优化代码。

src/install/ManagerService.py

@@ -4,7 +4,7 @@ import servicemanager
 import win32event
 import win32service
 import win32serviceutil
-
+import threading
 from Common import *
 
 current_dir = os.path.dirname(sys.executable) if getattr(sys, 'frozen', False) else os.path.dirname(
@@ -100,8 +100,6 @@ class ComacDBService(win32serviceutil.ServiceFramework):
 
     def monitor_java_process(self):
         """在后台线程中监控Java进程"""
-        import threading
-
         def monitor():
             try:
                 if self.process: