code: @Override
      public CreateDBClusterEndpointResult createDBClusterEndpoint(CreateDBClusterEndpointRequest request) {
          request = beforeClientExecution(request);
          return executeCreateDBClusterEndpoint(request);
      }
docs: <p>
  Creates a new custom endpoint and associates it with an Amazon Aurora DB cluster.
  </p>
  <note>
  <p>
  This action only applies to Aurora DB clusters.
  </p>
  </note>
  
  @param createDBClusterEndpointRequest
  @return Result of the CreateDBClusterEndpoint operation returned by the service.
  @throws DBClusterEndpointQuotaExceededException
  The cluster already has the maximum number of custom endpoints.
  @throws DBClusterEndpointAlreadyExistsException
  The specified custom endpoint can't be created because it already exists.
  @throws DBClusterNotFoundException
  <i>DBClusterIdentifier</i> doesn't refer to an existing DB cluster.
  @throws InvalidDBClusterStateException
  The requested operation can't be performed while the cluster is in this state.
  @throws DBInstanceNotFoundException
  <i>DBInstanceIdentifier</i> doesn't refer to an existing DB instance.
  @throws InvalidDBInstanceStateException
  The DB instance isn't in a valid state.
  @sample AmazonRDS.CreateDBClusterEndpoint
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/rds-2014-10-31/CreateDBClusterEndpoint" target="_top">AWS
  API Documentation</a>