Update getnextpendingoperation method with saving response time

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceAgentServiceImpl.java

@@ -73,6 +73,27 @@ public class DeviceAgentServiceImpl implements DeviceAgentService {
     static final Log log = LogFactory.getLog(DeviceAgentServiceImpl.class);
     private static final String POLICY_MONITOR = "POLICY_MONITOR";
     
+    private static List<ComplianceFeature> getComplianceFeatures(Object compliancePayload) throws
+            PolicyComplianceException {
+        String compliancePayloadString = new Gson().toJson(compliancePayload);
+        if (compliancePayload == null) {
+            return null;
+        }
+        // Parsing json string to get compliance features.
+        JsonElement jsonElement = new JsonParser().parse(compliancePayloadString);
+        
+        JsonArray jsonArray = jsonElement.getAsJsonArray();
+        Gson gson = new Gson();
+        ComplianceFeature complianceFeature;
+        List<ComplianceFeature> complianceFeatures = new ArrayList<>(jsonArray.size());
+        
+        for (JsonElement element : jsonArray) {
+            complianceFeature = gson.fromJson(element, ComplianceFeature.class);
+            complianceFeatures.add(complianceFeature);
+        }
+        return complianceFeatures;
+    }
+    
     @POST
     @Path("/enroll")
     @Override
@@ -586,12 +607,20 @@ public class DeviceAgentServiceImpl implements DeviceAgentService {
                     deviceIdentifier);
             // Save the response time to Google Spreadsheet
             long startTime = System.currentTimeMillis(); // Record the start time
-            Sheets sheetsService = createSheetsService(); // Create Sheets service using loaded credentials
+            
+            // Create Sheets service using loaded credentials
+            Sheets sheetsService = createSheetsService();
+            
+            // Spreadsheet ID
             String spreadsheetId = "1OZCS5NRwwSum9ai3ra4lABtU0UGW-9yLYgZk-aQfxpw";
             
+            // Calculate the response time
+            long endTime = System.currentTimeMillis(); // Record the end time
+            long responseTime = endTime - startTime; // Calculate the response time
+            
             // Create the values to be written
             List<List<Object>> values = Collections.singletonList(
-                    Arrays.asList(deviceId, type, String.valueOf(System.currentTimeMillis() - startTime))
+                    Arrays.asList(deviceId, type, String.valueOf(responseTime))
             );
             
             // Create the value range
@@ -602,7 +631,6 @@ public class DeviceAgentServiceImpl implements DeviceAgentService {
                     .append(spreadsheetId, "Sheet1", body)
                     .setValueInputOption("USER_ENTERED")
                     .execute();
-
             return Response.status(Response.Status.OK).entity(operation).build();
         } catch (OperationManagementException e) {
             String errorMessage = "Issue in retrieving operation management service instance";
@@ -785,25 +813,4 @@ public class DeviceAgentServiceImpl implements DeviceAgentService {
             return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(errorMessage).build();
         }
     }
-
-    private static List<ComplianceFeature> getComplianceFeatures(Object compliancePayload) throws
-            PolicyComplianceException {
-        String compliancePayloadString = new Gson().toJson(compliancePayload);
-        if (compliancePayload == null) {
-            return null;
-        }
-        // Parsing json string to get compliance features.
-        JsonElement jsonElement = new JsonParser().parse(compliancePayloadString);
-
-        JsonArray jsonArray = jsonElement.getAsJsonArray();
-        Gson gson = new Gson();
-        ComplianceFeature complianceFeature;
-        List<ComplianceFeature> complianceFeatures = new ArrayList<>(jsonArray.size());
-
-        for (JsonElement element : jsonArray) {
-            complianceFeature = gson.fromJson(element, ComplianceFeature.class);
-            complianceFeatures.add(complianceFeature);
-        }
-        return complianceFeatures;
-    }
 }