
_mapTable = [[OFMapTable alloc]
initWithKeyFunctions: keyFunctions
objectFunctions: objectFunctions
capacity: [keys count]];
keyEnumerator = [keys objectEnumerator];
objectEnumerator = [objects objectEnumerator];
while ((keyElement = [keyEnumerator nextObject]) != nil &&
(objectElement = [objectEnumerator nextObject]) != nil) {
void *pool2 = objc_autoreleasePoolPush();
OFXMLElement *key, *object;
key = [[keyElement elementsForNamespace:
OF_SERIALIZATION_NS] firstObject];
object = [[objectElement elementsForNamespace:
OF_SERIALIZATION_NS] firstObject];
if (key == nil || object == nil)
@throw [OFInvalidFormatException exception];
[_mapTable setObject: [object objectByDeserializing]
forKey: [key objectByDeserializing]];
objc_autoreleasePoolPop(pool2);
}
objc_autoreleasePoolPop(pool);
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_mapTable release];
[super dealloc];
}
- (id)objectForKey: (id)key
{
return [_mapTable objectForKey: key];
}
- (size_t)count
{
return [_mapTable count];
}
- (bool)isEqual: (id)dictionary
{
OFDictionary_hashtable *dictionary_;
if (![dictionary isKindOfClass: [OFDictionary_hashtable class]] &&
![dictionary isKindOfClass: [OFMutableDictionary_hashtable class]])
return [super isEqual: dictionary];
dictionary_ = (OFDictionary_hashtable*)dictionary;
return [dictionary_->_mapTable isEqual: _mapTable];
}
- (bool)containsObject: (id)object
{
return [_mapTable containsObject: object];
}
- (bool)containsObjectIdenticalTo: (id)object
{
return [_mapTable containsObjectIdenticalTo: object];
}
- (OFArray*)allKeys
{
OFArray *ret;
id *keys;
size_t count;
count = [_mapTable count];
keys = [self allocMemoryWithSize: sizeof(*keys)
count: count];
@try {
void *pool = objc_autoreleasePoolPush();
OFMapTableEnumerator *enumerator;
id key;
size_t i;
i = 0;
enumerator = [_mapTable keyEnumerator];
while ((key = [enumerator nextObject]) != nil) {
assert(i < count);
keys[i++] = key;
}
objc_autoreleasePoolPop(pool);
ret = [OFArray arrayWithObjects: keys
count: count];
} @finally {
[self freeMemory: keys];
}
return ret;
}
- (OFArray*)allObjects
{
OFArray *ret;
id *objects;
size_t count;
count = [_mapTable count];
objects = [self allocMemoryWithSize: sizeof(*objects)
count: count];
@try {
void *pool = objc_autoreleasePoolPush();
OFMapTableEnumerator *enumerator;
id object;
size_t i;
i = 0;
enumerator = [_mapTable objectEnumerator];
while ((object = [enumerator nextObject]) != nil) {
assert(i < count);
objects[i++] = object;
}
objc_autoreleasePoolPop(pool);
ret = [OFArray arrayWithObjects: objects
count: count];
} @finally {
[self freeMemory: objects];
}
return ret;
}
- (OFEnumerator*)keyEnumerator
{
return [[[OFMapTable_EnumeratorWrapper alloc]
initWithEnumerator: [_mapTable keyEnumerator]
object: self] autorelease];
}
- (OFEnumerator*)objectEnumerator
{
return [[[OFMapTable_EnumeratorWrapper alloc]
initWithEnumerator: [_mapTable objectEnumerator]
object: self] autorelease];
}
- (int)countByEnumeratingWithState: (of_fast_enumeration_state_t*)state
objects: (id*)objects
count: (int)count
{
return [_mapTable countByEnumeratingWithState: state
objects: objects
count: count];
}
#ifdef OF_HAVE_BLOCKS
- (void)enumerateKeysAndObjectsUsingBlock:
(of_dictionary_enumeration_block_t)block
{
@try {
[_mapTable enumerateKeysAndObjectsUsingBlock:
^ (void *key, void *object, bool *stop) {
block(key, object, stop);
}];
} @catch (OFEnumerationMutationException *e) {
@throw [OFEnumerationMutationException
exceptionWithObject: self];
}
}
#endif
- (uint32_t)hash
{
return [_mapTable hash];
}
@end