refactoring

components/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.mqtt/src/test/java/org/wso2/carbon/device/mgt/extensions/push/notification/provider/mqtt/MQTTBasedPushNotificationProviderTest.java

@@ -30,7 +30,6 @@ import org.wso2.carbon.device.mgt.extensions.push.notification.provider.mqtt.int
 import org.wso2.carbon.event.output.adapter.core.exception.OutputEventAdapterException;
 import org.wso2.carbon.event.output.adapter.core.internal.CarbonOutputEventAdapterService;
 import org.wso2.carbon.registry.core.exceptions.RegistryException;
-
 import java.io.File;
 import java.io.IOException;
 import java.util.HashMap;
@@ -85,6 +84,6 @@ public class MQTTBasedPushNotificationProviderTest {
         mqttDataHolder.setOutputEventAdapterService(carbonOutputEventAdapterService);
         NotificationStrategy notificationStrategy = mqttBasedPushNotificationProvider.
                 getNotificationStrategy(pushNotificationConfig);
-        Assert.assertNotNull(notificationStrategy,"null notificationStrategyReceived");
+        Assert.assertNotNull(notificationStrategy, "null notificationStrategyReceived");
     }
 }

components/device-mgt-extensions/org.wso2.carbon.device.mgt.extensions.push.notification.provider.mqtt/src/test/java/org/wso2/carbon/device/mgt/extensions/push/notification/provider/mqtt/MQTTNotificationStrategyTest.java

@@ -35,6 +35,7 @@ import org.wso2.carbon.event.output.adapter.core.exception.OutputEventAdapterExc
 import org.wso2.carbon.event.output.adapter.core.internal.CarbonOutputEventAdapterService;
 import org.wso2.carbon.registry.core.exceptions.RegistryException;
 import org.wso2.carbon.device.mgt.common.operation.mgt.Operation;
+import static org.wso2.carbon.device.mgt.core.operation.mgt.PolicyOperation.POLICY_OPERATION_CODE;
 import java.io.File;
 import java.io.IOException;
 import java.lang.reflect.Field;
@@ -44,9 +45,6 @@ import java.util.List;
 import java.util.Map;
 import java.util.Properties;
 
-
-import static org.wso2.carbon.device.mgt.core.operation.mgt.PolicyOperation.POLICY_OPERATION_CODE;
-
 /*
     Unit tests for MQTTNotificationStrategy class
  */