优化报警推送心跳定时任务

src/main/java/com/genersoft/iot/vmp/gb28181/controller/SseController.java

@@ -1,6 +1,5 @@
 package com.genersoft.iot.vmp.gb28181.controller;
 
-import com.genersoft.iot.vmp.conf.DynamicTask;
 import com.genersoft.iot.vmp.gb28181.event.alarm.AlarmEventListener;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -29,9 +28,6 @@ public class SseController {
     @Resource
     private AlarmEventListener alarmEventListener;
 
-    @Resource
-    private DynamicTask dynamicTask;
-
     /**
      * SSE 推送.
      *
@@ -45,17 +41,7 @@ public class SseController {
     public void emit(HttpServletResponse response, @RequestParam String browserId) throws IOException, InterruptedException {
         response.setContentType("text/event-stream");
         response.setCharacterEncoding("utf-8");
-
         PrintWriter writer = response.getWriter();
         alarmEventListener.addSseEmitter(browserId, writer);
-
-        dynamicTask.startCron("sse-key", new Runnable() {
-            @Override
-            public void run() {
-                writer.write(":keep alive\n\n");
-                writer.flush();
-            }
-        }, 1000);
-        alarmEventListener.removeSseEmitter(browserId, writer);
     }
 }