| /* |
| * Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package javax.security.auth; |
| |
| /** |
| * Objects such as credentials may optionally implement this interface |
| * to provide the capability to destroy its contents. |
| * |
| * @see javax.security.auth.Subject |
| */ |
| public interface Destroyable { |
| |
| /** |
| * Destroy this <code>Object</code>. |
| * |
| * <p> Sensitive information associated with this <code>Object</code> |
| * is destroyed or cleared. Subsequent calls to certain methods |
| * on this <code>Object</code> will result in an |
| * <code>IllegalStateException</code> being thrown. |
| * |
| * <p> |
| * |
| * @exception DestroyFailedException if the destroy operation fails. <p> |
| * |
| * @exception SecurityException if the caller does not have permission |
| * to destroy this <code>Object</code>. |
| */ |
| void destroy() throws DestroyFailedException; |
| |
| /** |
| * Determine if this <code>Object</code> has been destroyed. |
| * |
| * <p> |
| * |
| * @return true if this <code>Object</code> has been destroyed, |
| * false otherwise. |
| */ |
| boolean isDestroyed(); |
| } |