Supwisdom Source - institute/sw-backend.git/blob

   1 package com.supwisdom.institute.backend.admin.bff.listener;
   2
   3 import java.util.Timer;
   4 import java.util.TimerTask;
   5
   6 import javax.servlet.ServletContextEvent;
   7
   8 import org.springframework.security.web.access.intercept.FilterInvocationSecurityMetadataSource;
   9 import org.springframework.web.context.ContextLoaderListener;
  10
  11 import com.supwisdom.institute.backend.admin.bff.security.web.access.intercept.MyFilterInvocationSecurityMetadataSource;
  12
  13 import lombok.extern.slf4j.Slf4j;
  14
  15 @Slf4j
  16 public class MyFilterInvocationSecurityMetadataSourceRefreshListener extends ContextLoaderListener {
  17
  18   private FilterInvocationSecurityMetadataSource securityMetadataSource;
  19   public void setSecurityMetadataSource(FilterInvocationSecurityMetadataSource securityMetadataSource) {
  20     this.securityMetadataSource = securityMetadataSource;
  21   }
  22
  23   private Timer timer = null;
  24
  25   private int delay = 1; // 启动后，延迟1分钟
  26   private int period = 2; // 定时，每隔2分钟
  27
  28   @Override
  29   public void contextInitialized(ServletContextEvent event) {
  30     // super.contextInitialized(event);
  31     log.info("MyFilterInvocationSecurityMetadataSourceRefreshListener.contextInitialized");
  32
  33     if (securityMetadataSource instanceof MyFilterInvocationSecurityMetadataSource) {
  34       timer = new Timer("定时刷新权限信息", true);
  35
  36       timer.scheduleAtFixedRate(new TimerTask() {
  37
  38         @Override
  39         public void run() {
  40           ((MyFilterInvocationSecurityMetadataSource) securityMetadataSource).refreshRequestMap();
  41         }
  42
  43       }, 1000 * 60 * delay, 1000 * 60 * period);
  44
  45     }
  46
  47   }
  48
  49   @Override
  50   public void contextDestroyed(ServletContextEvent event) {
  51     // super.contextDestroyed(event);
  52     log.info("MyFilterInvocationSecurityMetadataSourceRefreshListener.contextDestroyed");
  53
  54     if (timer != null) {
  55       timer.cancel();
  56     }
  57   }
  58
  59 }