public TOnlineLogRecord setRegionName(@org.apache.thrift.annotation.Nullable java.lang.String regionName) {
    this.regionName = regionName;
    return this;
  }
Returns true if field multiServiceCalls is set (has been assigned a value) and false otherwise
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/TOnlineLogRecord.java