MyEclipse创建第一个Servlet程序

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  1. 启动MyEclipse
  2. File->New->Web Project。其中,Project name为SecondServlet,并选择MyEclipse Tomcat v7.0作为Target runtime,
  3. 把SecondServlet工程进行Deploy。方法为:

          

        然后点击add,如下图:

然后点击“Browse”,弹出文件管理窗口,如下:

4、启动Tomcat,并且在浏览器中输入:http://localhost:8080/SecondServlet/index.jsp,将会出现如下界面

5、新建一个servlet程序,方法如下:

设置如下:

记住选择Next,接下来设置如下:

然后点击Next,设置如下:

红色部分需要勾选上,那些是必要的一些方法:

然后点击finish。这个时候项目中会出现test包和Test.java文件,如下图所示:

6、编辑Test.java中的内容如下:

package test;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class Test
 */
public class Test extends HttpServlet {
 private static final long serialVersionUID = 1L;
      
    /**
     * @see HttpServlet#HttpServlet()
     */
    public Test() {
        super();
        // TODO Auto-generated constructor stub
    }

 /**
  * @see Servlet#init(ServletConfig)
  */
 public void init(ServletConfig config) throws ServletException {
  // TODO Auto-generated method stub
  System.out.println("执行init()方法");
 }

 /**
  * @see Servlet#destroy()
  */
 public void destroy() {
  // TODO Auto-generated method stub
 }

 /**
  * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
  */
 protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
  // TODO Auto-generated method stub
  response.setContentType("text/html;charset=gb2312");
  PrintWriter out=response.getWriter();
  out.println("<HTML>");
  out.println("<HEAD><TITLE>第一个servlet</TITLE></HEAD>");
  out.println("<BODY background=images/b01.jpg>");
  out.println("Servlet是这样诞生的!");
  out.println("</BODY>");
  out.println("</HTML>");
  out.flush();
  out.close();
 }

 /**
  * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
  */
 protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
  // TODO Auto-generated method stub
  doGet(request,response);
 }

}

7、新建一个images的文件夹,放在WebRoot目录下:

8、修改SecondServlet项目下的web.xml内容

<?xml version="1.0" encoding="UTF-8"?>
<web-app id="WebApp_ID" version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2eehttp://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
 <display-name>ScondServlet</display-name>
 <servlet>
  <description>
  This is the description of my J2EE component</description>
  <display-name>Test</display-name>
  <servlet-name>Test</servlet-name>
  <servlet-class>test.Test</servlet-class>
 </servlet>
 <servlet-mapping>
  <servlet-name>Test</servlet-name>
  <url-pattern>/Test</url-pattern>
 </servlet-mapping>
 <servlet-mapping>
  <servlet-name>Test</servlet-name>
  <url-pattern>/servlet/Test</url-pattern>
 </servlet-mapping>
 <welcome-file-list>
 <!-- <welcome-file>index.html</welcome-file> --> 
  <!-- <welcome-file>index.htm</welcome-file> -->
  <welcome-file>index.jsp</welcome-file>
  <!--<welcome-file>default.html</welcome-file> -->
 <!-- <welcome-file>default.htm</welcome-file> -->
  <!--<welcome-file>default.jsp</welcome-file>-->
 </welcome-file-list>
</web-app>

9、运行该项目的Test.java。结果如下:

10、在浏览器中输入如下网址:http://localhost:8080/SecondServlet/Test,运行效果如下:



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