2362N/A * Copyright (c) 1996, 1997, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A * Interface for managing owners of Access Control Lists (ACLs) or ACL 0N/A * configurations. (Note that the Acl interface in the 0N/A * <code> java.security.acl </code> package extends this Owner 0N/A * interface.) The initial owner Principal should be specified as an 0N/A * argument to the constructor of the class implementing this interface. 0N/A * @see java.security.acl.Acl 0N/A * Adds an owner. Only owners can modify ACL contents. The caller 0N/A * principal must be an owner of the ACL in order to invoke this method. 0N/A * That is, only an owner can add another owner. The initial owner is 0N/A * configured at ACL construction time. 0N/A * @param caller the principal invoking this method. It must be an owner 0N/A * @param owner the owner that should be added to the list of owners. 0N/A * @return true if successful, false if owner is already an owner. 0N/A * @exception NotOwnerException if the caller principal is not an owner 0N/A * Deletes an owner. If this is the last owner in the ACL, an exception is 0N/A * The caller principal must be an owner of the ACL in order to invoke 0N/A * @param caller the principal invoking this method. It must be an owner 0N/A * @param owner the owner to be removed from the list of owners. 0N/A * @return true if the owner is removed, false if the owner is not part 0N/A * of the list of owners. 0N/A * @exception NotOwnerException if the caller principal is not an owner 0N/A * @exception LastOwnerException if there is only one owner left, so that 0N/A * deleteOwner would leave the ACL owner-less. 0N/A * Returns true if the given principal is an owner of the ACL. 0N/A * @param owner the principal to be checked to determine whether or not 0N/A * @return true if the passed principal is in the list of owners, false