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/**
 *  Copyright (c) 1997-2013, www.tinygroup.org ([email protected]).
 *
 *  Licensed under the GPL, Version 3.0 (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.gnu.org/licenses/gpl.html
 *
 *  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 org.tinygroup.jspengine.runtime;

import org.tinygroup.jspengine.compiler.Localizer;

import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.jsp.HttpJspPage;
import java.io.IOException;

/**
 * This is the super class of all JSP-generated servlets.
 *
 * @author Anil K. Vijendran
 */
public abstract class HttpJspBase 
    extends HttpServlet 
    implements HttpJspPage 
{
    protected HttpJspBase() {
    }

    public final void init(ServletConfig config) 
	throws ServletException 
    {
        super.init(config);
	jspInit();
        _jspInit();
    }
    
    public String getServletInfo() {
	return Localizer.getMessage("jsp.engine.info");
    }

    public final void destroy() {
	jspDestroy();
	_jspDestroy();
    }

    /**
     * Entry point into service.
     */
    public final void service(HttpServletRequest request, HttpServletResponse response) 
	throws ServletException, IOException 
    {
        _jspService(request, response);
    }
    
    public void jspInit() {
    }

    public void _jspInit() {
    }

    public void jspDestroy() {
    }

    protected void _jspDestroy() {
    }

    public abstract void _jspService(HttpServletRequest request, 
				     HttpServletResponse response) 
	throws ServletException, IOException;
}