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源代码在线查看: isitworking.java

软件大小: 634 K
上传用户: feigo156
关键词: java JAVA 程序设计 入门教程
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相关代码

				/*
				 * Copyright (c) 1997-1999 The Java Apache Project.  All rights reserved.
				 *
				 * Redistribution and use in source and binary forms, with or without
				 * modification, are permitted provided that the following conditions
				 * are met:
				 *
				 * 1. Redistributions of source code must retain the above copyright
				 *    notice, this list of conditions and the following disclaimer.
				 *
				 * 2. Redistributions in binary form must reproduce the above copyright
				 *    notice, this list of conditions and the following disclaimer in
				 *    the documentation and/or other materials provided with the
				 *    distribution.
				 *
				 * 3. All advertising materials mentioning features or use of this
				 *    software must display the following acknowledgment:
				 *    "This product includes software developed by the Java Apache
				 *    Project for use in the Apache JServ servlet engine project
				 *    ."
				 *
				 * 4. The names "Apache JServ", "Apache JServ Servlet Engine" and
				 *    "Java Apache Project" must not be used to endorse or promote products
				 *    derived from this software without prior written permission.
				 *
				 * 5. Products derived from this software may not be called "Apache JServ"
				 *    nor may "Apache" nor "Apache JServ" appear in their names without
				 *    prior written permission of the Java Apache Project.
				 *
				 * 6. Redistributions of any form whatsoever must retain the following
				 *    acknowledgment:
				 *    "This product includes software developed by the Java Apache
				 *    Project for use in the Apache JServ servlet engine project
				 *    ."
				 *
				 * THIS SOFTWARE IS PROVIDED BY THE JAVA APACHE PROJECT "AS IS" AND ANY
				 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
				 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
				 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE JAVA APACHE PROJECT OR
				 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
				 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
				 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
				 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
				 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
				 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
				 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
				 * OF THE POSSIBILITY OF SUCH DAMAGE.
				 *
				 * This software consists of voluntary contributions made by many
				 * individuals on behalf of the Java Apache Group. For more information
				 * on the Java Apache Project and the Apache JServ Servlet Engine project,
				 * please see .
				 *
				 */
				
				import java.io.*;
				import javax.servlet.*;
				import javax.servlet.http.*;
				
				/**
				 * This servlet is used to tell the if the Apache JServ installation was
				 * successful.
				 *
				 * @author Stefano Mazzocchi
				 */
				
				public class IsItWorking extends HttpServlet {
				
				    public static final String TITLE = "Yes, It's working!";
				
				    public void service (HttpServletRequest request, HttpServletResponse response)
				        throws ServletException, IOException
				    {
				        // set content type and other response header fields first
				        response.setContentType("text/html");
				
				        // get the communication channel with the requesting client
				        PrintWriter out = response.getWriter();
				
				        // get the server identification
				        String server = getServletConfig().getServletContext().getServerInfo();
				
				        // write the data
				        out.println(""
				            + ""
				            + ""
				            + " " + TITLE + ""
				            + " "
				            + ""
				            + ""
				            + " "
				            + "  "
				            + "  " + TITLE + ""
				            + "  Congratulations, " + server + " is working!"
				            + "  Copyright (c) 1997-99"
				            + "  The Java Apache Project"
				            + "  All rights reserved."
				            + " "
				            + ""
				            + "");
				    }
				}
				
							

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