code: public ServiceFuture<ManagementLockObjectInner> getByResourceGroupAsync(String resourceGroupName, String lockName, final ServiceCallback<ManagementLockObjectInner> serviceCallback) {
          return ServiceFuture.fromResponse(getByResourceGroupWithServiceResponseAsync(resourceGroupName, lockName), serviceCallback);
      }
docs: Gets a management lock at the resource group level.
  
  @param resourceGroupName The name of the locked resource group.
  @param lockName The name of the lock to get.
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object