openmrs/openmrs-module-reporting — pull request #12 by rkorytkowski (2012-11-26 15:02:13+00:00)
Title: REPORT-352: Provide ability to stop reports during the course of an execution

https://tickets.openmrs.org/browse/REPORT-352

From my tests it seems to be working. I didn't have a very long running task so I used a breakpoint in code to simulate a long running task.