Springboot-Listener

                                                      springboot-Listener

package com.bjsxt.listener;

import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;
/**
 * springBoot整合Listener
 *
 *<listener>
 *    <listener-class>com.bjsxt.listener.FirstListener</listener-class>
 *</listener>
 */
@WebListener
public class FirstListener implements ServletContextListener {

    @Override
    public void contextDestroyed(ServletContextEvent arg0) {
        // TODO Auto-generated method stub

    }

    @Override
    public void contextInitialized(ServletContextEvent arg0) {
        System.out.println("Listener...init......");

    }

}
FirstListener
package com.bjsxt.listener;

import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
/**
 * springBoot整合Listener方式二。
 *
 *
 */
public class SecondListener implements ServletContextListener {

    @Override
    public void contextDestroyed(ServletContextEvent arg0) {
        // TODO Auto-generated method stub
    }

    @Override
    public void contextInitialized(ServletContextEvent arg0) {
        System.out.println("SecondListener..init.....");
    }

}
SecondListener
package com.bjsxt;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletComponentScan;

/**
 * springBoot整合Listener方式一
 *
 *
 */
@SpringBootApplication
@ServletComponentScan
public class App {

    public static void main(String[] args) {
        SpringApplication.run(App.class, args);
    }

}
App
package com.bjsxt;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletListenerRegistrationBean;
import org.springframework.context.annotation.Bean;

import com.bjsxt.listener.SecondListener;

/**
 * SpringBoot整合Listener方式二
 *
 *
 */
@SpringBootApplication
public class App2 {

    public static void main(String[] args) {
        SpringApplication.run(App2.class, args);

    }
    /**
     * 注册listener
     */
    @Bean
    public ServletListenerRegistrationBean<SecondListener> getServletListenerRegistrationBean(){
        ServletListenerRegistrationBean<SecondListener> bean= new ServletListenerRegistrationBean<SecondListener>(new SecondListener());
        return bean;
    }
}
App2
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>1.5.10.RELEASE</version>
  </parent>
  <groupId>com.bjsxt</groupId>
  <artifactId>04-spring-boot-Listener</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  
  <!-- jdk1.7 -->
  <properties>
      <java.version>1.7</java.version>
  </properties>
  
  <dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
</dependencies>
</project>
pom.xml

 

posted @ 2018-10-13 10:24  周无极  阅读(137)  评论(0)  编辑  收藏  举报