📄 servcache.java
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/* * Copyright 2004-2005 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */package samples.webapps.caching;import java.io.*;import java.util.*;import javax.servlet.*;import javax.servlet.http.*;/** * A simple servlet that returns the Version of the application and other * basic information about the application and environment. This servlet * is largely based on the HaServlet provided as a sample application in iAS. * */public class ServCache extends HttpServlet { public void init (ServletConfig config) throws ServletException { super.init(config); } public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { String InputString = request.getParameter("inputtext"); if (request.getParameter("delivery").equals("mvc")) { System.out.println("Executing ServCache (MVC mode) : " + InputString); response.setContentType("text/html"); RequestDispatcher dispatcher; dispatcher = getServletContext().getRequestDispatcher ("/ServCache.jsp"); dispatcher.include(request,response); } else { System.out.println("Executing ServCache (println mode) : " + InputString); deliverServlet(InputString, response); } } private void deliverServlet (String anInputString, HttpServletResponse aResponse) throws IOException { java.util.ResourceBundle rb = java.util.ResourceBundle.getBundle("LocalStrings", Locale.getDefault()); final String title_msg = rb.getString("caching_sample"); final String header_msg = rb.getString("cache_sample"); final String generated_by_msg = rb.getString("generated_by"); final String println_msg = rb.getString("println_statements"); final String within_servlet_msg = rb.getString("within_servlet"); final String date_created_msg = rb.getString("date_created"); final String input_passed_msg = rb.getString("input_passed"); final String return_to_start_msg = rb.getString("return_to_start"); /* Send Header */ aResponse.setContentType("text/html"); PrintWriter out = aResponse.getWriter(); out.println("<html>"); out.println("<head>"); out.println("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=iso8859-1\">"); out.println("<meta description=\"Application Server Caching Sample Application Results\">"); /* disable browser caching so that it doesn't mask server caching. */ out.println("<meta http-equiv=\"pragma\" content=\"no-cache\">"); out.println("<meta http-equiv=\"expires\" content=\"-1\">"); out.println("<title>"+title_msg+"</title>"); out.println("</head>"); out.println("<body>"); out.println("<h2>"+header_msg+"</h2>"); /* Send Body */ out.println(generated_by_msg+": "); out.println("<blockquote><strong>"+println_msg+" " + within_servlet_msg+".</strong></blockquote>"); out.println(date_created_msg+": "); out.println("<blockquote><strong>" + new Date().toString() + "</strong></blockquote>"); out.println(input_passed_msg+": "); out.println("<blockquote><strong>" + anInputString + "</strong></blockquote>"); out.println("<a href=\"index.html\">"+return_to_start_msg+"</a>"); out.println("</body></html>"); out.close(); }}⌨️ 快捷键说明
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