@Override
    public DBCluster promoteReadReplicaDBCluster(PromoteReadReplicaDBClusterRequest request) {
        request = beforeClientExecution(request);
        return executePromoteReadReplicaDBCluster(request);
    }
<p>
Promotes a read replica DB cluster to a standalone DB cluster.
</p>

@param promoteReadReplicaDBClusterRequest
@return Result of the PromoteReadReplicaDBCluster operation returned by the service.
@throws DBClusterNotFoundException
        <code>DBClusterIdentifier</code> doesn't refer to an existing DB cluster.
@throws InvalidDBClusterStateException
        The requested operation can't be performed while the cluster is in this state.
@sample AmazonRDS.PromoteReadReplicaDBCluster
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/rds-2014-10-31/PromoteReadReplicaDBCluster"
     target="_top">AWS API Documentation</a>
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/AmazonRDSClient.java