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Lesson 4 Introduction to ProxyGen

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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Lesson 4 Introduction to ProxyGen

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  1. Lesson 4Introduction to ProxyGen

  2. 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

  3. Proxies are substitutes • Pieces of code in another language • Act like your procs and functions • Called by the client programmer from information you provide

  4. What does the client developer need? .p files? .r files? Web Services client X

  5. You provide a WSDL file .p files? .r files? ProxyGen tool WSM file WSDL file

  6. Developer creates proxies from the WSDL proxy code (from WSDL) Web Services client

  7. 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

  8. Object mappings and preferences ProxyGen process .r files .xpxg file definition files log file

  9. Object mappings and preferences Step 1: Inputs – Design time

  10. Step 1: Outputs – Design time .xpxg file

  11. Object mappings and preferences ProxyGen Design process .xpxg file

  12. Step 2: Inputs – Gen time .r files .xpxg file

  13. Step 2: Outputs – Gen time definition files log file

  14. Generation process .r files .xpxg file definition files log file

  15. Object mappings and preferences ProxyGen – all the pieces .r files .xpxg file definition files log file

  16. Review

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