📄 requestparamexample.java
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/** Licensed to the Apache Software Foundation (ASF) under one or more* contributor license agreements. See the NOTICE file distributed with* this work for additional information regarding copyright ownership.* The ASF licenses this file to You 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.*//* $Id: RequestParamExample.java 500674 2007-01-27 23:15:00Z markt $ * */import java.io.*;import java.util.*;import javax.servlet.*;import javax.servlet.http.*;import util.HTMLFilter;/** * Example servlet showing request headers * * @author James Duncan Davidson <duncan@eng.sun.com> */public class RequestParamExample extends HttpServlet { ResourceBundle rb = ResourceBundle.getBundle("LocalStrings"); public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { response.setContentType("text/html"); PrintWriter out = response.getWriter(); out.println("<html>"); out.println("<body>"); out.println("<head>"); String title = rb.getString("requestparams.title"); out.println("<title>" + title + "</title>"); out.println("</head>"); out.println("<body bgcolor=\"white\">"); // img stuff not req'd for source code html showing // all links relative // XXX // making these absolute till we work out the // addition of a PathInfo issue out.println("<a href=\"../reqparams.html\">"); out.println("<img src=\"../images/code.gif\" height=24 " + "width=24 align=right border=0 alt=\"view code\"></a>"); out.println("<a href=\"../index.html\">"); out.println("<img src=\"../images/return.gif\" height=24 " + "width=24 align=right border=0 alt=\"return\"></a>"); out.println("<h3>" + title + "</h3>"); String firstName = request.getParameter("firstname"); String lastName = request.getParameter("lastname"); out.println(rb.getString("requestparams.params-in-req") + "<br>"); if (firstName != null || lastName != null) { out.println(rb.getString("requestparams.firstname")); out.println(" = " + HTMLFilter.filter(firstName) + "<br>"); out.println(rb.getString("requestparams.lastname")); out.println(" = " + HTMLFilter.filter(lastName)); } else { out.println(rb.getString("requestparams.no-params")); } out.println("<P>"); out.print("<form action=\""); out.print("RequestParamExample\" "); out.println("method=POST>"); out.println(rb.getString("requestparams.firstname")); out.println("<input type=text size=20 name=firstname>"); out.println("<br>"); out.println(rb.getString("requestparams.lastname")); out.println("<input type=text size=20 name=lastname>"); out.println("<br>"); out.println("<input type=submit>"); out.println("</form>"); out.println("</body>"); out.println("</html>"); } public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { doGet(request, response); }}⌨️ 快捷键说明
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