Gives a brief description of the purpose of a data source.

Describes the different data source interfaces with their usage and provides a class diagram.

Explains how the default implementation of the data source can create IlpObject instances from XML files.

Shows how to add JavaBean objects to a data source.

Explains how to create dynamic business objects, add them to a data source, and remove them when they are no longer required.

Explains how to define relationships such as links and containment in a data source.

Explains how to make changes to the contents of a data source or to business objects by grouping them into batches.

Explains how to use the IlpDataSourceLoader and IlpDataSourceOutput classes.

Shows how to implement a data source for loading on demand a hierarchy of objects and, more precisely, a file system.