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The following diagram shows the architecture of the POWL enabling service:

Architecture of POWL Enabling Service

Users operate browsers that send http requests to the SAP NetWeaver Gateway server.

The SAP NetWeaver Gateway server forwards the request to the SAP NetWeaver Gateway component in the back-end system using an RFC connection.

The SAP NetWeaver user interface services POWL framework is called. The SAP NetWeaver UI services POWL framework reads the POWL application ID and the associated queries from the SAP NetWeaver UI services POWL Customizing. Using this information, the SAP NetWeaver UI services POWL framework performs the following actions:

  • It reads the POWL framework to construct the OData model.
  • It reads the POWL framework to retrieve the data.