Defining expressions of type REST API

  1. Select BPA Designer > Operations > Expressions.
  2. In the Document field, select the input business document for which to define an expression.
    For accounting framework integration, the list displays transactional BOD registrations. For a flexible output integration, both the master data and transactional BOD registrations are shown.
    The list of available expressions is displayed.
  3. Click Add.
  4. Specify this information:
    Name
    Specify a unique name that identifies the expression.

    Valid characters are a–z, A–Z, and 0–9. The first character should be an uppercase letter. The maximum length is 15 characters.

    Type
    Select REST API.
    API Registration
    Select the name of the API registration.
  5. Specify the parameter value for each key:
    1. Click the SET hyperlink of the corresponding key.
    2. Select the parameter type. Possible values are:
      • Attribute
      • Fixed Value
    3. Specify the values for the remaining fields. The displayed fields depend on the selected argument type.
      For argument of type Attribute, you must specify these fields:
      Mapping
      Select the desired BOD registration.

      This list is dynamic. It shows all master data and transactional BOD registrations.

      Attribute
      Select the desired attribute.

      This list is dynamic. It shows the attributes associated to the selected BOD registration.

      For argument of type Fixed Value, you must specify this field:
      Value
      Specify a numeric or text value.
  6. Click Yes to include the argument in the expression.
  7. Click Save.
    The new expression is displayed.