hub resource format date

-fix code
-add listener for testing
-add karate test

Change-Id: Ife2d7812c77316b75c55e86056f59d838e117069
Issue-ID: EXTAPI-180
Signed-off-by: romaingimbert <romain.gimbert@orange.com>

5 files changed, 143 insertions, 132 deletions

diff --git a/src/main/java/org/onap/nbi/apis/hub/HubResource.java b/src/main/java/org/onap/nbi/apis/hub/HubResource.java
index 9ef5235..cccd0a8 100755
--- a/src/main/java/org/onap/nbi/apis/hub/HubResource.java
+++ b/src/main/java/org/onap/nbi/apis/hub/HubResource.java
@@ -1,15 +1,14 @@
 /**
  * Copyright (c) 2018 Orange
  *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
- * in compliance with the License. You may obtain a copy of the License at
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
- * Unless required by applicable law or agreed to in writing, software distributed under the License
- * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
- * or implied. See the License for the specific language governing permissions and limitations under
- * the License.
+ * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
  */
 package org.onap.nbi.apis.hub;
 
@@ -44,10 +43,6 @@ import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
 
-import java.net.URI;
-import java.util.List;
-import java.util.stream.Collectors;
-
 @RestController
 @RequestMapping("/hub")
 @EnableScheduling
@@ -71,10 +66,10 @@ public class HubResource extends ResourceManagement {
         Subscriber subscriber = subscriptionService.createSubscription(subscription);
 
         URI location = ServletUriComponentsBuilder
-                .fromCurrentRequest()
-                .path("/{id}")
-                .buildAndExpand(subscriber.getId())
-                .toUri();
+            .fromCurrentRequest()
+            .path("/{id}")
+            .buildAndExpand(subscriber.getId())
+            .toUri();
 
         return ResponseEntity.created(location).build();
     }
@@ -82,7 +77,7 @@ public class HubResource extends ResourceManagement {
     @GetMapping(value = "/{subscriptionId}", produces = MediaType.APPLICATION_JSON_VALUE)
     public ResponseEntity<Subscription> getSubscription(@PathVariable String subscriptionId) {
 
-        Subscriber subscriber  = subscriptionService.findSubscriptionById(subscriptionId);
+        Subscriber subscriber = subscriptionService.findSubscriptionById(subscriptionId);
         if (subscriber == null) {
             return ResponseEntity.notFound().build();
         }
@@ -100,8 +95,8 @@ public class HubResource extends ResourceManagement {
         headers.add("X-Total-Count", String.valueOf(totalCount));
         headers.add("X-Result-Count", String.valueOf(subscribers.size()));
         List<Subscription> subscriptions = subscribers.stream()
-                .map(Subscription::createFromSubscriber)
-                .collect(Collectors.toList());
+            .map(Subscription::createFromSubscriber)
+            .collect(Collectors.toList());
 
         return this.findResponse(subscriptions, filter, headers);
 
diff --git a/src/main/java/org/onap/nbi/apis/hub/model/Event.java b/src/main/java/org/onap/nbi/apis/hub/model/Event.java
index cf6c790..8540167 100755
--- a/src/main/java/org/onap/nbi/apis/hub/model/Event.java
+++ b/src/main/java/org/onap/nbi/apis/hub/model/Event.java
@@ -1,24 +1,21 @@
 /**
- *     Copyright (c) 2018 Orange
+ * Copyright (c) 2018 Orange
  *
- *     Licensed under the Apache License, Version 2.0 (the "License");
- *     you may not use this file except in compliance with the License.
- *     You may obtain a copy of the License at
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
  *
- *         http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
  *
- *     Unless required by applicable law or agreed to in writing, software
- *     distributed under the License is distributed on an "AS IS" BASIS,
- *     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *     See the License for the specific language governing permissions and
- *     limitations under the License.
+ * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
  */
 package org.onap.nbi.apis.hub.model;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import com.fasterxml.jackson.databind.JsonNode;
-
-import javax.validation.constraints.NotNull;
 import java.util.Date;
+import javax.validation.constraints.NotNull;
 
 
 public class Event {
@@ -40,6 +37,7 @@ public class Event {
         this.eventId = eventId;
     }
 
