code: public ColumnType getType(int column) {
          if (column < 0 || column >= columnMetaData.size())
              throw new IllegalArgumentException(
                              "Invalid column number. " + column + "only " + columnMetaData.size() + "present.");
          return columnMetaData.get(column).getColumnType();
      }
docs: Returns the {@link ColumnType}
  for the column at the specified index
  @param column the index of the column to get the type for
  @return the type of the column to at the specified inde