1 /* 2 * Copyright (c) 1997, 2012, 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 sun.security.ssl; 27 28 import java.io.IOException; 29 import java.net.InetAddress; 30 import java.net.ServerSocket; 31 32 import javax.net.ssl.SSLServerSocketFactory; 33 34 /** 35 * This class creates SSL server sockets. 36 * 37 * @author David Brownell 38 */ 39 final 40 public class SSLServerSocketFactoryImpl extends SSLServerSocketFactory 41 { 42 private static final int DEFAULT_BACKLOG = 50; 43 private SSLContextImpl context; 44 45 46 /** 47 * Constructor used to instantiate the default factory. This method is 48 * only called if the old "ssl.ServerSocketFactory.provider" property in the 49 * java.security file is set. 50 */ 51 public SSLServerSocketFactoryImpl() throws Exception { 52 this.context = SSLContextImpl.DefaultSSLContext.getDefaultImpl(); 53 } 54 55 /** 56 * Called from SSLContextImpl's getSSLServerSocketFactory(). 57 */ 58 SSLServerSocketFactoryImpl (SSLContextImpl context) 59 { 60 this.context = context; 61 } 62 63 /** 64 * Returns an unbound server socket. 65 * 66 * @return the unbound socket 67 * @throws IOException if the socket cannot be created 68 * @see java.net.Socket#bind(java.net.SocketAddress) 69 */ 70 @Override 71 public ServerSocket createServerSocket() throws IOException { 72 return new SSLServerSocketImpl(context); 73 } 74 75 @Override 76 public ServerSocket createServerSocket (int port) 77 throws IOException 78 { 79 return new SSLServerSocketImpl (port, DEFAULT_BACKLOG, context); 80 } 81 82 83 @Override 84 public ServerSocket createServerSocket (int port, int backlog) 85 throws IOException 86 { 87 return new SSLServerSocketImpl (port, backlog, context); 88 } 89 90 @Override 91 public ServerSocket 92 createServerSocket (int port, int backlog, InetAddress ifAddress) 93 throws IOException 94 { 95 return new SSLServerSocketImpl (port, backlog, ifAddress, context); 96 } 97 98 /** 99 * Returns the subset of the supported cipher suites which are 100 * enabled by default. These cipher suites all provide a minimum 101 * quality of service whereby the server authenticates itself 102 * (preventing person-in-the-middle attacks) and where traffic 103 * is encrypted to provide confidentiality. 104 */ 105 @Override 106 public String[] getDefaultCipherSuites() { 107 return context.getDefaultCipherSuiteList(true).toStringArray(); 108 } 109 110 /** 111 * Returns the names of the cipher suites which could be enabled for use 112 * on an SSL connection. Normally, only a subset of these will actually 113 * be enabled by default, since this list may include cipher suites which 114 * do not support the mutual authentication of servers and clients, or 115 * which do not protect data confidentiality. Servers may also need 116 * certain kinds of certificates to use certain cipher suites. 117 * 118 * @return an array of cipher suite names 119 */ 120 @Override 121 public String[] getSupportedCipherSuites() { 122 return context.getSupportedCipherSuiteList().toStringArray(); 123 } 124 125 }