Class ConstantColumn


  • public class ConstantColumn
    extends ColumnData
    Represents a column which has the same value in every row.
    Since:
    19 Sep 2006
    Author:
    Mark Taylor
    • Constructor Summary

      Constructors 
      Constructor Description
      ConstantColumn​(ColumnInfo colinfo, java.lang.Object value)
      Constructs a new column with a given metadata object and constant datum.
    • Constructor Detail

      • ConstantColumn

        public ConstantColumn​(ColumnInfo colinfo,
                              java.lang.Object value)
        Constructs a new column with a given metadata object and constant datum.
        Parameters:
        colinfo - column metadata
        value - value to be found in every cell of this column
    • Method Detail

      • readValue

        public java.lang.Object readValue​(long irow)
        Description copied from class: ColumnData
        Returns the value stored at a given row in this column.
        Specified by:
        readValue in class ColumnData
        Parameters:
        irow - the row from which to retrieve the value
        Returns:
        the value stored at irow