org.axiondb.constraints

Class NotNullConstraint

public class NotNullConstraint extends BaseSelectableBasedConstraint

A NOT NULL constraint, which is violated whenever one or more of the specified Selectables is null.

Version: $Revision: 1.16 $ $Date: 2005/12/20 18:32:46 $

Author: Rodney Waldhoff Ahimanikya Satapathy

Constructor Summary
	NotNullConstraint()
	NotNullConstraint(String name)

Method Summary
boolean	evaluate(RowEvent event)
boolean	evaluate(RowEvent event, RowDecorator dec)
boolean	evaluate(RowIterator oldRows, RowIterator newRows, Table table)
protected static boolean	noneNull(RowDecorator dec, Row row, Iterator selectables)
protected static boolean	noneNull(RowIterator newRows, Table table, Iterator selectables)

Constructor Detail

public NotNullConstraint()

public NotNullConstraint(String name)

public boolean evaluate(RowEvent event)

public boolean evaluate(RowEvent event, RowDecorator dec)

public boolean evaluate(RowIterator oldRows, RowIterator newRows, Table table)

protected static boolean noneNull(RowDecorator dec, Row row, Iterator selectables)

protected static boolean noneNull(RowIterator newRows, Table table, Iterator selectables)