/*
 * Copyright 2004 Niall Pemberton
 * 
 * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package lib.framework.util;

import org.apache.commons.beanutils.LazyDynaBean;

/**
 * <p>Custom LazyDynaBean which uses an array of itself as the default
 * indexed property.</p>
 * 
 * <p>Having an array of itself as the default indexed property means
 *    this bean can nest automatically add infinitum.</p>
 * 
 * <p>Additionally I removed some of the automatic property instantiation
 *    which I found too aggressive, by overriding the createOtherProperty()
 *    method.</p>
 * 
 * @author Niall Pemberton
 */
public class NestedLazyBean extends LazyDynaBean {

   /** 
    * Default Constructor. 
    */
    public NestedLazyBean() {
        super();
    }
    
    /**
     * Implements a <code>NestedLazyBean[]</code> as the default <i>indexed</i>
     * property implementation.
     * 
     * @return a new empty <code>NestedLazyBean[0]</code> array.
     */
    protected Object defaultIndexedProperty(String name) {
        return new NestedLazyBean[0];
    }
    
    /**
     * <p>Returns <code>Null</code> removing some of the automatic object
     *    instantiation that I found too aggressive.<p>
     * 
     * @return <code>Null</code>
     */
    protected Object createOtherProperty(String name, Class type) {
        return null;
    }
    
}