/*
* 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"
#if defined(OF_APPLE_RUNTIME) || defined(OF_GNU_RUNTIME)
# import <objc/runtime.h>
#elif defined(OF_OLD_GNU_RUNTIME)
# import <objc/objc-api.h>
#endif
#import "OFSerialization.h"
#import "OFString.h"
#import "OFArray.h"
#import "OFXMLElement.h"
#import "OFAutoreleasePool.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
#import "OFNotImplementedException.h"
#if defined(OF_OBJFW_RUNTIME) || defined(OF_OLD_GNU_RUNTIME)
# define objc_lookUpClass objc_lookup_class
#endif
@implementation OFSerialization
+ (OFString*)stringBySerializingObject: (id <OFSerialization>)object
{
OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
OFXMLElement *element = [object XMLElementBySerializing];
OFXMLElement *root;
OFString *ret;
root = [OFXMLElement elementWithName: @"serialization"
namespace: OF_SERIALIZATION_NS];
[root addChild: element];
ret = [@"<?xml version='1.0' encoding='UTF-8'?>\n"
stringByAppendingString: [root XMLString]];
[ret retain];
@try {
[pool release];
} @catch (id e) {
[ret release];
}
return [ret autorelease];
}
+ (id)objectByDeserializingString: (OFString*)string
{
OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
OFXMLElement *root = [OFXMLElement elementWithXMLString: string];
OFArray *elements;
id object;
elements = [root elementsForName: @"object"
namespace: OF_SERIALIZATION_NS];
if ([elements count] != 1)
@throw [OFInvalidArgumentException newWithClass: self
selector: _cmd];
object = [[self objectByDeserializingXMLElement: [elements firstObject]]
retain];
@try {
[pool release];
} @catch (id e) {
[object release];
@throw e;
}
return [object autorelease];
}
+ (id)objectByDeserializingXMLElement: (OFXMLElement*)element
{
OFAutoreleasePool *pool;
OFString *className;
Class class;
id object;
if (element == nil)
return nil;
pool = [[OFAutoreleasePool alloc] init];
className = [[element attributeForName: @"class"] stringValue];
if (className == nil)
@throw [OFInvalidArgumentException newWithClass: self
selector: _cmd];
class = objc_lookUpClass([className cString]);
if (class == Nil)
@throw [OFNotImplementedException newWithClass: Nil];
if (![class instancesRespondToSelector:
@selector(initWithSerialization:)])
@throw [OFNotImplementedException
newWithClass: class
selector: @selector(initWithSerialization:)];
object = [[class alloc] initWithSerialization: element];
@try {
[pool release];
} @catch (id e) {
[object release];
@throw e;
}
return [object autorelease];
}
- init
{
Class c = isa;
[self release];
@throw [OFNotImplementedException newWithClass: c
selector: _cmd];
}
@end