code: public void reloadUsers(int contextId) {
  		List<User> users = new ArrayList<User>(usersExtension.getContextUserAuthManager(contextId).getUsers());
  		tableModel = new UsersSelectTableModel(users);
  		this.setModel(tableModel);
  	}
docs: Reloads/refreshes the list of {@link User users} associated to the context.
  @param contextId the ID of the context