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  • servlet_2

    package com.atguigu.servlet;

    import java.io.IOException;

    import javax.servlet.Servlet;
    import javax.servlet.ServletConfig;
    import javax.servlet.ServletContext;
    import javax.servlet.ServletException;
    import javax.servlet.ServletRequest;
    import javax.servlet.ServletResponse;

    public class AServlet implements Servlet {


    public void init(ServletConfig config) throws ServletException {

    //获取Servlet的别名
    String servletName = config.getServletName();
    System.out.println("输出别名:"+servletName);
    //获取Servlet的初始化参数
    String user = config.getInitParameter("user");
    System.out.println("user:"+user);
    //获取ServletContext对象
    //我们web应用中的所有信息都封装在ServletContext对象,
    //每个web应用都对应着唯一的ServletContext


    ServletContext context = config.getServletContext();
    System.out.println(context);
    }


    public ServletConfig getServletConfig() {
    return null;


    }


    public void service(ServletRequest req, ServletResponse res)
    throws ServletException, IOException {



    }


    public String getServletInfo() {

    return null;
    }

    //@Override
    public void destroy() {

    }

    }

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  • 原文地址:https://www.cnblogs.com/fanzhengzheng/p/7572124.html
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