package gueei.binding.converters;
import gueei.binding.Converter;
import gueei.binding.IObservable;
/**
* Inverted result of ISNULL <br/>
* return true if the argument is NOT null
*
* @usage arg
*
* @arg arg Object
* @return boolean
*/
public class IS_NOT_NULL extends Converter<Boolean> {
public IS_NOT_NULL(IObservable<?>[] dependents) {
super(Boolean.class, dependents);
}
@Override
public Boolean calculateValue(Object... args) throws Exception {
if (args[0]!=null) return true;
else return false;
}
}