001 /* X509ExtendedKeyManager.java -- 002 Copyright (C) 2006 Free Software Foundation, Inc. 003 004 This file is a part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2 of the License, or (at 009 your option) any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; if not, write to the Free Software 018 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 019 USA 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package javax.net.ssl; 040 041 import java.security.Principal; 042 043 /** 044 * An extended {@link X509KeyManager} for use with {@link SSLEngine}. 045 * 046 * @since 1.5 047 * @author Casey Marshall (csm@gnu.org) 048 */ 049 public abstract class X509ExtendedKeyManager implements X509KeyManager 050 { 051 052 /** 053 * Default constructor. 054 */ 055 protected X509ExtendedKeyManager () 056 { 057 } 058 059 /** 060 * Return a client alias given a list of key types, a list of 061 * allowable issuers, and the SSLEngine being used. 062 * 063 * <p>This implementation always returns <code>null</code>. 064 * 065 * @param keyTypes The list of desired key types. 066 * @param issuers The list of desired key issuers. 067 * @param engine This client's SSLEngine. 068 * @return A key alias that matches the given parameters, or 069 * <code>null</code> if the parameters were not matched. 070 */ 071 public String chooseEngineClientAlias (final String[] keyTypes, 072 final Principal[] issuers, 073 final SSLEngine engine) 074 { 075 return null; 076 } 077 078 /** 079 * Return a server alias given a key type, a list of allowable 080 * issuers, and the SSLEngine being used. 081 * 082 * <p>This implementation always returns <code>null</code>. 083 * 084 * @param keyType The desired key type. 085 * @param issuers The list of desired key issuers. 086 * @param engine The server's SSLEngine. 087 * @return A key alias that matches the given parameters, or 088 * <code>null</code> if the parameters were not matched. 089 */ 090 public String chooseEngineServerAlias (final String keyType, 091 final Principal[] issuers, 092 final SSLEngine engine) 093 { 094 return null; 095 } 096 }