Web Dynpro (WD) for
ABAP is the SAP standard UI innovation created by SAP AG. It can be utilized as
a part of the advancement of web-based applications in the SAP ABAP condition
that uses SAP improvement tools & concepts. It gives a front-end web UI to
interface specifically to backend SAP R/3 frameworks to get to information and
functions for reporting. Web Dynpro for ABAP comprises of a run-time
environment and a graphical advancement environment with particular improvement
devices that are incorporated in the ABAP Workbench (exchange: SE80).
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SAP Webdynapro ABAP |
Key Highlights of SAP Web Technologies and Introduction to Web Dynpro ABAP
1. SAP ITS (Internet Transaction Server) is a remain single server
introduced by SAP in 1990's, it is a HTML based GUI and HTML based
applications, it has it's won constraints.
2. SAP Business Server Pages (BSP) is another SAP Web Technology which
utilized 3rd party scripting like JavaScript, it has some security issues with
third part contents and designers require other scripting language to create
applications.
3. SAP Web Dynpro JAVA is the SAP standard UI structure for creating
Web applications in the SAP Net Weaver JAVA condition. It comprises of a
run-time environment and a graphical development environment with unique Web
Dynpro tools that are coordinated in the SAP Net Weaver Developer Studio
(NWDS).
4. Web Dynpro ABAP is the SAP standard UI technology for creating Web
applications in the ABAP environment. It comprises of a run-time environment
and a graphical advancement environment with exceptional Web Dynpro tools that
are incorporated in the ABAP Workbench.
a. Web Dynpro is
another SAP programming model to create SAP online applications.
b. Web dynpro is
delivered in 2 languages.
c. Web Dynpro ABAP and
Web Dynpro Java.
d. Web Dynpro ABAP is
launched from SAP ECC 6.0.
Difference between Webdynpro ABAP & Webdynpro JAVA
Web
Dynpro ABAP:
1. Uses ABAP as programming
language.
2. Uses ABAP stack for
executing web dynpro ABAP objects.
3. Uses ABAP workbench
(SE80) for designing web dynpro ABAP applications.
4. Supports ALV,
select-options etc.
5. Not highly developed
language.
Web
Dynpro JAVA:
1. Uses JAVA as a
programming language
2. Uses JAVA stack for
executing web dynpro JAVA objects.
3. Uses NWDS
(Net-weaver Developer Studio) for designing web dynpro JAVA applications.
4. Does not support
ALV, select-options.
5. It is a Highly
developed language.
Components of Web Dynpro ABAP Applications
Below are the some of
the main components of a Web Dynpro ABAP application
1. Context (Data
Container)
2. UI Element (Screen Element)
3. View (Visible
Screen)
4. Window (Container of
Views)
5. Methods: Are coding
blocks contains business logic ex: Select Statements, FM’s etc.
6. Controller: Is
responsible for communication between view and model
7. Navigation Plugs:
Used to navigate between view
8. Application (URL for
Web Dynpro Component.
Context, UI Element, Methods, Controller and data binding
Context:
Is a data container, a temporary place where we can store a few information run
time.
Attribute:
Is a variable in context.
Node:
Is a component of context, it is the gathering of attributes.
UI
Element: Is a screen component to show some sort of data ex:
TextView, Drop Down, Radio, Checkbox, table and so forth.
Methods:
Contains business logic ex: Select statements, Calling FM’s, Calling classes
and so on.
Controller:
Communication channel between UI Element of a View and Model (strategies)
Data Binding: Automatic
transportation of information amongst context and UI elements, any progressions
to context will be naturally transported to connected UI elements.
About SAPVITS
Vintage IT Solutions
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The SAP Web Dynpro ABAP
Course is suitable for Fresher’s and professionals wanting to get highly paid
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