File Adapter Components

The File adapter is used in most of the sample Projects provided with the Sun Java^TM Composite Application Platform Suite and the adapter Intelligent Adapters. The File adapter includes the following components that are unique to this adapter:

• File Adapter Configuration Properties File: The properties files for the File Adapter defines how the adapter connects with external systems as well as how data (messages) are handled. These properties are configured using the Properties Editor. For more information about the Batch Adapter properties files and the Properties Editor.

• FileClient OTD: The File OTD provides functionality for receiving or sending files and triggering a Business Process or Collaboration. Object Type Definitions (OTDs) map input and output message segments at the field level.

File OTD Operations

The following File Adapter OTD attributes or operations are used in both BPEL and JCD Projects:

• receive (inbound File Adapter)

• write (outbound File Adapter)

The write (output) Business Process operation has an additional input function provided to receive and handle incoming error exception messages.