Servlet示例程序
一、安装tomcat
1、下载tomcat安装程序,安装tomcat
二、在Eclipse里配置使用tomcat
1、在Eclipse里选择Window->Preferences
2、搜索出server,点击设置Web Services设置Server runtime中设置选择的tomcat的信息
三、在Eclipse创建一个Tomcat的Server
1、选择File->New->Other
2、然后搜索server选择Server
3、点击next选择tomcat版本然后Finish
四、启动和停止Tomcat的Server
1、在和Console平级的地方会出现一个Servers的选择
2、选择Servers右键选择start启动Server
3、选择Servers右键选择stop启动Server
4、选择Servers右键选择restart重启Server
五、创建Web程序
1、选择File->New->Other...搜索web
2、选择Dynamic Web Project选择next
3、输入Project name然后选择合适的Dynamic web module version
4、把servlet-api.jar的jar包拷贝到WebContent->WEB-INF->lib下
5、书写Java代码
package com.zhaofei.server;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@SuppressWarnings("serial")
public class MyFirstServletTest extends HttpServlet{
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// TODO Auto-generated method stub
String url = req.getRequestURI();
System.out.println(url);
PrintWriter out = resp.getWriter();
out.println("Hello Servlet 11111");
out.println("Hello Servlet 11111<br/>");
out.println("Hello Servlet 11111<br/>");
out.print("444444");
System.out.println(url);
}
}