📄 helloworldexample.java
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/* * Copyright 2004-2005 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. *//* $Id: HelloWorldExample.java,v 1.3 2004/11/14 07:35:43 tcfujii Exp $ * */package samples.webapps.simple.servlet;import java.io.*;import java.text.*;import java.util.*;import javax.servlet.*;import javax.servlet.http.*;/** * The simplest possible servlet. * * @author James Duncan Davidson */public class HelloWorldExample extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { ResourceBundle rb = ResourceBundle.getBundle("LocalStrings",request.getLocale()); response.setContentType("text/html"); PrintWriter out = response.getWriter(); out.println("<html>"); out.println("<head>"); String title = rb.getString("helloworld.title"); out.println("<title>" + title + "</title>"); out.println("</head>"); out.println("<body bgcolor=\"white\">"); try { BufferedReader br = request.getReader(); //AEMout.println( "getReader() method did not throw UnsupportedEncodingException" ); } catch (Throwable t) { if ( !(t instanceof UnsupportedEncodingException) ) { out.println("Exception thrown, but was not an instance of IllegalStateException."); out.println("instead received: " + t.getClass().getName()); } } // note that all links are created to be relative. this // ensures that we can move the web application that this // servlet belongs to to a different place in the url // tree and not have any harmful side effects. // XXX // making these absolute till we work out the // addition of a PathInfo issue out.println("<a href=\"" + request.getContextPath() + "/servlets/helloworld.html\">"); out.println("<img src=\"" + request.getContextPath() + "/images/code.gif\" height=24 " + "width=24 align=right border=0 alt=\"view code\"></a>"); out.println("<a href=\"" + request.getContextPath() + "/servlets/index.html\">"); out.println("<img src=\"" + request.getContextPath() + "/images/return.gif\" height=24 " + "width=24 align=right border=0 alt=\"return\"></a>"); out.println("<h1>" + title + "</h1>"); out.println("</body>"); out.println("</html>"); }}⌨️ 快捷键说明
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