Define the Input and Output Signatures for the mapOrders02 Service
This service maps an ORDERS02 IDoc to a specific Purchase Order format. To do this, you need to define the input and output signatures for the service.

To define the input and output signatures
1. Open the mapOrders02 service and select the Input/Output tab.
2. For the Input field, open the Select dialog and select the apps\idocs\Orders02RequestDocument.
3. For the Output field, open the Select dialog and select the WmSAP\sample\sap\records\PurchaseOrder document.