Class IsNullExpression

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Cloneable, Expression

    public class IsNullExpression
    extends AbstractExpression
    Creation-Date: 27.01.2006, 20:42:19
    Author:
    Thomas Morgner
    See Also:
    Serialized Form
    • Constructor Detail

      • IsNullExpression

        public IsNullExpression()
    • Method Detail

      • getValue

        public java.lang.Object getValue()
      • setValue

        public void setValue​(java.lang.Object value)
      • computeValue

        public java.lang.Object computeValue()
                                      throws DataSourceException
        Return the current expression value.

        The value depends (obviously) on the expression implementation.

        Returns:
        the value of the function.
        Throws:
        DataSourceException