+    @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'")
     public Date getEventDate() {
         return eventDate;
     }
diff --git a/src/main/java/org/onap/nbi/apis/hub/service/EventFactory.java b/src/main/java/org/onap/nbi/apis/hub/service/EventFactory.java
index 3e04b84..e935a1c 100644
--- a/src/main/java/org/onap/nbi/apis/hub/service/EventFactory.java
+++ b/src/main/java/org/onap/nbi/apis/hub/service/EventFactory.java
@@ -1,17 +1,14 @@
 /**
- *     Copyright (c) 2018 Orange
+ * Copyright (c) 2018 Orange
  *
- *     Licensed under the Apache License, Version 2.0 (the "License");
- *     you may not use this file except in compliance with the License.
- *     You may obtain a copy of the License at
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
  *
- *         http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
  *
- *     Unless required by applicable law or agreed to in writing, software
- *     distributed under the License is distributed on an "AS IS" BASIS,
- *     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *     See the License for the specific language governing permissions and
- *     limitations under the License.
+ * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
  */
 package org.onap.nbi.apis.hub.service;
 
@@ -19,6 +16,10 @@ import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.MappingJsonFactory;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.UUID;
 import org.onap.nbi.apis.hub.model.Event;
 import org.onap.nbi.apis.hub.model.EventType;
 import org.onap.nbi.apis.serviceorder.model.ServiceOrder;
@@ -26,9 +27,6 @@ import org.onap.nbi.apis.serviceorder.model.ServiceOrderItem;
 import org.onap.nbi.commons.JacksonFilter;
 import org.onap.nbi.commons.JsonRepresentation;
 
-import java.util.Date;
-import java.util.UUID;
-
 public class EventFactory {
 
     private static final ObjectMapper mapper = new ObjectMapper(new MappingJsonFactory());
@@ -39,11 +37,14 @@ public class EventFactory {
         event.setEventDate(new Date());
         event.setEventType(eventType.value());
 
+        DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
+        mapper.setDateFormat(df);
+
         JsonNode serviceOrderJson = mapper.valueToTree(filterServiceOrder(serviceOrder));
 
         if (EventType.SERVICE_ORDER_ITEM_STATE_CHANGE.equals(eventType)) {
             JsonNode serviceOrderItemJson = mapper.valueToTree(serviceOrderItem);
-            ((ObjectNode)serviceOrderJson).putArray("orderItem").add(serviceOrderItemJson);
+            ((ObjectNode) serviceOrderJson).putArray("orderItem").add(serviceOrderItemJson);
         }
 
         event.setEvent(serviceOrderJson);
diff --git a/src/main/java/org/onap/nbi/apis/hub/service/NotifierService.java b/src/main/java/org/onap/nbi/apis/hub/service/NotifierService.java
index 4f7a549..90cc7a4 100755
--- a/src/main/java/org/onap/nbi/apis/hub/service/NotifierService.java
+++ b/src/main/java/org/onap/nbi/apis/hub/service/NotifierService.java
@@ -1,35 +1,31 @@
 /**
- *     Copyright (c) 2018 Orange
+ * Copyright (c) 2018 Orange
  *
- *     Licensed under the Apache License, Version 2.0 (the "License");
- *     you may not use this file except in compliance with the License.
- *     You may obtain a copy of the License at
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
  *
- *         http://www.apache.org/licenses/LICENSE-2.0
+ * http://www.apache.org/licenses/LICENSE-2.0
  *
- *     Unless required by applicable law or agreed to in writing, software
- *     distributed under the License is distributed on an "AS IS" BASIS,
- *     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *     See the License for the specific language governing permissions and
- *     limitations under the License.
+ * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
  */
 package org.onap.nbi.apis.hub.service;
 
