July 2001
Intermediate to advanced
656 pages
15h 51m
English
book
Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and the Unified Process, Second Edition
by Craig Larman
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34.4. Requirements for the Persistence Service and Framework
For the NextGen POS application, we need a persistence service to be built with a persistence framework (which could be used to also create other persistence services). Let's call the framework PFW (Persistence Framework). PFW is a simplified framework—a full-blown, industrial-strength persistence framework is outside the scope of this introduction.
The framework should provide functions such as:
store and retrieve objects in a persistent storage mechanism
commit and rollback transactions
The design should be extendable to support different storage mechanisms and formats, such as RDBs, records in flat files, or XML in files.
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