REPORT-73318【设计器环境监测】服务器finedb有脏数据，设计器远程切换，过程很慢且没有自动监测弹窗

处理切换远程时不生效的逻辑

designer-base/src/main/java/com/fr/env/detect/EnvDetectorCenter.java

@@ -18,6 +18,7 @@ import com.fr.event.EventDispatcher;
 import com.fr.event.Listener;
 import com.fr.event.Null;
 import com.fr.start.server.EmbedServerEvent;
+import com.fr.task.Once;
 import com.fr.update.delay.DelayHelper;
 import com.fr.workspace.Workspace;
 import com.fr.workspace.WorkspaceEvent;
@@ -72,6 +73,14 @@ public class EnvDetectorCenter {
         }
     };
     
+    private final Once launchOnce = new Once(() -> {
+        
+        // 添加启动完成监听
+        EventDispatcher.listen(DesignerLaunchStatus.STARTUP_COMPLETE, START_UP_COMPLETE_LISTENER);
+        // 切换完成后的监听
+        EventDispatcher.listen(WorkspaceEvent.AfterSwitch, AFTER_SWITCH_LISTENER);
+    });
+    
     private final AtomicReference<DetectorProcess> PROCESS = new AtomicReference<>();
     
     public static EnvDetectorCenter getInstance() {
@@ -96,6 +105,7 @@ public class EnvDetectorCenter {
         // 默认是启动
         PROCESS.set(DetectorProcess.DESIGN_LAUNCH);
     
+        launchOnce.run();
         listen();
     }
 
@@ -189,12 +199,6 @@ public class EnvDetectorCenter {
     
     private void listen() {
         
-        // 添加启动完成监听
-        EventDispatcher.listen(DesignerLaunchStatus.STARTUP_COMPLETE, START_UP_COMPLETE_LISTENER);
-        
-        // 切换完成后的监听
-        EventDispatcher.listen(WorkspaceEvent.AfterSwitch, AFTER_SWITCH_LISTENER);
-        
         // 内置服务器监听
         EventDispatcher.listen(EmbedServerEvent.BeforeStart, BEFORE_START_LISTENER);
         EventDispatcher.listen(EmbedServerEvent.AfterStart, AFTER_START_LISTENER);
@@ -202,8 +206,6 @@ public class EnvDetectorCenter {
     
     private void stopListen() {
     
-        EventDispatcher.stopListen(START_UP_COMPLETE_LISTENER);
-        EventDispatcher.stopListen(AFTER_SWITCH_LISTENER);
         EventDispatcher.stopListen(BEFORE_START_LISTENER);
         EventDispatcher.stopListen(AFTER_START_LISTENER);
     }