Tutorial: CICS Web Service Requester from JSON, Linkable Interface Top-down Method

Walks you through the steps required to create a new CICS Web service requester application as a linkable interface.

In this tutorial, you use the top-down method to create a Web service requester that runs the provider Web service you created in the previous tutorial.

Prerequisite

Before attempting to complete this tutorial, you must first complete Tutorial: CICS Web Service Provider from JSON, Request-Response Top-down Method because the Web service you created in that tutorial is run by the requester generated in this tutorial on the CWSJSON enterprise server region.

Sequence

To complete this tutorial, progress through these topics in the order presented here. The bottom of each topic provides Next topic and Previous topic navigational links to help you proceed in the proper sequence:

  1. Generate InvokeReverseJSON Requester Components
    Provides step-by-step instructions to generate all components of the InvokeReverseJSON CICS Web service requester.
  2. Add Operation Logic to the invkRevJ.cbl Program
    Walks you through the process of analyzing the code in the generated invkRevJ.cbl program, and adding operation logic to the program.
  3. Update the CWSJSON Enterprise Server Region
    Guides you through the process of configuring CWSJSON resources, and installing and verifying those resources.
  4. Test the invkRevJ Web Service Requester
    Walks you through the process of testing the CICSClientApp Web service requester using the Rumba+ TN3270 emulator.
Parent topic: Tutorials: CICS Web Services
Related concepts
Tutorials: CICS Web Services