The domain located to default location. for example
C:\Users\Administrator\AppData\Roaming\JDeveloper\system126.96.36.199.37.59.23 like this.
to change values of two variables :JDEV_USER_HOME,JDEV_USER_DIR
1. to to oracle product installed directory
3. open jdev.boot file.
4. check below line as picture.
to set environment variables set:
this will create two variable in system variable.
It shows follow pictures.
for now. Restart jdeveloper and run adf application and will create new integreted domain to pointed your location.