package com.gueei.demos.markupDemo.converters; import gueei.binding.Converter; import gueei.binding.IObservable; public class LENTH_LARGER_THAN extends Converter<Boolean> { public LENTH_LARGER_THAN(IObservable<?>[] dependents) { super(Boolean.class, dependents); } @Override public Boolean calculateValue(Object... args) throws Exception { if (args.length<2) return true; String arg0 = args[0].toString(); Integer arg1 = (Integer)args[1]; return (arg0.length() >= arg1); } }