org.apache.jdo.impl.model.jdo
Class JDOElementImpl

java.lang.Object
  org.apache.jdo.impl.model.jdo.JDOElementImpl

All Implemented Interfaces:

JDOElement

Direct Known Subclasses:

JDOMemberImpl, JDOModelImplDynamic, JDOPackageImpl, JDORelationshipImpl

public class JDOElementImpl
extends java.lang.Object
implements JDOElement

This is the super interface for JDO metadata elements, such as JDOClass, JDOField and JDORelationship.

Author:

Michael Bouschen

Constructor Summary

JDOElementImpl()

Method Summary

void	addPropertyChangeListener(java.beans.PropertyChangeListener l) Add a property change listener.
void	addVetoableChangeListener(java.beans.VetoableChangeListener l) Add a vetoable change listener.
JDOExtension	createJDOExtension() Creates a new JDOExtension instance and attaches it to the specified JDOElement object.
protected void	firePropertyChange(java.lang.String name, java.lang.Object o, java.lang.Object n) Fires property change event.
protected void	fireVetoableChange(java.lang.String name, java.lang.Object o, java.lang.Object n) Fires vetoable change event.
JDOExtension[]	getJDOExtensions() Returns the collection of vendor extensions for this JDOElement in the form of an array.
void	removeJDOExtension(JDOExtension vendorExtension) Remove the supplied vendor extension from the collection of extensions maintained by this JDOElement.
void	removePropertyChangeListener(java.beans.PropertyChangeListener l) Remove a property change listener.
void	removeVetoableChangeListener(java.beans.VetoableChangeListener l) Remove a vetoable change listener.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JDOElementImpl

public JDOElementImpl()

Method Detail

removeJDOExtension

public void removeJDOExtension(JDOExtension vendorExtension)

Remove the supplied vendor extension from the collection of extensions maintained by this JDOElement.

Specified by:

removeJDOExtension in interface JDOElement

getJDOExtensions

public JDOExtension[] getJDOExtensions()

Returns the collection of vendor extensions for this JDOElement in the form of an array.

Specified by:

getJDOExtensions in interface JDOElement

Returns:

the vendor extensions for this JDOClass

createJDOExtension

public JDOExtension createJDOExtension()

Creates a new JDOExtension instance and attaches it to the specified JDOElement object.

Specified by:

createJDOExtension in interface JDOElement

firePropertyChange

protected void firePropertyChange(java.lang.String name,
                                  java.lang.Object o,
                                  java.lang.Object n)

Fires property change event.

Parameters:

name - property name

o - old value

n - new value

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener l)

Add a property change listener.

Specified by:

addPropertyChangeListener in interface JDOElement

Parameters:

l - the listener to add

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener l)

Remove a property change listener.

Specified by:

removePropertyChangeListener in interface JDOElement

Parameters:

l - the listener to remove

fireVetoableChange

protected void fireVetoableChange(java.lang.String name,
                                  java.lang.Object o,
                                  java.lang.Object n)
                           throws java.beans.PropertyVetoException

Fires vetoable change event.

Parameters:

name - property name

o - old value

n - new value

Throws:

java.beans.PropertyVetoException - when the change is vetoed by a listener

addVetoableChangeListener

public void addVetoableChangeListener(java.beans.VetoableChangeListener l)

Add a vetoable change listener.

Specified by:

addVetoableChangeListener in interface JDOElement

Parameters:

l - the listener to add

removeVetoableChangeListener

public void removeVetoableChangeListener(java.beans.VetoableChangeListener l)

Remove a vetoable change listener.

Specified by:

removeVetoableChangeListener in interface JDOElement

Parameters:

l - the listener to remove