public void setTargetDbClusterIdentifier(String targetDbClusterIdentifier) {
        this.targetDbClusterIdentifier = targetDbClusterIdentifier;
    }
<p>
The Amazon Resource Name (ARN) of the secondary Neptune DB cluster that you want to promote to primary for the
global database.
</p>

@param targetDbClusterIdentifier
       The Amazon Resource Name (ARN) of the secondary Neptune DB cluster that you want to promote to primary for
       the global database.
aws-java-sdk-neptune/src/main/java/com/amazonaws/services/neptune/model/FailoverGlobalClusterRequest.java