public getRegionLocation_args setRow(@org.apache.thrift.annotation.Nullable java.nio.ByteBuffer row) {
      this.row = org.apache.thrift.TBaseHelper.copyBinary(row);
      return this;
    }
Returns true if field table is set (has been assigned a value) and false otherwise
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/THBaseService.java