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| 1 | +/* | |
| 2 | + * Copyright (c) 2010, 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 | +/** | |
| 29 | + * Extends the <code>SSLSession</code> interface to support additional | |
| 30 | + * session attributes. | |
| 31 | + * | |
| 32 | + * @since 1.7 | |
| 33 | + */ | |
| 34 | +public abstract class ExtendedSSLSession implements SSLSession { | |
| 35 | + /** | |
| 36 | + * Obtains an array of supported signature algorithms that the local side | |
| 37 | + * is willing to use. | |
| 38 | + * <p> | |
| 39 | + * Note: this method is used to indicate to the peer which signature | |
| 40 | + * algorithms may be used for digital signatures in TLS 1.2. It is | |
| 41 | + * not meaningful for TLS versions prior to 1.2. | |
| 42 | + * <p> | |
| 43 | + * The signature algorithm name must be a standard Java Security | |
| 44 | + * name (such as "SHA1withRSA", "SHA256withECDSA", and so on). | |
| 45 | + * See Appendix A in the <a href= | |
| 46 | + * "../../../technotes/guides/security/crypto/CryptoSpec.html#AppA"> | |
| 47 | + * Java Cryptography Architecture API Specification & Reference </a> | |
| 48 | + * for information about standard algorithm names. | |
| 49 | + * <p> | |
| 50 | + * Note: the local supported signature algorithms should conform to | |
| 51 | + * the algorithm constraints specified by | |
| 52 | + * {@link SSLParameters#getAlgorithmConstraints getAlgorithmConstraints()} | |
| 53 | + * method in <code>SSLParameters</code>. | |
| 54 | + * | |
| 55 | + * @return An array of supported signature algorithms, in descending | |
| 56 | + * order of preference. The return value is an empty array if | |
| 57 | + * no signature algorithm is supported. | |
| 58 | + * | |
| 59 | + * @see SSLParameters#getAlgorithmConstraints | |
| 60 | + */ | |
| 61 | + public abstract String[] getLocalSupportedSignatureAlgorithms(); | |
| 62 | + | |
| 63 | + /** | |
| 64 | + * Obtains an array of supported signature algorithms that the peer is | |
| 65 | + * able to use. | |
| 66 | + * <p> | |
| 67 | + * Note: this method is used to indicate to the local side which signature | |
| 68 | + * algorithms may be used for digital signatures in TLS 1.2. It is | |
| 69 | + * not meaningful for TLS versions prior to 1.2. | |
| 70 | + * <p> | |
| 71 | + * The signature algorithm name must be a standard Java Security | |
| 72 | + * name (such as "SHA1withRSA", "SHA256withECDSA", and so on). | |
| 73 | + * See Appendix A in the <a href= | |
| 74 | + * "../../../technotes/guides/security/crypto/CryptoSpec.html#AppA"> | |
| 75 | + * Java Cryptography Architecture API Specification & Reference </a> | |
| 76 | + * for information about standard algorithm names. | |
| 77 | + * | |
| 78 | + * @return An array of supported signature algorithms, in descending | |
| 79 | + * order of preference. The return value is an empty array if | |
| 80 | + * the peer has not sent the supported signature algorithms. | |
| 81 | + * | |
| 82 | + * @see X509KeyManager | |
| 83 | + * @see X509ExtendedKeyManager | |
| 84 | + */ | |
| 85 | + public abstract String[] getPeerSupportedSignatureAlgorithms(); | |
| 86 | +} | |