Artifact 13afae377358c2a39e8fca477bfce435ffd976862b32683593a793fbe9cdcba1:
- File
src/OFNull.m
— part of check-in
[cba771824e]
at
2013-06-19 19:14:11
on branch trunk
— Implement the new MessagePack specification.
No support for extensions yet.
This obsoletes BinaryPack. (user: js, size: 2182) [annotate] [blame] [check-ins using]
/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 * 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 <stdlib.h> #import "OFNull.h" #import "OFString.h" #import "OFXMLElement.h" #import "OFDataArray.h" #import "OFInvalidArgumentException.h" #import "autorelease.h" static OFNull *null = nil; @implementation OFNull + (void)initialize { null = [[self alloc] init]; } + (OFNull*)null { return null; } - initWithSerialization: (OFXMLElement*)element { void *pool; [self release]; pool = objc_autoreleasePoolPush(); if (![[element name] isEqual: [self className]] || ![[element namespace] isEqual: OF_SERIALIZATION_NS]) @throw [OFInvalidArgumentException exceptionWithClass: [self class] selector: _cmd]; objc_autoreleasePoolPop(pool); return [OFNull null]; } - (OFString*)description { return @"<null>"; } - copy { return self; } - (OFXMLElement*)XMLElementBySerializing { void *pool = objc_autoreleasePoolPush(); OFXMLElement *element; element = [OFXMLElement elementWithName: [self className] namespace: OF_SERIALIZATION_NS]; [element retain]; objc_autoreleasePoolPop(pool); return [element autorelease]; } - (OFString*)JSONRepresentation { return @"null"; } - (OFDataArray*)messagePackRepresentation { OFDataArray *data = [OFDataArray dataArrayWithItemSize: 1 capacity: 1]; uint8_t type = 0xC0; [data addItem: &type]; return data; } - autorelease { return self; } - retain { return self; } - (void)release { } - (unsigned int)retainCount { return OF_RETAIN_COUNT_MAX; } - (void)dealloc { [self doesNotRecognizeSelector: _cmd]; abort(); /* Get rid of a stupid warning */ [super dealloc]; } @end