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/*
 * Copyright (c) 2002-2021 Manorrock.com. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright notice, 
 *      this list of conditions and the following disclaimer.
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *   3. Neither the name of the copyright holder nor the names of its 
 *      contributors may be used to endorse or promote products derived from
 *      this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package jakarta.servlet;

import java.io.IOException;

/**
 * The Servlet API.
 *
 * @author Manfred Riem ([email protected])
 */
public interface Servlet {

    /**
     * Destroy the servlet.
     */
    public void destroy();

    /**
     * {@return the servlet config}
     */
    public ServletConfig getServletConfig();

    /**
     * {@return the servlet information}
     */
    public String getServletInfo();

    /**
     * Initialize the servlet.
     *
     * @param servletConfig the servlet config.
     * @throws ServletException when a servlet error occurs.
     */
    public void init(ServletConfig servletConfig) throws ServletException;

    /**
     * Process the request.
     *
     * @param request the request.
     * @param response the response.
     * @throws IOException when an I/O error occurs.
     * @throws ServletException when a servlet error occurs.
     */
    public void service(ServletRequest request, ServletResponse response) throws IOException, ServletException;
}