Natural for AJAX

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Natural for AJAX

• Patrick Gould
• Advisory Systems Engineer

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Agenda

• Product Overview
• Product Demonstration
• Question and Answer Session

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Natural for Ajax Rich Internet Applications

• Development of Natural Rich GUI Internet
  Applications
• Based on AJAX technology
• No page re-rendering between user interactions
• Thin client concept
• Only a Web browser required for client
• Reachability similar to Web applications
• Complex controls support advanced GUI user
  interface
• Drag/drop, graphical user interface elements
• User experience similar to desktop applications

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Building Rich Internet Applications
Good Accessibility Web-based
Intelligent Client Data validation or online
help without server communication
Less network traffic Server delivers only
updated data
Fast User Interface Client updates only those
parts of the UI that have changed
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Natural for Ajax - Architecture
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Natural for Ajax - Architecture
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Natural for Ajax - Architecture

• Create Ajax page
• Generate page adapter

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Natural for Ajax - Architecture

• Generates Natural code for page adapter
• Develop business logic for each page and page
  event

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Natural for Ajax - Architecture

• Application Designer deploys Page to application
  server
• Natural for Eclipse or Natural Studio deploys
  Natural adapter and program to Natural

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Natural for Ajax Runtime

• Browser sends url for logon page to application
  server
• Application Server sends logon page
• Browser enters login request
• Application server forwards credentials to
  Natural
• Natural establishes a session and sends page id
  and data back
• Application server sends page and data to browser

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Natural for Ajax Runtime

• Browser decide to terminate session
• Natural terminates session and sends logoff page
  id and data
• Application server sends logoff page and data

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Natural for Ajax Login Page
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Natural for Ajax Login Page
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Natural for Ajax Predefined SessionIDs

• Predefined Session IDs allow simple access to
  applications without knowledge of connection
  details
• Select a Session ID from a drop down list

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Natural for Ajax Predefined SessionIDs

• Xml file for Session IDs
• Session ID
• Define Host Name
• Portnumber
• Shell script used by Web I/O to start session
• UserId and Password
• Natural Parameter
• Further Information

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Natural for Ajax Connection Details

• Define connection parameter manually

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Natural for Ajax - Examples
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Natural for Ajax Example Overview
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Natural for Ajax Example Calculator
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Natural for Ajax Create an example
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Application Designer

• Select Natural Template
• Create Page Layout
• Define Properties
• Generate Natural Page Adapter

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Natural for Eclipse Adapter Code
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Natural for Ajax Code Example

• Natural Code for Calculator Example
• Link to Adapter
• PAGE-EVENTfilled by CIT andlinks to the action
  performed by the user
• Perform business logic
• Update Page
• Code outline taken from the adapter via copy and
  paste

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Natural for AjaxSyntax Enhancements
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Natural for Ajax Natural Syntax Enhancements

• Syntax enhancements will be provided with Natural
  6.3.1 and 4.2.3
• process page using
• Sends data to external I/O system referring to a
  page layout
• Waits for the external I/O sytstem to respond
  with an event
• process page update and send event
• Updates data sent previously via process page
• May trigger an event
• Waits
• process page modal end-process
• Allow nesting of process page statements for
  cascading popups
• page-event
• Will be provides by the application server to
  Natural
• Natural processes the return data depending on
  the value of event

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Natural for Ajax Natural Syntax Enhancements

• Syntax enhancements will be provided with Natural
  6.3 and 4.2.3
• New Object type adapter
• Represents the external page layout in Natural
• External page identifier
• List of possible events
• Maps the identifiers used on the external page
  with the Natural data elements
• Generated with Eclipse

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Natural for AjaxSecurity and supported
environments
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Natural for Ajax Security

• Mainframes
• User ID and password will be checked with
  Operating System or RACF
• Session will be started and running with the
  client user id
• z/OS batch and CICS
• VSE batch and CICS
• NSC performs application security checks as usual
• Unix
• User id and password will be checked with
  Operating System method (PAM) or via user exit.
• Session will be started and running with the
  client user id
• Inactivity timeout apply
• NSC performs application security checks as usual

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Natural for AJAX supported environments

• Development
• Natural for Eclipse 3.1.2 or
• Natural for Windows 6.3.1
• Application Designer 2.3.1
• Runtime
• Natural 6.3.1 for Unix or
• Natural 4.2.3 for Mainframes
• J2EE Application Server
• JBoss Application Server 4.0.5
• Sun Java System Application Server 8.2
• Apache Ant 1.6.5 to perform the deployment on
  JBoss Application Server

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Natural for AJAX Components

• Natural for Ajax (NJX) consists of
• J2EE enterprise application (njx111.ear)
• J2EE resource adapter (njx111ra.rar)
• Both components will be installed on a J2EE
  Application Server.
• Application Designer (CIT) 2.3 is integral
  component of NJX, included in the njx111.ear
  file.
• A license for Natural for Ajax includes
• NJX
• CIT 2 developer seats
• CIT runtime 1 CPU.

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Product Demonstration
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Question and Answer Session
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Thank You!