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NATURALWeb Integration

Special Interest Group South - English -

Theo StraetenSAG Systemhaus GmbHTranslated by Dieter W.

Storr

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NATURAL@WEBOverview

NATURAL@WEB connects NATURAL applications with the Web Server

Easy to create dynamically web pages

Interactive applications are possible

Less HTML knowledge is necessary

Use existing know-how

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NATURAL@WEBArchitecture (1)

NATURAL / NATURAL / EntireXEntireX

Web AdapterWeb Adapter

NATURALNATURAL

HTTP APIHTML API

Application

Web BrowserWeb Browser

InternetInternetIntranetIntranet

HTTPHTTPServerServer

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NATURAL@WEBArchitecture (2)

ENTIRE BROKER RPC/DCOM WEB Adapter Is a connection between the

HTTP-Server and the ENTIRE BROKER The first adapter is based on CGI

(Common Gateway Interface) Adapter for ISAPI and NSAPI is under

development DCOM interface in NaturalX will continue

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NATURAL@WEBHTTP API (1)

Basic Functions Initialize RPC/CGI Define dynamic or static pages Read data from HTTP server Send page to the HTTP Server Handle Errors

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NATURAL@WEBHTTP API (2)

Creates HTML syntax HTML document (</BODY></HTML>) Formats Links and Graphics Forms

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NATURAL@WEBHTTP API (3)

Forms in detail Checkbox / radio button Input fields Buttons List box / selection box Text area Tables Rest with HTTP subroutines

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Application example (1)

ZDF: SPHINX> 4 Millions of documents on MVS host,> 1000 user, 3270 emulation

ADABAS TRS

DB for messages of agents

WWW: added value & protection of the investments

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SPHINX (old)

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SPHINX (new)

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Application example (2)

ANZAG (pharmacy whole sale): Order and delivery system Connection between drug stores and on-line mainframe applications (MVS) w/o modifications of the applications.

WWW: Customers are satisfied New channels of distribution

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Application example(3)

Employees in the Web

List Library with IExplorer

List Source ...

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Application ExampleEmployees in the WEB

(4)

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Application example List Library

(5)

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Application example List Source ...

(6)

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Tools(1)

NATURAL WEB Wizard creates basic web pages

Several HTML examples

SYSHTML, SYSHTMLD, SYSHTTP

Online documentation written with NATURAL@WEB

NATURAL HTML Wizard creates from HTML pages NATURAL web applications

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Tools(2)

NATURAL HTML Wizard creates from HTML pages NATURAL@WEB source

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Features & Benefits (1)

Web pages starts NATURAL subprograms

Easy access to functions and applications Reusable application logic (data check, referential integrity)

No Special interface

No new language

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Features & Benefits (2)

NATURAL programs create dynamical web pages

Application controls layout & contents

Data is available and accessible from all sources

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Features & Benefits (3)

Communication based on middleware

Soft and simple integration in existing C/S environment

Homogeneous middleware

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Conclusion

NATURAL@WEB offers

Standardized inexpensive infrastructure

WWW Browser as an universal client

Uses existing application development experience for your web applications

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Questions?