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interface AuthEnforcer {
	/**
     * Enforces authorization for the specified {@link Principal} for the specified {@link Action} on the specified {@link EntityId}.
     *
     * @param principal the principal that performs the actions. This could be a user, group or a role
     * @param entity the entity on which an action is being performed
     * @param action the action being performed
     * @throws AuthorizationException if the principal is not authorized to perform action on the entity
     */
	void enforce(Principal Principal, EntityEntityId entity, Action action) throws AuthorizationException;
}