Application: gvSIG desktop

package org.gvsig.expressionevaluator.impl.function.programming;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.List;

import org.apache.commons.lang3.Range;

import org.gvsig.expressionevaluator.Code;

import org.gvsig.expressionevaluator.Codes;

import org.gvsig.expressionevaluator.Formatter;

import org.gvsig.expressionevaluator.Function;

import org.gvsig.expressionevaluator.Interpreter;

import org.gvsig.expressionevaluator.spi.AbstractFunction;

public class PassFunction extends AbstractFunction {

    public PassFunction() {

        super(Function.GROUP_PROGRAMMING, 

                "PASS", 

                Range.between(0, Integer.MAX_VALUE),

                "Do nothing",

                "PASS",

                null,

                "NULL",

                false

        );

    }

    @Override

    public boolean allowConstantFolding() {

        return false;

    }

    @Override

    public Object call(Interpreter interpreter, Object[] args) throws Exception {

        return null;

    }

    @Override

    public String toString(Codes args, Formatter<Code> formatter) {

        return "PASS";

    }

}