2.Servlet的基本使用方法

1.Servlet的使用方法

1

 */
public class FirstServlet  extends HttpServlet{
    @Override
    protected void doGet(HttpServletRequest requst, HttpServletResponse response) throws ServletException, IOException {
        //这个是第一个servelet
        response.getWriter().write("this is my firsetServlet");
    }

    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response ) throws ServletException, IOException {

        doGet(request, response);
    }
}

2.web.xml配置文件

 <!--servelt配置文件-->
    <servlet>
        <servlet-name>FirstServlet</servlet-name>
        <servlet-class>com.zhu.servlet.FirstServlet</servlet-class>
        <!--这个是自动加载的配置 整数代表优先级,整数越小说明优先级越高-->
        <load-on-startup>1</load-on-startup>
    </servlet>
<!--sevelt映射-->
    <servlet-mapping>
        <servlet-name>FirstServlet</servlet-name>
        <url-pattern>/FirstServlet</url-pattern>
    </servlet-mapping>