Single-Sourcing Techniques
for
RAP RCP
and
Rüdiger Herrmann
Ralf Sternberg

Desktop
Web 2.0
? RCP

RCP Knowledge

Web 2.0 Knowledge

Desktop
Web 2.0
RCP / RAP

The Rich Ajax Platform
6

RAP Basics

Foundation: OSGi
RCP RAP
equinox
8

Layers of RCP

RAP Layers

On the Surface

Best of both worlds
Workbench Window
Menu Bar
Tool Bar Page
Editor View
View
13

Select a point of view
14

Differences

Code Reuse
80%–98% is possible
platform specific code
shared code
16

RAP is Multi-User!
RCP RAP

RAP Runs in a Browser
File system File upload
GraphicsContext
RCP RAP

API Differences
RCP RAP
Desktop-only Web-specific
features features

Techniques

Hand Tools
Eclipse SDK
RAP SDK
includes
- RAP Runtime
- Tooling
- Help

Workplace

Shared Projects
RAP Workspace
RCP Workspace

Example Application
RCP Mail Demo
24

Runs immediately
25

Import into
RAP Workspace
26

Do not copy!
27

Don't Panic!
28

Dependencies
Package Imports
Optional Dependencies
29

Optional Dependencies
30

Only Two Errors Left
31

Fragments
Fragments
Host Bundle

Create Fragments
maildemo.rap
maildemo.rcp
33

Move extensions
34

Only One Error Left
35

Delegation
Bundle
Fragment
36

API Differences
RCP
RAP
RCP
+
RAP
37

Helper Class
38

ImplementationLoader
39

Implementations
RCP
RAP
40

Zero Errors
41

Entry Point
42

Lift Off
43

Summary
45

Use Two Workspaces
46

Optional Dependencies
47

Compatibility Plug-in

Use Fragments
Fragments
Host Bundle

Use Delegation
Bundle
Fragment
51

… meet us at the booth

www.eclipse.org/rap
53