Temporarily disable orientation changes in an Activity

I have search on internet and test on my device and emulator. I got solution of how to temporarily disable orientation changes in an Activity. Here is the solution which is get various site, specially Stackoverflow.

setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_NOSENSOR);

and then

setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR);

 it really works

Go to more:
http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working/3821998#3821998

http://stackoverflow.com/questions/3611457/android-temporarily-disable-orientation-changes-in-an-activity/3611554#3611554