net.wotonomy.control
Class EOGlobalID

java.lang.Object
  net.wotonomy.control.EOGlobalID

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

EOKeyGlobalID, EOTemporaryGlobalID

public abstract class EOGlobalID
extends java.lang.Object
implements java.lang.Cloneable, java.io.Serializable

A pure java implementation of EOGlobalID.

Version:

$Revision: 893 $

Author:

michael@mpowers.net, $Author: cgruber $

See Also:

Serialized Form

Field Summary

static java.lang.String

GlobalIDChangedNotification ObjectStores broadcast this notification when they replace a temporary global id with a permanent one.

Constructor Summary

EOGlobalID()

Method Summary

java.lang.Object	clone() Returns a copy of this object.
abstract boolean	isTemporary() Returns whether this id is a temporary id.

Methods inherited from class java.lang.Object

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

Field Detail

GlobalIDChangedNotification

public static final java.lang.String GlobalIDChangedNotification

ObjectStores broadcast this notification when they replace a temporary global id with a permanent one. EditingContexts listen for these notifications to update their mapping of global ids to objects. The object of the notification is null, and the user info contains a mapping of the old temporary ids to the new permanent ids.

See Also:

Constant Field Values

Constructor Detail

EOGlobalID

public EOGlobalID()

Method Detail

isTemporary

public abstract boolean isTemporary()

Returns whether this id is a temporary id. Temporary ids are generated for newly created objects that have not been persisted. When persisted, the temporary id is discarded in favor of the one generated by the object store.

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException

Returns a copy of this object. This implementation calls super.clone().

Overrides:

clone in class java.lang.Object

Throws:

java.lang.CloneNotSupportedException