The image shows adapters interacting with an expense application (on the left), a notification application (on the right), and Oracle Application Server ProcessConnect. Both adapters are using FTP. The expense application is using an adapter exchange protocol called ReadFile. Its payload is stored in a file named expense001.xml. The notification application is using an adapter exchange protocol called WriteFile. Its payload is stored in a file called notification001.xml. Both applications are using a file system folder named expense. End of description.