Application: gvSIG desktop

package org.gvsig.expressionevaluator.impl.function;

import java.util.List;

import org.apache.commons.lang3.Range;

import org.gvsig.expressionevaluator.Interpreter;

import org.gvsig.expressionevaluator.spi.AbstractFunction;

import org.gvsig.tools.script.Script;

/**

 *

 * @author jjdelcerro

 */

public class ScriptFunction extends AbstractFunction {

    private final List<Script> scripts;

    /**

     *

     * @param scripts

     * @param funcName

     */

    public ScriptFunction(List<Script> scripts, String funcName) {

        super("Script", funcName,  Range.between(1,Integer.MAX_VALUE));

        this.scripts = scripts;

    }

    @Override

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

        for (Script script : this.scripts) {

            try {

                return script.invokeFunction(this.name(), args);            

            } catch(NoSuchMethodException ex) {

                // Si la funcion no existe en el script pasamos al siguiente

                // script.

            }

        }

        throw new NoSuchMethodException("Can't locate funcion '"+this.name()+"'.");

    }

}