net.sourceforge.czt.animation.gui.persistence.delegates

Class BeanWrapperDelegate

java.lang.Object

java.beans.PersistenceDelegate

java.beans.DefaultPersistenceDelegate

net.sourceforge.czt.animation.gui.persistence.delegates.BeanWrapperDelegate

public final class BeanWrapperDelegate
extends DefaultPersistenceDelegate

Persistence delegate for BeanWrappers.

See Also:

"java.xml.Encoder"

Method Summary

Modifier and Type	Method and Description
protected void	initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) Produces statements on newInstance so that newInstance becomes equivalent to oldInstance.
protected Expression	instantiate(Object oldInstance, Encoder out) Return an expression whose value is oldInstance.
protected boolean	mutatesTo(Object oldInstance, Object newInstance) Returns true if an equivalent copy of oldInstance can be made from newInstance.
static void	registerDelegate() Registers the persistence delegate so that it will be used.

Methods inherited from class java.beans.PersistenceDelegate

writeObject

Methods inherited from class java.lang.Object

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

Method Detail

registerDelegate

public static void registerDelegate()

Registers the persistence delegate so that it will be used.

mutatesTo

protected boolean mutatesTo(Object oldInstance,
                            Object newInstance)

Returns true if an equivalent copy of oldInstance can be made from newInstance.

Overrides:

mutatesTo in class DefaultPersistenceDelegate

Parameters:

oldInstance - The instance to be copied.

newInstance - The instance to be modified.

instantiate

protected Expression instantiate(Object oldInstance,
                                 Encoder out)

Return an expression whose value is oldInstance.

Overrides:

instantiate in class DefaultPersistenceDelegate

Parameters:

oldInstance - The instance that will be created by the expression.

out - The Encoder it will be written to.

initialize

protected void initialize(Class<?> type,
                          Object oldInstance,
                          Object newInstance,
                          Encoder out)

Produces statements on newInstance so that newInstance becomes equivalent to oldInstance.

Overrides:

initialize in class DefaultPersistenceDelegate

Parameters:

type - XXX

oldInstance - The instance to be copied.

newInstance - The instance to be modified.

out - The encoder to write the statements to.