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Lesson 4 Introduction to ProxyGen

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Lesson 4 Introduction to ProxyGen. Overview. When you complete this lesson you should be able to: Define what a proxy is Describe what a Web Service definition is and how it is used by client application programmers Describe ProxyGen and how it is used List the inputs and outputs of ProxyGen.

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Presentation Transcript
overview
Overview

When you complete this lesson you should be able to:

  • Define what a proxy is
  • Describe what a Web Service definition is and how it is used by client application programmers
  • Describe ProxyGen and how it is used
  • List the inputs and outputs of ProxyGen
proxies are substitutes
Proxies are substitutes
  • Pieces of code in another language
  • Act like your procs and functions
  • Called by the client programmer from information you provide
what does the client developer need
What does the client developer need?

.p files?

.r files?

Web Services client

X

you provide a wsdl file
You provide a WSDL file

.p files?

.r files?

ProxyGen tool

WSM file

WSDL file

developer creates proxies from the wsdl
Developer creates proxies from the WSDL

proxy code

(from WSDL)

Web Services client

what is proxygen
What is ProxyGen?
  • ProxyGen is a tool for creating proxies and Web Services definitions
  • Part of OpenEdge Studio
  • A development tool that:
    • Maps 4GL code to an open client interface
    • Then generates proxies or definitions
proxygen process

Object mappings and preferences

ProxyGen process

.r files

.xpxg file

definition files

log file

step 2 inputs gen time
Step 2: Inputs – Gen time

.r files

.xpxg file

step 2 outputs gen time
Step 2: Outputs – Gen time

definition files

log file

generation process
Generation process

.r files

.xpxg file

definition files

log file

proxygen all the pieces

Object mappings and preferences

ProxyGen – all the pieces

.r files

.xpxg file

definition files

log file