public String getGlobalClusterIdentifier() {
        return this.globalClusterIdentifier;
    }
<p>
Identifier of the Neptune global database that should be failed over. The identifier is the unique key assigned
by the user when the Neptune global database was created. In other words, it's the name of the global database
that you want to fail over.
</p>
<p>
Constraints: Must match the identifier of an existing Neptune global database.
</p>

@return Identifier of the Neptune global database that should be failed over. The identifier is the unique key
        assigned by the user when the Neptune global database was created. In other words, it's the name of the
        global database that you want to fail over.</p>
        <p>
        Constraints: Must match the identifier of an existing Neptune global database.
aws-java-sdk-neptune/src/main/java/com/amazonaws/services/neptune/model/FailoverGlobalClusterRequest.java