Class ConstantColumnData

java.lang.Object
uk.ac.starlink.table.ColumnData
uk.ac.starlink.topcat.plot.ConstantColumnData
public class ConstantColumnData extends uk.ac.starlink.table.ColumnData
ColumnData implementation which always returns the same Double value. The equals and hashCode methods are implemented so that instances with the same values are equal to each other.
Since:
1 Jun 2007
Author:
Mark Taylor

  • Field Details

  • Constructor Details

    • ConstantColumnData

      public ConstantColumnData(String name, double value)
      Constructor.
      Parameters:
      name - column name
      value - constant column value

  • Method Details

    • readValue

      public Object readValue(long irow)
      Specified by:
      readValue in class uk.ac.starlink.table.ColumnData

    • equals

      public boolean equals(Object other)
      Overrides:
      equals in class Object

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object