org.axiondb.constraints
Class ForeignKeyConstraint

java.lang.Object
  extended by org.axiondb.constraints.BaseConstraint
      extended by org.axiondb.constraints.BaseSelectableBasedConstraint
          extended by org.axiondb.constraints.ForeignKeyConstraint
All Implemented Interfaces:
Serializable, Constraint, SelectableBasedConstraint

public class ForeignKeyConstraint
extends BaseSelectableBasedConstraint

A FOREIGN KEY constraint

Version:
$Revision: 1.2 $ $Date: 2004/08/24 01:09:28 $
See Also:
Serialized Form

Constructor Summary
ForeignKeyConstraint(String name)
           
ForeignKeyConstraint(String name, String type)
           
 
Method Summary
 boolean evaluate(RowEvent event)
          Evaluate the given event under me.
 
Methods inherited from class org.axiondb.constraints.BaseSelectableBasedConstraint
addSelectable, getSelectable, getSelectableCount, getSelectableList, getSelectables, resolve
 
Methods inherited from class org.axiondb.constraints.BaseConstraint
getName, getType, isDeferrable, isDeferred, setDeferrable, setDeferred, setName, toArray
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.axiondb.Constraint
getName, getType, isDeferrable, isDeferred, setDeferrable, setDeferred, setName
 

Constructor Detail

ForeignKeyConstraint

public ForeignKeyConstraint(String name)

ForeignKeyConstraint

public ForeignKeyConstraint(String name,
                            String type)
Method Detail

evaluate

public boolean evaluate(RowEvent event)
                 throws AxionException
Description copied from interface: Constraint
Evaluate the given event under me. Returns false if the constraint I represent has been violated.

Specified by:
evaluate in interface Constraint
Specified by:
evaluate in class BaseSelectableBasedConstraint
Throws:
AxionException