optimize

app/src/main/java/com/hanghui/senic/common/DeviceInitManager.java

@@ -194,10 +194,10 @@ public class DeviceInitManager {
         }else {
             DeviceInitManager.getInstance().setSelectHardwareToString(3);
         }
-        int delayed = DeviceInitManager.getInstance().getAlreadyInitHardwareNum();
-        AppHandler.getHandler().postDelayed(MainActivity.startHardwareRunnable,delayed * 2000);
-        delayed++;
-        DeviceInitManager.getInstance().setAlreadyInitHardwareNum(delayed);
+        int alreadyInitHardwareNumber = DeviceInitManager.getInstance().getAlreadyInitHardwareNum();
+        AppHandler.getHandler().postDelayed(MainActivity.startHardwareRunnable,alreadyInitHardwareNumber * 2000);
+        alreadyInitHardwareNumber++;
+        DeviceInitManager.getInstance().setAlreadyInitHardwareNum(alreadyInitHardwareNumber);
     }
     /**
      * 身份证阅读器硬件启动是否成功