nl2brtag.java

jGossip是一个简单而功能强大的Java论坛软件（消息板）

/*
 * $$Id: Nl2BrTag.java,v 1.3 2004/01/26 11:32:05 bel70 Exp $$
 *
 * ***** BEGIN LICENSE BLOCK *****
 * 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.
 *
 * The Original Code is JGossip forum code.
 *
 * The Initial Developer of the Original Code is the JResearch, Org. 
 * Portions created by the Initial Developer are Copyright (C) 2004 
 * the Initial Developer. All Rights Reserved. 
 * 
 * Contributor(s): 
 *              Dmitry Belov <[e-mail]>
 *        
 * ***** END LICENSE BLOCK ***** */
/*
 * Created on Oct 10, 2003
 *
  */
package org.jresearch.gossip.tags;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.BodyTagSupport;


/**
 * DOCUMENT ME!
 *
 * @author Bel
 */
public class Nl2BrTag extends BodyTagSupport {
    /**
     * DOCUMENT ME!
     *
     * @return DOCUMENT ME!
     *
     * @throws JspException DOCUMENT ME!
     */
    public int doAfterBody() throws JspException {
        try {
            String output = bodyContent.getString().replaceAll("\n", "<br>");
            bodyContent.clearBody();
            bodyContent.print(output);
            bodyContent.writeOut(getPreviousOut());
        } catch (Throwable exception) {
            throw new JspException(exception.getMessage());
        }

        return SKIP_BODY;
    }
}