| /* |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| |
| package org.apache.hc.core5.ssl; |
| |
| import java.security.KeyManagementException; |
| import java.security.NoSuchAlgorithmException; |
| |
| import javax.net.ssl.SSLContext; |
| |
| /** |
| * {@link javax.net.ssl.SSLContext} factory methods. |
| * |
| * <p> |
| * Please note: the default Oracle JSSE implementation of |
| * {@link SSLContext#init(javax.net.ssl.KeyManager[], javax.net.ssl.TrustManager[], java.security.SecureRandom) |
| * SSLContext#init(KeyManager[], TrustManager[], SecureRandom)} |
| * accepts multiple key and trust managers, however only only first matching type is ever used. |
| * See for example: |
| * <a href="http://docs.oracle.com/javase/7/docs/api/javax/net/ssl/SSLContext.html#init%28javax.net.ssl.KeyManager[],%20javax.net.ssl.TrustManager[],%20java.security.SecureRandom%29"> |
| * SSLContext.html#init |
| * </a> |
| * @since 4.4 |
| */ |
| public final class SSLContexts { |
| |
| private SSLContexts() { |
| // Do not allow utility class to be instantiated. |
| } |
| |
| /** |
| * Creates default factory based on the standard JSSE trust material |
| * ({@code cacerts} file in the security properties directory). System properties |
| * are not taken into consideration. |
| * |
| * @return the default SSL socket factory |
| * @throws SSLInitializationException if NoSuchAlgorithmException or KeyManagementException |
| * are thrown when invoking {@link SSLContext#getInstance(String)} |
| */ |
| public static SSLContext createDefault() throws SSLInitializationException { |
| try { |
| final SSLContext sslContext = SSLContext.getInstance(SSLContextBuilder.TLS); |
| sslContext.init(null, null, null); |
| return sslContext; |
| } catch (final NoSuchAlgorithmException | KeyManagementException ex) { |
| throw new SSLInitializationException(ex.getMessage(), ex); |
| } |
| } |
| |
| /** |
| * Creates default SSL context based on system properties. This method obtains |
| * default SSL context by calling {@code SSLContext.getInstance("Default")}. |
| * Please note that {@code Default} algorithm is supported as of Java 6. |
| * This method will fall back onto {@link #createDefault()} when |
| * {@code Default} algorithm is not available. |
| * |
| * @return default system SSL context |
| * @throws SSLInitializationException if {@link #createDefault()} throws it |
| */ |
| public static SSLContext createSystemDefault() throws SSLInitializationException { |
| try { |
| return SSLContext.getDefault(); |
| } catch (final NoSuchAlgorithmException ex) { |
| return createDefault(); |
| } |
| } |
| |
| /** |
| * Creates custom SSL context. |
| * |
| * @return default system SSL context |
| */ |
| public static SSLContextBuilder custom() { |
| return SSLContextBuilder.create(); |
| } |
| |
| } |