baseten / Sources / MKCIntegerKeyDictionary.m

// MKCIntegerKeyDictionary.m
// BaseTen
// Copyright (C) 2006-2008 Marko Karppinen & Co. LLC.
// Before using this software, please review the available licensing options
// by visiting or by contacting
// us at Without an additional license, this software
// may be distributed only in compliance with the GNU General Public License.
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 2.0,
// as published by the Free Software Foundation.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
// $Id$

#import "MKCDictionaryPrivate.h"
#import "MKCDictionaryEnumerators.h"

#define CALLBACKS NSIntMapKeyCallBacks
#define CALLBACKS NSIntegerMapKeyCallBacks

@implementation MKCIntegerKeyDictionary

- (id) initWithCapacity: (NSUInteger) capacity
	return [self initWithMapTable: NSCreateMapTableWithZone (CALLBACKS, NSObjectMapValueCallBacks, capacity, [self zone])];

- (id) objectAtIndex: (NSUInteger) anIndex
	id retval = nil;
	if (NSNotFound != anIndex)
		retval = NSMapGet (mMapTable, (void *) anIndex);
	return retval;

- (void) setObject: (id) anObject atIndex: (NSUInteger) anIndex
	NSMapInsert (mMapTable, (void *) anIndex, anObject);

- (id) keyEnumerator
	return [[[MKCIntegerDictionaryKeyEnumerator allocWithZone: [self zone]] initWithEnumerator: NSEnumerateMapTable (mMapTable)] autorelease];

- (id) objectForKey: (id) aKey
	return [self objectAtIndex: [aKey unsignedIntValue]];

- (id) allObjects
    return NSAllMapTableValues (mMapTable);

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