Single-Sourcing Techniques for

RAP and RCP

Rüdiger HerrmannRalf Sternberg

Web 2.0 Desktop

RCP?

RCP Knowledge

Web 2.0 Knowledge

Web 2.0 Desktop

RCP / RAP

6

The Rich Ajax Platform

RAP Basics

8

Foundation: OSGi

e q u i n o x

RAPRCP

Layers of RCP

RAP Layers

On the Surface

13

Best of both worldsWorkbench Window

Tool BarMenu Bar

Page

Editor View

View

14

Select a point of view

Differences

16

Code Reuse

80%–98% is possible

shared code

platform specific code

RAP is Multi-User!

RCP RAP

RAP Runs in a Browser

RCP RAP

File systemGraphicsContext

File upload

API Differences

RAPRCP

Desktop-onlyfeatures

Web-specificfeatures

Techniques

Hand Tools

Eclipse SDK

RAP SDK

includes

- RAP Runtime

- Tooling

- Help

Workplace

Shared ProjectsRAP Workspace

RCP Workspace

24

Example Application

RCP Mail Demo

25

Runs immediately

26

Import into RAP Workspace

27

Do not copy!

28

Don't Panic!

29

Dependencies

Package Imports

Optional Dependencies

30

Optional Dependencies

31

Only Two Errors Left

Fragments

Host Bundle

Fragments

33

Create Fragmentsmaildemo.rap

maildemo.rcp

34

Move extensions

35

Only One Error Left

36

Delegation

Bundle

Fragment

37

API Differences

RCP

RAP

RCP +RAP

38

Helper Class

39

ImplementationLoader

40

Implementations

RCP

RAP

41

Zero Errors

42

Entry Point

43

Lift Off

45

Summary

46

Use Two Workspaces

47

Optional Dependencies

Compatibility Plug-in

Use Fragments

Host Bundle

Fragments

51

Use Delegation

Bundle

Fragment

… meet us at the booth

53

www.eclipse.org/rap