package org.apache.velocity.util.introspection;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.    
 */

import java.util.Iterator;

/**
 *  JDK 1.5 extension of the Uberspector that allows Iterable Objects to be
 *  put into the Context to be used with #foreach
 *
 * @author <a href="mailto:henning@apache.org">Henning P. Schmiedehausen</a>
 * @version $Id: JDK15UberspectImpl.java 463298 2006-10-12 16:10:32Z henning $
 */
public class JDK15UberspectImpl
	extends UberspectImpl
{
    /**
     *  To support iterative objects used in a <code>#foreach()</code>
     *  loop.
     *
     * @param obj The iterative object.
     * @param i Info about the object's location.
     */
    public Iterator getIterator(Object obj, Info i)
            throws Exception
    {
    	if (obj instanceof Iterable)
        {
        	return ((Iterable) obj).iterator();
        }
        else
        {
            return super.getIterator(obj, i);
        }
    }
 }
