jakarta.servlet.jsp.HttpJspPage Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2020 Oracle and/or its affiliates and others.
* All rights reserved.
* Copyright 2004 The Apache Software Foundation
*
* Licensed 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.
*/
package jakarta.servlet.jsp;
import jakarta.servlet.http.*;
import java.io.IOException;
import jakarta.servlet.ServletException;
/**
* The HttpJspPage interface describes the interaction that a JSP Page Implementation Class must satisfy when using the
* HTTP protocol.
*
*
* The behaviour is identical to that of the JspPage, except for the signature of the _jspService method, which is now
* expressible in the Java type system and included explicitly in the interface.
*
* @see JspPage
*/
public interface HttpJspPage extends JspPage {
/**
* The _jspService()method corresponds to the body of the JSP page. This method is defined automatically by the JSP
* container and should never be defined by the JSP page author.
*
* If a superclass is specified using the extends attribute, that superclass may choose to perform some actions in
* its service() method before or after calling the _jspService() method. See using the extends attribute in the
* JSP_Engine chapter of the JSP specification.
*
* @param request Provides client request information to the JSP.
* @param response Assists the JSP in sending a response to the client.
* @throws ServletException Thrown if an error occurred during the processing of the JSP and that the container
* should take appropriate action to clean up the request.
* @throws IOException Thrown if an error occurred while writing the response for this page.
*/
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException;
}