SSLServerSocketFactory.java revision f6c387128427e121477c1b32ad35cdcaa5101ba3
1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/* 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * this work for additional information regarding copyright ownership. 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * (the "License"); you may not use this file except in compliance with 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * the License. You may obtain a copy of the License at 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * See the License for the specific language governing permissions and 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * limitations under the License. 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpackage javax.net.ssl; 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.security.AccessController; 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.security.Security; 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport javax.net.ServerSocketFactory; 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The factory for SSL server sockets. 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @since Android 1.0 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic abstract class SSLServerSocketFactory extends ServerSocketFactory { 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project// TODO EXPORT CONTROL 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // The default SSL socket factory 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private static ServerSocketFactory defaultServerSocketFactory; 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private static String defaultName; 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Creates a new {@code SSLServerSocketFactory} instance. 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @since Android 1.0 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project protected SSLServerSocketFactory() { 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super(); 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns the default {@code SSLServerSocketFactory} instance. The default 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * implementation is defined by the security property 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * "ssl.ServerSocketFactory.provider". 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return the default {@code SSLServerSocketFactory} instance. 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @since Android 1.0 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public static ServerSocketFactory getDefault() { 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (defaultServerSocketFactory != null) { 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return defaultServerSocketFactory; 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (defaultName == null) { 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project AccessController.doPrivileged(new java.security.PrivilegedAction(){ 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public Object run() { 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project defaultName = Security.getProperty("ssl.ServerSocketFactory.provider"); 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (defaultName != null) { 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ClassLoader cl = Thread.currentThread().getContextClassLoader(); 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (cl == null) { 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project cl = ClassLoader.getSystemClassLoader(); 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project try { 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project defaultServerSocketFactory = (ServerSocketFactory) Class 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project .forName(defaultName, true, cl) 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project .newInstance(); 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } catch (Exception e) { 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return e; 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return null; 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project }); 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (defaultServerSocketFactory == null) { 81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Try to find in providers 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project SSLContext context = DefaultSSLContext.getContext(); 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (context != null) { 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project defaultServerSocketFactory = context.getServerSocketFactory(); 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (defaultServerSocketFactory == null) { 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Use internal dummy implementation 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project defaultServerSocketFactory = new DefaultSSLServerSocketFactory("No ServerSocketFactory installed"); 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return defaultServerSocketFactory; 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns the names of the cipher suites that are enabled by default. 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return the names of the cipher suites that are enabled by default 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @since Android 1.0 99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 100f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public abstract String[] getDefaultCipherSuites(); 101f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 102f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 103f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns the list of supported cipher suites that could be enabled for an 104f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * SSL connection created by this factory. 105f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 106f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return the list of supported cipher suites 107f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @since Android 1.0 108f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 109f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public abstract String[] getSupportedCipherSuites(); 110f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 111f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 112