1/* 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * 4 * This code is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License version 2 only, as 6 * published by the Free Software Foundation. Oracle designates this 7 * particular file as subject to the "Classpath" exception as provided 8 * by Oracle in the LICENSE file that accompanied this code. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 */ 24 25/* 26 * 27 * (C) Copyright IBM Corp. 1999 All Rights Reserved. 28 * Copyright 1997 The Open Group Research Institute. All rights reserved. 29 */ 30 31package sun.security.krb5.internal.ccache; 32 33import sun.security.krb5.*; 34import sun.security.krb5.internal.*; 35import java.io.IOException; 36import java.io.File; 37 38//Windows supports the "API: cache" type, which is a shared memory cache. This is 39//implemented by krbcc32.dll as part of the MIT Kerberos for Win32 distribution. 40//MemoryCredentialsCache will provide future functions to access shared memeory cache on 41//Windows platform. Native code implementation may be necessary. 42/** 43 * This class extends CredentialsCache. It is used for accessing data in shared memory 44 * cache on Windows platforms. 45 * 46 * @author Yanni Zhang 47 */ 48public abstract class MemoryCredentialsCache extends CredentialsCache { 49 50 private static CredentialsCache getCCacheInstance(PrincipalName p) { 51 return null; 52 } 53 54 private static CredentialsCache getCCacheInstance(PrincipalName p, File cacheFile) { 55 return null; 56 } 57 58 59 public abstract boolean exists(String cache); 60 61 public abstract void update(Credentials c); 62 63 public abstract void save() throws IOException, KrbException; 64 65 public abstract Credentials[] getCredsList(); 66 67 public abstract Credentials getCreds(PrincipalName sname) ; 68 69 public abstract PrincipalName getPrimaryPrincipal(); 70 71} 72