ObjFW  Diff

	return [[[self alloc] initWithClass: class_
				     stream: stream
			    requestedLength: length] autorelease];
}

- initWithClass: (Class)class_
{
	Class c = isa;
	Class c = [self class];
	[self release];
	@throw [OFNotImplementedException exceptionWithClass: c
						    selector: _cmd];
}

-   initWithClass: (Class)class_
	   stream: (OFStream*)stream_