+import javax.validation.Valid;
 import org.onap.nbi.apis.hub.model.Event;
 import org.onap.nbi.apis.hub.model.Subscriber;
+import org.onap.nbi.exceptions.BackendFunctionalException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.http.HttpStatus;
-import org.springframework.http.ResponseEntity;
 import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Service;
 import org.springframework.web.client.RestTemplate;
 
-import javax.validation.Valid;
-
 @Service
 public class NotifierService {
+
     private final Logger logger = LoggerFactory.getLogger(NotifierService.class);
 
     @Autowired
@@ -37,7 +33,12 @@ public class NotifierService {
 
     @Async
     public void run(Subscriber subscriber, @Valid Event event) {
-        ResponseEntity<String> re = restTemplate.postForEntity(subscriber.getCallback(), event, String.class);
-        if (re.getStatusCode() == HttpStatus.OK) logger.debug("FAILED");
+        try {
+            restTemplate.postForEntity(subscriber.getCallback(), event, Object.class);
+        } catch (BackendFunctionalException e) {
+            logger.error(" unable to post event to {} , receive {}, {}", subscriber.getCallback(), e.getHttpStatus(),
+                e.getBodyResponse());
+        }
+
     }
 }
diff --git a/src/main/java/org/onap/nbi/apis/serviceorder/SoClient.java b/src/main/java/org/onap/nbi/apis/serviceorder/SoClient.java
index 21bfbcd..0d863d1 100644
--- a/src/main/java/org/onap/nbi/apis/serviceorder/SoClient.java
+++ b/src/main/java/org/onap/nbi/apis/serviceorder/SoClient.java
@@ -70,19 +70,25 @@ public class SoClient {
 
     @PostConstruct
     private void setUpAndLogSOUrl() {
-        createSoUrl = new StringBuilder().append(soHostname).append(OnapComponentsUrlPaths.MSO_CREATE_SERVICE_INSTANCE_PATH).toString();
-        createE2ESoUrl = new StringBuilder().append(soHostname).append(OnapComponentsUrlPaths.MSO_CREATE_E2ESERVICE_INSTANCE_PATH).toString();
-        deleteSoUrl= new StringBuilder().append(soHostname).append(OnapComponentsUrlPaths.MSO_DELETE_REQUEST_STATUS_PATH).toString();
-        deleteE2ESoUrl= new StringBuilder().append(soHostname).append(OnapComponentsUrlPaths.MSO_DELETE_E2ESERVICE_INSTANCE_PATH).toString();
-        getSoStatus= new StringBuilder().append(soHostname).append(OnapComponentsUrlPaths.MSO_GET_REQUEST_STATUS_PATH).toString();
-        getE2ESoStatus= new StringBuilder().append(soHostname).append(OnapComponentsUrlPaths.MSO_GET_E2EREQUEST_STATUS_PATH).toString();
-
-        LOGGER.info("SO create service url :  "+ createSoUrl);
-        LOGGER.info("SO create e2e service url :  "+ createE2ESoUrl);
-        LOGGER.info("SO delete service url :  "+deleteSoUrl);
-        LOGGER.info("SO delete e2e service url :  "+deleteE2ESoUrl);
-        LOGGER.info("SO get so status url :  "+getSoStatus);
-        LOGGER.info("SO get e2e so status url :  "+getE2ESoStatus);
+        createSoUrl = new StringBuilder().append(soHostname)
+            .append(OnapComponentsUrlPaths.MSO_CREATE_SERVICE_INSTANCE_PATH).toString();
+        createE2ESoUrl = new StringBuilder().append(soHostname)
+            .append(OnapComponentsUrlPaths.MSO_CREATE_E2ESERVICE_INSTANCE_PATH).toString();
+        deleteSoUrl = new StringBuilder().append(soHostname)
+            .append(OnapComponentsUrlPaths.MSO_DELETE_REQUEST_STATUS_PATH).toString();
+        deleteE2ESoUrl = new StringBuilder().append(soHostname)
+            .append(OnapComponentsUrlPaths.MSO_DELETE_E2ESERVICE_INSTANCE_PATH).toString();
+        getSoStatus = new StringBuilder().append(soHostname).append(OnapComponentsUrlPaths.MSO_GET_REQUEST_STATUS_PATH)
+            .toString();
+        getE2ESoStatus = new StringBuilder().append(soHostname)
+            .append(OnapComponentsUrlPaths.MSO_GET_E2EREQUEST_STATUS_PATH).toString();
+
+        LOGGER.info("SO create service url :  " + createSoUrl);
+        LOGGER.info("SO create e2e service url :  " + createE2ESoUrl);
+        LOGGER.info("SO delete service url :  " + deleteSoUrl);
+        LOGGER.info("SO delete e2e service url :  " + deleteE2ESoUrl);
+        LOGGER.info("SO get so status url :  " + getSoStatus);
+        LOGGER.info("SO get e2e so status url :  " + getE2ESoStatus);
 
