/*
* 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"
#include <string.h>
#import "OFMutableArray.h"
#import "OFDataArray.h"
#import "OFExceptions.h"
@implementation OFMutableArray
- copy
{
OFArray *new = [[OFArray alloc] init];
id *objs;
size_t count, i;
objs = [array cArray];
count = [array count];
[new->array addNItems: count
fromCArray: objs];
for (i = 0; i < count; i++)
[objs[i] retain];
return new;
}
- (void)addObject: (id)obj
{
[array addItem: &obj];
[obj retain];
mutations++;
}
- (void)addObject: (id)obj
atIndex: (size_t)index
{
[array addItem: &obj
atIndex: index];
[obj retain];
mutations++;
}
- (void)replaceObject: (id)old
withObject: (id)new
{
id *objs = [array cArray];
size_t i, count = [array count];
for (i = 0; i < count; i++) {
if ([objs[i] isEqual: old]) {
[new retain];
[objs[i] release];
objs[i] = new;
return;
}
}
}
- (void)replaceObjectAtIndex: (size_t)index
withObject: (id)obj
{
id *objs = [array cArray];
id old;
if (index >= [array count])
@throw [OFOutOfRangeException newWithClass: isa];
old = objs[index];
objs[index] = [obj retain];
[old release];
}
- (void)replaceObjectIdenticalTo: (id)old
withObject: (id)new
{
id *objs = [array cArray];
size_t i, count = [array count];
for (i = 0; i < count; i++) {
if (objs[i] == old) {
[new retain];
[objs[i] release];
objs[i] = new;
return;
}
}
}
- (void)removeObject: (id)obj
{
id *objs = [array cArray];
size_t i, count = [array count];
for (i = 0; i < count; i++) {
if ([objs[i] isEqual: obj]) {
id obj = objs[i];
[array removeItemAtIndex: i];
mutations++;
[obj release];
return;
}
}
}
- (void)removeObjectIdenticalTo: (id)obj
{
id *objs = [array cArray];
size_t i, count = [array count];
for (i = 0; i < count; i++) {
if (objs[i] == obj) {
[array removeItemAtIndex: i];
mutations++;
[obj release];
return;
}
}
}
- (void)removeObjectAtIndex: (size_t)index
{
id old = [self objectAtIndex: index];
[array removeItemAtIndex: index];
[old release];
mutations++;
}
- (void)removeNObjects: (size_t)nobjects
{
id *objs = [array cArray], *copy;
size_t i, count = [array count];
if (nobjects > count)
@throw [OFOutOfRangeException newWithClass: isa];
copy = [self allocMemoryForNItems: nobjects
withSize: sizeof(id)];
memcpy(copy, objs + (count - nobjects), nobjects * sizeof(id));
@try {
[array removeNItems: nobjects];
mutations++;
for (i = 0; i < nobjects; i++)
[copy[i] release];
} @finally {
[self freeMemory: copy];
}
}
- (void)removeNObjects: (size_t)nobjects
atIndex: (size_t)index
{
id *objs = [array cArray], *copy;
size_t i, count = [array count];
if (nobjects > count - index)
@throw [OFOutOfRangeException newWithClass: isa];
copy = [self allocMemoryForNItems: nobjects
withSize: sizeof(id)];
memcpy(copy, objs + index, nobjects * sizeof(id));
@try {
[array removeNItems: nobjects
atIndex: index];
mutations++;
for (i = 0; i < nobjects; i++)
[copy[i] release];
} @finally {
[self freeMemory: copy];
}
}
- (int)countByEnumeratingWithState: (of_fast_enumeration_state_t*)state
objects: (id*)objects
count: (int)count_
{
size_t count = [array count];
if (state->state >= count)
return 0;
state->state = count;
state->itemsPtr = [array cArray];
state->mutationsPtr = &mutations;
return count;
}
- (OFEnumerator*)objectEnumerator
{
return [[[OFArrayEnumerator alloc]
initWithDataArray: array
mutationsPointer: &mutations] autorelease];
}
#ifdef OF_HAVE_BLOCKS
- (void)enumerateObjectsUsingBlock: (of_array_enumeration_block_t)block
{
id *objs = [array cArray];
size_t i, count = [array count];
BOOL stop = NO;
unsigned long mutations2 = mutations;
for (i = 0; i < count && !stop; i++) {
if (mutations != mutations2)
@throw [OFEnumerationMutationException
newWithClass: isa];
block(objs[i], i, &stop);
}
}
- (void)replaceObjectsUsingBlock: (of_array_replace_block_t)block
{
id *objs = [array cArray];
size_t i, count = [array count];
BOOL stop = NO;
unsigned long mutations2 = mutations;
for (i = 0; i < count && !stop; i++) {
if (mutations != mutations2)
@throw [OFEnumerationMutationException
newWithClass: isa];
id new = block(objs[i], i, &stop);
if (new == nil)
@throw [OFInvalidArgumentException newWithClass: isa
selector: _cmd];
[new retain];
[objs[i] release];
objs[i] = new;
}
}
#endif
@end