Created attachment 981738 [details]
Sample application

Description of problem:
According to the spec, any value >= 0 should result in the servlet being loaded on startup.
* 0 doesn't work
* 1 works


Version-Release number of selected component (if applicable):
6.2.0-Final


Steps to Reproduce:
1. Create a servlet with the following annotation:
@WebServlet(name="...", loadOnStartup=0, urlPatterns="/...")

2. Start application


Actual results:
Servlet is not loaded on startup.


Expected results:
Servlet should be loaded on startup.


Workaround:
Use any value >= 1.


Additional info:
Our reference: JRAPSOA-331

Attached a small sample app showing the problem.
It prints "====> Initialized Servlet0: false" on startup.
This should be the following two lines:
====> Initializing Servlet0
====> Initialized Servlet0: true