     }
 
@@ -101,14 +107,14 @@ public class SoClient {
             return response;
 
         } catch (BackendFunctionalException e) {
-            LOGGER.error(ERROR_ON_CALLING + createSoUrl + " ," + e);
-            return new ResponseEntity(e.getBodyResponse(),e.getHttpStatus());
+            LOGGER.error(ERROR_ON_CALLING + createSoUrl + " ," + e.getHttpStatus() + " , " + e.getBodyResponse());
+            return new ResponseEntity(e.getBodyResponse(), e.getHttpStatus());
         } catch (ResourceAccessException e) {
-            LOGGER.error(ERROR_ON_CALLING + createSoUrl + " ," + e);
+            LOGGER.error(ERROR_ON_CALLING + createSoUrl + " ," + e.getMessage());
             return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
         }
     }
-    
+
     public ResponseEntity<CreateE2EServiceInstanceResponse> callE2ECreateServiceInstance(MSOE2EPayload msoPayloadE2E) {
 
         if (LOGGER.isDebugEnabled()) {
@@ -116,22 +122,24 @@ public class SoClient {
         }
 
         try {
-            ResponseEntity<CreateE2EServiceInstanceResponse> response = restTemplate.exchange(createE2ESoUrl, HttpMethod.POST,
+            ResponseEntity<CreateE2EServiceInstanceResponse> response = restTemplate
+                .exchange(createE2ESoUrl, HttpMethod.POST,
                     new HttpEntity<>(msoPayloadE2E, buildRequestHeader()), CreateE2EServiceInstanceResponse.class);
 
             logE2EResponsePost(createE2ESoUrl, response);
             return response;
 
         } catch (BackendFunctionalException e) {
-            LOGGER.error(ERROR_ON_CALLING + createE2ESoUrl + " ," + e);
-            return new ResponseEntity(e.getBodyResponse(),e.getHttpStatus());
+            LOGGER.error(ERROR_ON_CALLING + createSoUrl + " ," + e.getHttpStatus() + " , " + e.getBodyResponse());
+            return new ResponseEntity(e.getBodyResponse(), e.getHttpStatus());
         } catch (ResourceAccessException e) {
-            LOGGER.error(ERROR_ON_CALLING + createE2ESoUrl + " ," + e);
+            LOGGER.error(ERROR_ON_CALLING + createE2ESoUrl + " ," + e.getMessage());
             return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
         }
     }
 
-    public ResponseEntity<CreateServiceInstanceResponse> callDeleteServiceInstance(MSOPayload msoPayload, String serviceId) {
+    public ResponseEntity<CreateServiceInstanceResponse> callDeleteServiceInstance(MSOPayload msoPayload,
+        String serviceId) {
 
         if (LOGGER.isDebugEnabled()) {
             LOGGER.debug("Calling SO DeleteServiceInstance with msoPayload : " + msoPayload.toString());
@@ -156,42 +164,47 @@ public class SoClient {
 
