Class IsNullExpression

java.lang.Object
org.jfree.report.expressions.AbstractExpression
org.jfree.report.expressions.sys.IsNullExpression
All Implemented Interfaces:
Serializable, Cloneable, Expression

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

    • IsNullExpression

      public IsNullExpression()
  • Method Details

    • getValue

      public Object getValue()
    • setValue

      public void setValue(Object value)
    • computeValue

      public 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