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package bboss.org.apache.velocity.anakia;

/*
 * 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.io.IOException;
import java.io.StringWriter;

import org.jdom.Element;
import org.jdom.output.XMLOutputter;
import org.jdom.output.Format;

/**
 * This class extends XMLOutputter in order to provide
 * a way to walk an Element tree into a String.
 *
 * @author Jon S. Stevens
 * @author Sam Ruby
 * @version $Id: OutputWrapper.java 463298 2006-10-12 16:10:32Z henning $
 */
public class OutputWrapper extends XMLOutputter
{
    /**
     * Empty constructor
     */
    public OutputWrapper()
    {
    }

    /**
     * @param f
     */
    public OutputWrapper(Format f)
    {
        super(f);
    }

    /**
     * This method walks an Element tree into a String. The cool
     * thing about it is that it will strip off the first Element.
     * For example, if you have:
     * 
     * <td> foo <strong>bar</strong> ack </td>
     * 
     * It will output
     * 
     *  foo <strong>bar</strong> ack </td>
     * 
     * @param element
     * @param strip
     * @return The output string.
     */
    public String outputString(Element element, boolean strip)
    {
        StringWriter buff = new StringWriter();

        try
        {
            outputElementContent(element, buff);
        }
        catch (IOException e)
        {
        }
        return buff.toString();
    }
}