It is true that every country has the right to determine who gets into the country and who will be granted citizenship. It is also true that it is totally shameful for any country to do it on the basic of a person's religion. Would you be as permissive of another country discriminating against admission and citizenship of Jews?
Knesset passes 'Norwegian Law' allowing ministers to resign their seats, remain in cabinet (Haaretz)
from the article: Universities across the globe mark Israeli Apartheid Week