code: public void setReadReplicaDBInstanceIdentifiers(java.util.Collection<String> readReplicaDBInstanceIdentifiers) {
          if (readReplicaDBInstanceIdentifiers == null) {
              this.readReplicaDBInstanceIdentifiers = null;
              return;
          }
  
          this.readReplicaDBInstanceIdentifiers = new com.amazonaws.internal.SdkInternalList<String>(readReplicaDBInstanceIdentifiers);
      }
docs: <p>
  Contains one or more identifiers of the Read Replicas associated with this DB instance.
  </p>
  
  @param readReplicaDBInstanceIdentifiers
  Contains one or more identifiers of the Read Replicas associated with this DB instance.