Removes any existing subject state from the Subject's session (if the session exists). If the session does not exist, this method does not do anything.
@param subject the subject for which any existing subject state will be removed from its session.
See Implementation
Removes any existing subject state from the Subject's session (if the session exists). If the session does not exist, this method does not do anything.
@param subject the subject for which any existing subject state will be removed from its session.