// GraphTea Project: http://github.com/graphtheorysoftware/GraphTea
// Copyright (C) 2012 Graph Theory Software Foundation: http://GraphTheorySoftware.com
// Copyright (C) 2008 Mathematical Science Department of Sharif University of Technology
// Distributed under the terms of the GNU General Public License (GPL): http://www.gnu.org/licenses/
package graphtea.platform.lang;

import graphtea.platform.StaticUtils;
import graphtea.platform.attribute.AtomAttribute;

import java.util.Vector;

/**
 * an eXtended data type that you can set it and also get it,
 * only if your value is in the predefined set.
 *
 * @see graphtea.platform.lang.SetValidator
 * @see graphtea.platform.attribute.AtomAttribute
 *
 * @author Azin Azadi
 */
public class ArrayX<T> extends SetValidator<T> implements AtomAttribute<T> {
    public ArrayX(T initVal, T... x) {
        super.addValidValues(x);
        super.addValidValue(initVal);
        setValue(initVal);
    }

    private T value;

    public boolean setValue(T t) {
        if (isValid(t)) {
            value = t;
            return true;
        }
        return false;
    }

    public T getValue() {
        return value;
    }

    public String toString() {
        return super.toString() + " #$%# " + value.getClass().getName() + " #$%# " + value;
    }

//      test for the fromString
//    public static void main(String[] args) {
//        ArrayX o = new ArrayX("a", "s", "d");
//        String x = o.toString();
//        System.out.println(x);
//
//        for (Object oo : fromString(x).getValidValues()) {
//            System.out.println(oo);
//        }
//    }

    public static ArrayX fromString(String s) {
        String[] ss = s.split(" #\\$%# ");
        Object last = null;
        Vector set = new Vector();
        int i = 0;
        while (i < ss.length) {
            last = StaticUtils.fromString(ss[i++], ss[i++]);
            set.add(last);
        }
        return new ArrayX(last, set.toArray());
    }
}