1 /* 2 * Copyright (c) 1999, 2001, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package javax.net.ssl; 27 28 import java.security.*; 29 30 /** 31 * This class defines the <i>Service Provider Interface</i> (<b>SPI</b>) 32 * for the <code>KeyManagerFactory</code> class. 33 * 34 * <p> All the abstract methods in this class must be implemented by each 35 * cryptographic service provider who wishes to supply the implementation 36 * of a particular key manager factory. 37 * 38 * @since 1.4 39 * @see KeyManagerFactory 40 * @see KeyManager 41 */ 42 public abstract class KeyManagerFactorySpi { 43 /** 44 * Initializes this factory with a source of key material. 45 * 46 * @param ks the key store or null 47 * @param password the password for recovering keys 48 * @throws KeyStoreException if this operation fails 49 * @throws NoSuchAlgorithmException if the specified algorithm is not 50 * available from the specified provider. 51 * @throws UnrecoverableKeyException if the key cannot be recovered 52 * @see KeyManagerFactory#init(KeyStore, char[]) 53 */ engineInit(KeyStore ks, char[] password)54 protected abstract void engineInit(KeyStore ks, char[] password) throws 55 KeyStoreException, NoSuchAlgorithmException, UnrecoverableKeyException; 56 57 /** 58 * Initializes this factory with a source of key material. 59 * <P> 60 * In some cases, initialization parameters other than a keystore 61 * and password may be needed by a provider. Users of that 62 * particular provider are expected to pass an implementation of 63 * the appropriate <CODE>ManagerFactoryParameters</CODE> as 64 * defined by the provider. The provider can then call the 65 * specified methods in the ManagerFactoryParameters 66 * implementation to obtain the needed information. 67 * 68 * @param spec an implementation of a provider-specific parameter 69 * specification 70 * @throws InvalidAlgorithmParameterException if there is problem 71 * with the parameters 72 * @see KeyManagerFactory#init(ManagerFactoryParameters spec) 73 */ engineInit(ManagerFactoryParameters spec)74 protected abstract void engineInit(ManagerFactoryParameters spec) 75 throws InvalidAlgorithmParameterException; 76 77 /** 78 * Returns one key manager for each type of key material. 79 * 80 * @return the key managers 81 * @throws IllegalStateException 82 * if the KeyManagerFactorySpi is not initialized 83 */ engineGetKeyManagers()84 protected abstract KeyManager[] engineGetKeyManagers(); 85 } 86