Snaps is a prototype of a system for splitting your OSGi web applications front end in to many bundles.

1. 1Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Chris Frost
Eclipse Virgo with
Snaps

2. 2Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Agenda
• Snaps basics
• Drinking Snaps...
• Current status
• Demo time &
customisingVirgo with Snaps

3. 3Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Snaps basics
• Lots of Snaps (Web Application Bundles)
• One ServletContext
• Uses a filter to dispatch requests from the host
• Everything else is business as normal

4. 4Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Start drinking
/app/orders /app/billing

5. 5Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Snaps filtered
• Still just web.xml
• Define the subpath for slices with a filter

6. 6Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Snaps Tags
• JSP tag to look up slices & their properties

7. 7Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Current Status
• Prototype
• Works withVirgo 2.1.0.RELEASE
and Gemini 1.1.0.RELEASE
• In the future....

8. 8Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Getting Started
• Pre-req: Java 6,Virgo & Gemini Web
• DownloadVirgo or Grab a Memory Stick
• Check out Snaps from Git
• Modify and play with the samples

9. 9Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Further Information
• git://git.eclipse.org/gitroot/virgo/org.eclipse
.virgo.snaps.git
• #VirgoRT
• http://wiki.eclipse.org/Virgo/Community

10. 10Copyright VMware 2009, 2010. Licensed under the Eclipse Public License.
Demo Time
• But first....
• CustomisingVirgo is EASY
• Add the Snaps Bundles to a Repo
• One line change to include it in the Server