public static Pointcut read(DataInputStream s, ISourceContext context) throws IOException {
public static Pointcut read(VersionedDataInputStream s, ISourceContext context) throws IOException {
	public static Pointcut read(DataInputStream s, ISourceContext context) throws IOException {		TypePattern type = TypePattern.read(s, context);		WithinPointcut ret = new WithinPointcut(type);		ret.readLocation(context, s);		return ret;	}