public ServiceFuture<SummarizeResultsInner> summarizeForResourceGroupLevelPolicyAssignmentAsync(String subscriptionId, String resourceGroupName, String policyAssignmentName, final ServiceCallback<SummarizeResultsInner> serviceCallback) {
        return ServiceFuture.fromResponse(summarizeForResourceGroupLevelPolicyAssignmentWithServiceResponseAsync(subscriptionId, resourceGroupName, policyAssignmentName), serviceCallback);
    }
public ServiceFuture < SummarizeResultsInner > summarizeForResourceGroupLevelPolicyAssignmentAsync ( String subscriptionId , String resourceGroupName , String policyAssignmentName , final ServiceCallback < SummarizeResultsInner > serviceCallback ) { return ServiceFuture . fromResponse ( summarizeForResourceGroupLevelPolicyAssignmentWithServiceResponseAsync ( subscriptionId , resourceGroupName , policyAssignmentName ) , serviceCallback ) ; }
Summarizes policy states for the resource group level policy assignment.

@param subscriptionId Microsoft Azure subscription ID.
@param resourceGroupName Resource group name.
@param policyAssignmentName Policy assignment name.
@param serviceCallback the async ServiceCallback to handle successful and failed responses.
@throws IllegalArgumentException thrown if parameters fail the validation
@return the {@link ServiceFuture} object