1 /** 2 * 3 * Copyright 2003-2004 The Apache Software Foundation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 // 19 // This source code implements specifications defined by the Java 20 // Community Process. In order to remain compliant with the specification 21 // DO NOT add / change / or delete method signatures! 22 // 23 24 package javax.servlet.jsp; 25 26 import java.io.IOException; 27 28 import javax.servlet.ServletException; 29 import javax.servlet.http.HttpServletRequest; 30 import javax.servlet.http.HttpServletResponse; 31 32 /** 33 * The HttpJspPage interface describes the interaction that a JSP Page 34 * Implementation Class must satisfy when using the HTTP protocol. 35 * 36 * <p> 37 * The behaviour is identical to that of the JspPage, except for the signature 38 * of the _jspService method, which is now expressible in the Java type 39 * system and included explicitly in the interface. 40 * 41 * @see JspPage 42 */ 43 44 public interface HttpJspPage extends JspPage { 45 46 /** The _jspService()method corresponds to the body of the JSP page. This 47 * method is defined automatically by the JSP container and should never 48 * be defined by the JSP page author. 49 * <p> 50 * If a superclass is specified using the extends attribute, that 51 * superclass may choose to perform some actions in its service() method 52 * before or after calling the _jspService() method. See using the extends 53 * attribute in the JSP_Engine chapter of the JSP specification. 54 * 55 * @param request Provides client request information to the JSP. 56 * @param response Assists the JSP in sending a response to the client. 57 * @throws ServletException Thrown if an error occurred during the 58 * processing of the JSP and that the container should take 59 * appropriate action to clean up the request. 60 * @throws IOException Thrown if an error occurred while writing the 61 * response for this page. 62 */ 63 public void _jspService(HttpServletRequest request, 64 HttpServletResponse response) 65 throws ServletException, IOException; 66 }