public java.util.List<String> getReadReplicaDBInstanceIdentifiers() {
        if (readReplicaDBInstanceIdentifiers == null) {
            readReplicaDBInstanceIdentifiers = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return readReplicaDBInstanceIdentifiers;
    }
<p>
The identifiers of the read replicas associated with this DB instance.
</p>

@return The identifiers of the read replicas associated with this DB instance.
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/DBInstance.java