/* 
 * This file is part of the Echo Web Application Framework (hereinafter "Echo").
 * Copyright (C) 2002-2009 NextApp, Inc.
 *
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 */

package nextapp.echo2.testapp.thousandmonkeys.factories;

import nextapp.echo2.app.Color;
import nextapp.echo2.app.Component;
import nextapp.echo2.testapp.thousandmonkeys.ComponentFactory;

/**
 * A generic <code>ComponentFactory</code> that creates/configures arbitrary 
 * <code>Component</code>s.
 */
public class GenericFactory
implements ComponentFactory {

    /**
     * The <code>Class</code> of the <code>Component</code> to create.
     */
    private Class componentClass;
    
    /**
     * Creates a new <code>GenericFactory</code>.
     * 
     * @param componentClass the <code>Class</code> of the 
     *        <code>Component</code> to create
     */
    public GenericFactory(Class componentClass) {
        super();
        this.componentClass = componentClass;
    }
    
    /**
     * @see nextapp.echo2.testapp.thousandmonkeys.ComponentFactory#newInstance()
     */
    public Component newInstance() {
        try {
            Component component = (Component) componentClass.newInstance();
            switch ((int) (Math.random() * 3)) {
            case 1:
                component.setForeground(new Color((int) (16777216 * Math.random()) & 0x7f7f7f));
                component.setBackground(new Color((int) (16777216 * Math.random()) | 0xb0b0b0));
                break;
            case 2:
                component.setBackground(new Color((int) (16777216 * Math.random())));
                break;
            case 3:
                component.setForeground(new Color((int) (16777216 * Math.random())));
                break;
            }
            return component;
        } catch (InstantiationException ex) {
            throw new RuntimeException(ex);
        } catch (IllegalAccessException ex) {
            throw new RuntimeException(ex);
        }
    }
}