net.wotonomy.control
Class OrderedDataSource

java.lang.Object
  net.wotonomy.control.EODataSource
      net.wotonomy.control.OrderedDataSource

Direct Known Subclasses:

PropertyDataSource

public abstract class OrderedDataSource
extends EODataSource

A simple extension of EODataSource that allows for indexed insertion. The wotonomy implementation of EODisplayGroup supports this and will use it if possible. This is useful for classes like the PropertyDataSource, where the ordering of items in an indexed property may be important.

Version:

$Revision: 893 $

Author:

michael@mpowers.net, $Author: cgruber $

Constructor Summary

OrderedDataSource()

Method Summary

abstract void

insertObjectAtIndex(java.lang.Object anObject, int anIndex) Inserts the specified object into this data source, at the specified index.

Methods inherited from class net.wotonomy.control.EODataSource

classDescriptionForObjects, createObject, dataSourceQualifiedByKey, deleteObject, editingContext, fetchObjects, insertObject, qualifyWithRelationshipKey

Methods inherited from class java.lang.Object

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

Constructor Detail

OrderedDataSource

public OrderedDataSource()

Method Detail

insertObjectAtIndex

public abstract void insertObjectAtIndex(java.lang.Object anObject,
                                         int anIndex)

Inserts the specified object into this data source, at the specified index.