     }
 
-    public ResponseEntity<CreateE2EServiceInstanceResponse> callE2EDeleteServiceInstance(String globalSubscriberId, String serviceType,
-            String serviceInstanceId) {
+    public ResponseEntity<CreateE2EServiceInstanceResponse> callE2EDeleteServiceInstance(String globalSubscriberId,
+        String serviceType,
+        String serviceInstanceId) {
 
-            String url = deleteE2ESoUrl + serviceInstanceId;
-            MSODeleteE2EPayload msoDeleteE2EPayload = new MSODeleteE2EPayload();
-            msoDeleteE2EPayload.setGlobalSubscriberId(globalSubscriberId);
-            msoDeleteE2EPayload.setServiceType(serviceType);
-            
-            if (LOGGER.isDebugEnabled()) {
-                LOGGER.debug("Calling SO DeleteE2EServiceInstance with url : " + url + " MSODeleteE2EPayload : " + msoDeleteE2EPayload.toString() );
-            }
-            
-            try {
-                ResponseEntity<DeleteE2EServiceInstanceResponse> deleteresponse = restTemplate.exchange(url, HttpMethod.DELETE,
-                        new HttpEntity<>(msoDeleteE2EPayload, buildRequestHeader()), DeleteE2EServiceInstanceResponse.class);
-
-                // For E2E Services , Create and Delete Service responses are different, to maintain consistentcy with ServiceInstances
-                // Copy contents of DeleteE2EServiceInstanceResponse to CreateE2EServiceInstanceResponse
-                CreateE2EServiceInstanceResponse dummyresponse = new CreateE2EServiceInstanceResponse();
-                ServiceResponse serviceResponse = new ServiceResponse();
-                dummyresponse.setService(serviceResponse);
-                dummyresponse.getService().setOperationId(deleteresponse.getBody().getOperationId());
-                dummyresponse.getService().setServiceId(serviceInstanceId);
-                
-                ResponseEntity<CreateE2EServiceInstanceResponse> response = new ResponseEntity(dummyresponse, deleteresponse.getStatusCode());  
-                logE2EResponsePost(url, response);
-                return response;
-
-            } catch (BackendFunctionalException e) {
-                LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
-                return new ResponseEntity<>(e.getHttpStatus());
-            } catch (ResourceAccessException e) {
-                LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
-                return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
-            }
-    	}
+        String url = deleteE2ESoUrl + serviceInstanceId;
+        MSODeleteE2EPayload msoDeleteE2EPayload = new MSODeleteE2EPayload();
+        msoDeleteE2EPayload.setGlobalSubscriberId(globalSubscriberId);
+        msoDeleteE2EPayload.setServiceType(serviceType);
+
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("Calling SO DeleteE2EServiceInstance with url : " + url + " MSODeleteE2EPayload : "
+                + msoDeleteE2EPayload.toString());
+        }
+
+        try {
+            ResponseEntity<DeleteE2EServiceInstanceResponse> deleteresponse = restTemplate
+                .exchange(url, HttpMethod.DELETE,
+                    new HttpEntity<>(msoDeleteE2EPayload, buildRequestHeader()),
+                    DeleteE2EServiceInstanceResponse.class);
+
+            // For E2E Services , Create and Delete Service responses are different, to maintain consistentcy with ServiceInstances
+            // Copy contents of DeleteE2EServiceInstanceResponse to CreateE2EServiceInstanceResponse
+            CreateE2EServiceInstanceResponse dummyresponse = new CreateE2EServiceInstanceResponse();
+            ServiceResponse serviceResponse = new ServiceResponse();
+            dummyresponse.setService(serviceResponse);
+            dummyresponse.getService().setOperationId(deleteresponse.getBody().getOperationId());
+            dummyresponse.getService().setServiceId(serviceInstanceId);
+
+            ResponseEntity<CreateE2EServiceInstanceResponse> response = new ResponseEntity(dummyresponse,
+                deleteresponse.getStatusCode());
+            logE2EResponsePost(url, response);
+            return response;
+
+        } catch (BackendFunctionalException e) {
+            LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
+            return new ResponseEntity<>(e.getHttpStatus());
+        } catch (ResourceAccessException e) {
+            LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
+            return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
+        }
+    }
 
