[birt-dev] CheckIn: Various interface/code cleanup

["Stanley Wang" <swang@xxxxxxxxxxx>]

- Summary:
Cleanup unused/unimplemented interface functions in current engine API

- Bugzilla Bug (s) Resolved:
None

- Description:
1. Removed IEngineService interface for extended item interface

2. Cleaned up the IRenderTask interface; added JavaDoc; Added support for setEmitterID() method (API only).

3. Cleaned up IRunTask, and the base class IEngineTask

- Tests Description:
Engine unit test

- Files Removed:

org.eclipse.birt.report.engine.extension/IEngineService.java

 

- Files Edited:
org.eclipse.birt.report.engine.api/IEngineTask.java

org.eclipse.birt.report.engine.api/IRunTask.java

org.eclipse.birt.report.engine.api/IRenderTask.java

org.eclipse.birt.report.engine.api/impl/EngineTask.java

org.eclipse.birt.report.engine.api/impl/RunTask.java

org.eclipse.birt.report.engine.api/impl/RenderTask.java

- Files Added:

- Notes to Build Team:

- Notes to Developers:

- Notes to QA: 
 
- Notes to Documentation: