DS_AnonymousCallable.java

/* --------------------------------------------------------- *
 *    __________    D E L T A S C R I P T                    *
 *   (_________()                                            *
 *    /  ===   /   - A fast, dynamic scripting language      *
 *   |  ==    |    - Version 4.13.11.0                       *
 *   /  ===   /    - Developed by Adam R. Nelson             *
 *  |  =  =  |     - 2011-2013                               *
 *  /  ===   /     - Distributed under GNU LGPL v3           *
 * (________()     - http://github.com/ar-nelson/deltascript *
 *                                                           *
 * --------------------------------------------------------- */

package com.sector91.delta.script.objects;

import com.sector91.delta.script.annotations.DSType;
import com.sector91.delta.script.objects.reflect.DS_JavaClass;

/**
 * <p>A convenience class for creating anonymous {@link DS_Callable} objects.
 * It leaves only the {@link #call(DS_Scope, DS_Object...)} method undefined.
 * The number of arguments it takes must be defined in the constructor.</p>
 * 
 * @author Adam R. Nelson
 * @version 4.13.11.0
 * @since 3.12.2.0
 */
@DSType("AnonymousCallable")
public abstract class DS_AnonymousCallable extends    DS_AbstractObject
                                           implements DS_Callable
{
    public static final String TYPE_NAME = "AnonymousCallable";
    
    private final int args;

    public DS_AnonymousCallable(int argCount)
    {args = argCount;}

    public int getArgCount()
    {return args;}

    public String[] getArgNames()
    {
        String[] argNames = new String[args];
        for (int i=0; i<args; i++)
            argNames[i] = "arg"+i;
        return argNames;
    }

    public boolean equals(DS_Object other)
    {return this == other;}

    public String getTypeName()
    {return TYPE_NAME;}

    public Object unbox()
    {return this;}
    
    @Override protected DS_JavaClass getDeltaScriptClass()
    {return DS_JavaClass.fromClass(DS_AnonymousCallable.class);}
}