     private void logResponsePost(String url, ResponseEntity<CreateServiceInstanceResponse> response) {
         LOGGER.info(RESPONSE_STATUS + response.getStatusCodeValue());
@@ -225,10 +238,11 @@ public class SoClient {
             ResponseEntity<GetRequestStatusResponse> response = restTemplate.exchange(url, HttpMethod.GET,
                 new HttpEntity<>(buildRequestHeader()), GetRequestStatusResponse.class);
             logResponseGet(url, response);
-            if (null == response)
+            if (null == response) {
                 return null;
-            else
+            } else {
                 return response.getBody();
+            }
 
         } catch (BackendFunctionalException | ResourceAccessException e) {
             LOGGER.error(ERROR_ON_CALLING + url + " ," + e);
@@ -236,26 +250,28 @@ public class SoClient {
         }
     }
 
-public GetE2ERequestStatusResponse callE2EGetRequestStatus(String operationId, String serviceId) {
-    	
+    public GetE2ERequestStatusResponse callE2EGetRequestStatus(String operationId, String serviceId) {
+
         String callUrlFormated = getE2ESoStatus.replace("$serviceId", serviceId);
         callUrlFormated = callUrlFormated.replace("$operationId", operationId);
 
         if (LOGGER.isDebugEnabled()) {
-            LOGGER.debug("Calling SO callE2EGetRequestStatus with url : " + callUrlFormated );
+            LOGGER.debug("Calling SO callE2EGetRequestStatus with url : " + callUrlFormated);
         }
-        
+
         try {
 
-            ResponseEntity<GetE2ERequestStatusResponse> response = restTemplate.exchange(callUrlFormated, HttpMethod.GET,
-                new HttpEntity<>(buildRequestHeader()), GetE2ERequestStatusResponse.class);
+            ResponseEntity<GetE2ERequestStatusResponse> response = restTemplate
+                .exchange(callUrlFormated, HttpMethod.GET,
+                    new HttpEntity<>(buildRequestHeader()), GetE2ERequestStatusResponse.class);
             logE2EResponseGet(callUrlFormated, response);
-            if (null == response)
+            if (null == response) {
                 return null;
-            else
+            } else {
                 return response.getBody();
+            }
 
-        } catch (BackendFunctionalException|ResourceAccessException e) {
+        } catch (BackendFunctionalException | ResourceAccessException e) {
             LOGGER.error(ERROR_ON_CALLING + callUrlFormated + " ," + e);
             return null;
         }
@@ -275,19 +291,19 @@ public GetE2ERequestStatusResponse callE2EGetRequestStatus(String operationId, S
             LOGGER.info("no response calling url {}", url);
         }
     }
-    
+
     private void logE2EResponseGet(String url, ResponseEntity<GetE2ERequestStatusResponse> response) {
-        if(response!=null){
-        	if (LOGGER.isDebugEnabled()) {
+        if (response != null) {
+            if (LOGGER.isDebugEnabled()) {
                 LOGGER.debug("response body : {}", response.getBody().toString());
             }
-        	LOGGER.info("response status : {}", response.getStatusCodeValue());
+            LOGGER.info("response status : {}", response.getStatusCodeValue());
             if (LOGGER.isWarnEnabled() && !response.getStatusCode().equals(HttpStatus.OK)) {
                 LOGGER.warn("HTTP call SO on {} returns {} , {}", url, response.getStatusCodeValue(),
                     response.getBody().toString());
             }
         } else {
-            LOGGER.info("no response calling url {}",url);
+            LOGGER.info("no response calling url {}", url);
         }
     }