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CICS - Programming for Web Access

Duration

4 hours

Overview

This course discusses the options available to programmers when there is a need to connect to CICS using web-based interfaces. It addresses the HTTP, SOAP, and JSON protocols and the code required to send and receive requests from them.

Audience

Anyone developing or supporting CICS applications that must integrate with the web, including application developers and systems administrators.

Prerequisites

Completion of the Program Control and Communication course, or equivalent knowledge.

Objectives

    After completing this course, the student will be able to:
  • Describe how CICS Web Support works
  • Identify how CICS can be used as a SOAP Server, and service JSON and Atom feed requests from CICS
  • Explain how a CICS program can send an HTTP, SOAP, and JSON Request

Course Content

Introducing CICS Web Support

Servicing HTTP Requests
IP Address and Port Requirements
Specifying CICS Services to be Called
CICS Request Flow
CICS TS for z/OS Analyzer program
3270 Bridge
CICS Program and Resource Security
Business Logic Interface
CICS WEB Commands

CICS Web Services

SOAP Server Processing on z/OS
Message Handlers
CICS GET and PUT CONTAINER Commands
CICS SOAP Message Handler
JSON Web Service Requests
JSON RESTful Services
Atom Feeds

CICS Web Requests

HTTP Request Walkthrough
CICS WEB OPEN Command
Managing HTTP Headers and Body
CICS WEB CONVERSE Command
Pipelining Requests
Sending JSON Requests
DFHJSON Program
CICS SOAP Facilities
DFHPIRT Program

Programming for Web Access Mastery Test

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