3D PLM Enterprise Architecture

Middleware Abstraction

The Middleware Abstraction modeler deals with presenting system capabilities in a simple and single way to the applications, and thus hides the differences of operating systems. It also includes the basics of the Object Modeler, of the ENOVIA Event Model, and of the XML parser.

Middleware	Object Modeler	ENOVIA Event Model	XML Parser

Technical Articles
The Callback Mechanism	Making objects collaborate
The Send/Receive Communication Protocol	Sending notifications from command to command
Callback versus Send/Receive	How to create and use a notification depending on the mechanism
Managing Errors Using HRESULT	Creating, analyzing, enriching, and reacting to errors using HRESULT
Managing Errors Using Exceptions	Creating, analyzing, enriching, and reacting to errors using exceptions
Using an Error Class with HRESULTs or Exceptions	Associating information with errors
Setting Repositories and Attributes	How to save and get setting parameters and values
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Use Cases
The Callback Mechanism	Making objects collaborate
Creating and Using Errors	Informing your clients when your program fails
Managing Directories and Files	Creating, opening, and closing directories and files, and managing access permissions
Using Lists of Pointers	Creating and managing lists of pointers
Using Lists of Values	Creating and managing lists of values
Using Sets	Creating and managing sets of CATString instances
Using Lists of Integers	Creating and managing one or several lists of simple types
Using Hash Tables	Creating and managing hash tables
Managing Character Strings	Creating and using character strings and messages
Creating and Using Settings	Enabling your clients to save object properties
Managing Time	Creating and using timestamps and durations
Creating a Backbone Simple Message	Creating a message that doesn't convey any data
Creating a Backbone Data Message	Creating a message that conveys data
Sending a Backbone Simple Message to an Application	Using the backbone to send a message without data
Sending a Backbone Data Message to an Application	Using the backbone to send a message with data
Creating a CAA V5 Batch	Writing and using a CAA V5 Batch
Launching CAA V5 Batch	Launching a CAA V5 Batch from a code source
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*Quick Reference*
System Reference	Interface and class reference for system objects
BatchInfrastructure Reference	Interface and class reference for batch objects
Communications Reference	Interface and class reference for batch objects
XMLParser Reference	Interface and class reference for parsing XML
List of Pointers	Managing pointers to instances of the same class
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History

Version: 1 [Mar 2000]	Document created
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