refactored WindowsDAOFactory

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/windows/dao/WindowsDAOFactory.java

@@ -117,8 +117,6 @@ public class WindowsDAOFactory extends MobileDeviceManagementDAOFactory
             }
         } catch (SQLException e) {
             log.error("Error occurred while committing the transaction", e);
-        } finally {
-            closeConnection();
         }
     }
 
@@ -145,8 +143,6 @@ public class WindowsDAOFactory extends MobileDeviceManagementDAOFactory
             }
         } catch (SQLException e) {
             log.warn("Error occurred while roll-backing the transaction", e);
-        } finally {
-            closeConnection();
         }
     }
 }