Here is the table of features I managed to find:
| Feature | BlazeDS | Granite DS | WebORB | LiveCycle DS |
|---|---|---|---|---|
| Data management Services | ||||
| Client-Server synchronization | – | + | + | + |
| Conflict resolution | – | – | + | + |
| Data paging | – | + | + | + |
| SQL adapter | – | – | + | + |
| Hibernate adapter | – | + | + | + |
| Document Services | ||||
| LiveCycle remoting | – | – | + | + |
| RIA-to-PDF conversion | – | – | +(plugin) | + |
| Enterprise-Class Flex application services | ||||
| Data access/remoting | + | + | + | + |
| Proxy service | + | + | + | + |
| Automated testing support | – | – | +(through RIA AppPuncher –coming soon) | + |
| Software clustering | + | + | + | + |
| Web tier compiler | – | + | + | + |
| Flex code generation | – | + | + | – |
| Enterprise Integration | ||||
| WSRP generation | – | – | – | + |
| Ajax data services | + | – | + | + |
| Flex-Ajax bridge | + | – | – | + |
| Runtime configuration | + | – | + | + |
| Open adapter architecture | + | – | – | + |
| JMS adapter | + | + | + | + |
| Server-side component framework integration | + | + | + | + |
| Stateful services (session scope for Java objects) | – | + | + | ? |
| Singleton services (application scope for Java objects) | – | + | + | ? |
| Server-to-client method invocation | – | – | + | ? |
| ColdFusion integration | – | – | + | + |
| Service browser displaying POJOs, Spring beans, EJBs and a list of deployed JAR files | – | – | + | – |
| Offline Application Support | ||||
| Offline data cache | – | – | + | + |
| Local message queuing | – | – | + | + |
| Real – Time Data | ||||
| Publish and Subscribe messaging | + | – | + | + |
| Real -time data quality of service | – | + | + | + |
| RTMP tunneling | – | – | + | + |
| Frameworks build-in integration | ||||
| Spring | – | + | + | – |
| EJB3 | – | + | ? | – |
I used the following articles: http://sujitreddyg.wordpress.com/2008/01/31/blazeds-and-lcds-feature-difference/ http://www.infoq.com/news/2008/02/granite-data-services http://www.themidnightcoders.com/weborb/java/product_editions.shtm http://mcoderkat.wordpress.com/2009/02/08/weborb-for-java-vs-blazeds-vs-lcds/ http://www.graniteds.org/confluence/display/DOC/1.1.+What+is+Granite+Data+Services http://www.adobe.com/products/livecycle/dataservices/features.html
I wonder how many people have this title? I’d like to mention, that exam is composed very good. It includes multiple choice exam, assignment and essay. Multiple choice is as usual, but