@SdkInternalApi
    final DescribeDBClustersResult executeDescribeDBClusters(DescribeDBClustersRequest describeDBClustersRequest) {

        ExecutionContext executionContext = createExecutionContext(describeDBClustersRequest);
        AWSRequestMetrics awsRequestMetrics = executionContext.getAwsRequestMetrics();
        awsRequestMetrics.startEvent(Field.ClientExecuteTime);
        Request<DescribeDBClustersRequest> request = null;
        Response<DescribeDBClustersResult> response = null;

        try {
            awsRequestMetrics.startEvent(Field.RequestMarshallTime);
            try {
                request = new DescribeDBClustersRequestMarshaller().marshall(super.beforeMarshalling(describeDBClustersRequest));
                // Binds the request metrics to the current request.
                request.setAWSRequestMetrics(awsRequestMetrics);
                request.addHandlerContext(HandlerContextKey.CLIENT_ENDPOINT, endpoint);
                request.addHandlerContext(HandlerContextKey.ENDPOINT_OVERRIDDEN, isEndpointOverridden());
                request.addHandlerContext(HandlerContextKey.SIGNING_REGION, getSigningRegion());
                request.addHandlerContext(HandlerContextKey.SERVICE_ID, "RDS");
                request.addHandlerContext(HandlerContextKey.OPERATION_NAME, "DescribeDBClusters");
                request.addHandlerContext(HandlerContextKey.ADVANCED_CONFIG, advancedConfig);

            } finally {
                awsRequestMetrics.endEvent(Field.RequestMarshallTime);
            }

            StaxResponseHandler<DescribeDBClustersResult> responseHandler = new StaxResponseHandler<DescribeDBClustersResult>(
                    new DescribeDBClustersResultStaxUnmarshaller());

            response = invoke(request, responseHandler, executionContext);

            return response.getAwsResponse();

        } finally {

            endClientExecution(awsRequestMetrics, request, response);
        }
    }
<p>
Describes existing Amazon Aurora DB clusters and Multi-AZ DB clusters. This API supports pagination.
</p>
<p>
For more information on Amazon Aurora DB clusters, see <a
href="https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/CHAP_AuroraOverview.html"> What is Amazon
Aurora?</a> in the <i>Amazon Aurora User Guide</i>.
</p>
<p>
For more information on Multi-AZ DB clusters, see <a
href="https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/multi-az-db-clusters-concepts.html"> Multi-AZ DB
cluster deployments</a> in the <i>Amazon RDS User Guide</i>.
</p>
<p>
This operation can also return information for Amazon Neptune DB instances and Amazon DocumentDB instances.
</p>

@param describeDBClustersRequest
@return Result of the DescribeDBClusters operation returned by the service.
@throws DBClusterNotFoundException
        <code>DBClusterIdentifier</code> doesn't refer to an existing DB cluster.
@sample AmazonRDS.DescribeDBClusters
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/rds-2014-10-31/DescribeDBClusters" target="_top">AWS API
     Documentation</a>
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/AmazonRDSClient.java