@org.apache.thrift.annotation.Nullable
  @Override
  public java.lang.Object getFieldValue(_Fields field) {
    switch (field) {
    case COL_HEADERS:
      return getColHeaders();

    case ROW_HEADERS:
      return getRowHeaders();

    }
    throw new java.lang.IllegalStateException();
  }
@org.apache.thrift.annotation.Nullable
  @Override
  public java.lang.Object getFieldValue(_Fields field)