final Expr arg;
- StringLengthFunction(List args)
+ StringLengthFunction(List<Expr> args)
{
this(args.isEmpty() ? null : (Expr) args.get(0));
}
this.arg = arg;
}
+ @Override
public Object evaluate(Node context, int pos, int len)
{
Object val = (arg == null) ? null : arg.evaluate(context, pos, len);