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  • 如何在servlet中获取spring创建的bean

    package com.yxf.controller;
    
    import java.io.IOException;
    import javax.servlet.ServletException;
    import javax.servlet.annotation.WebServlet;
    import javax.servlet.http.HttpServlet;
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.context.ApplicationContext;
    import org.springframework.web.context.support.WebApplicationContextUtils;
    
    import com.yxf.bean.User;
    import com.yxf.serviceImpl.LoginServiceImpl;
    
    /**
     * Servlet implementation class Login
     */
    public class LoginController extends HttpServlet {
        private static final long serialVersionUID = 1L;
        
        private ApplicationContext context;
        
        private LoginServiceImpl loginServiceImpl;
        
        private volatile int count = 0;
        
        public LoginController() {}
    
        protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            System.out.println("----------get---------------");
        }
    
        protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            doGet(request, response);
        }
        
        @Override
        public void init() throws ServletException {
            context = WebApplicationContextUtils.getWebApplicationContext(this.getServletContext());
            loginServiceImpl = (LoginServiceImpl)context.getBean("loginServiceImpl");
            
        }
    
    }

    注意init方法中的配置。

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  • 原文地址:https://www.cnblogs.com/yxth/p/7063801.html
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