public TRowResult setSortedColumns(@org.apache.thrift.annotation.Nullable java.util.List<TColumn> sortedColumns) {
    this.sortedColumns = sortedColumns;
    return this;
  }
Returns true if field columns is set (has been assigned a value) and false otherwise
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift/generated/TRowResult.java