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      1 /*
      2  *  Licensed to the Apache Software Foundation (ASF) under one or more
      3  *  contributor license agreements.  See the NOTICE file distributed with
      4  *  this work for additional information regarding copyright ownership.
      5  *  The ASF licenses this file to You under the Apache License, Version 2.0
      6  *  (the "License"); you may not use this file except in compliance with
      7  *  the License.  You may obtain a copy of the License at
      8  *
      9  *     http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  */
     17 
     18 package org.conscrypt;
     19 
     20 import java.io.IOException;
     21 import java.net.InetAddress;
     22 import java.net.ServerSocket;
     23 import java.security.KeyManagementException;
     24 import javax.net.ssl.SSLServerSocketFactory;
     25 import org.conscrypt.util.EmptyArray;
     26 
     27 /**
     28  * Implementation of SSLServerSocketFactory.
     29  */
     30 public class SSLServerSocketFactoryImpl extends SSLServerSocketFactory {
     31 
     32     private SSLParametersImpl sslParameters;
     33     private IOException instantiationException;
     34 
     35     /**
     36      * Constructor.
     37      */
     38     public SSLServerSocketFactoryImpl() {
     39         try {
     40             this.sslParameters = SSLParametersImpl.getDefault();
     41             this.sslParameters.setUseClientMode(false);
     42         } catch (KeyManagementException e) {
     43             instantiationException =
     44                 new IOException("Delayed instantiation exception:");
     45             instantiationException.initCause(e);
     46         }
     47     }
     48 
     49     /**
     50      * Constructor.
     51      */
     52     protected SSLServerSocketFactoryImpl(SSLParametersImpl sslParameters) {
     53         this.sslParameters = (SSLParametersImpl) sslParameters.clone();
     54         this.sslParameters.setUseClientMode(false);
     55     }
     56 
     57     /**
     58      * @see javax.net.ssl.SSLServerSocketFactory#getDefaultCipherSuites()
     59      */
     60     @Override
     61     public String[] getDefaultCipherSuites() {
     62         if (instantiationException != null) {
     63             return EmptyArray.STRING;
     64         }
     65         return sslParameters.getEnabledCipherSuites();
     66     }
     67 
     68     /**
     69      * @see javax.net.ssl.SSLServerSocketFactory#getSupportedCipherSuites()
     70      */
     71     @Override
     72     public String[] getSupportedCipherSuites() {
     73         if (instantiationException != null) {
     74             return EmptyArray.STRING;
     75         }
     76         return CipherSuite.getSupportedCipherSuiteNames();
     77     }
     78 
     79     /**
     80      * @see javax.net.ServerSocketFactory#createServerSocket()
     81      */
     82     @Override
     83     public ServerSocket createServerSocket() throws IOException {
     84         if (instantiationException != null) {
     85             throw instantiationException;
     86         }
     87         return new SSLServerSocketImpl((SSLParametersImpl) sslParameters.clone());
     88     }
     89 
     90 
     91     /**
     92      * @see javax.net.ServerSocketFactory#createServerSocket(int)
     93      */
     94     @Override
     95     public ServerSocket createServerSocket(int port) throws IOException {
     96         if (instantiationException != null) {
     97             throw instantiationException;
     98         }
     99         return new SSLServerSocketImpl(port,
    100                 (SSLParametersImpl) sslParameters.clone());
    101     }
    102 
    103     /**
    104      * @see javax.net.ServerSocketFactory#createServerSocket(int,int)
    105      */
    106     @Override
    107     public ServerSocket createServerSocket(int port, int backlog)
    108             throws IOException {
    109         if (instantiationException != null) {
    110             throw instantiationException;
    111         }
    112         return new SSLServerSocketImpl(port, backlog,
    113                 (SSLParametersImpl) sslParameters.clone());
    114     }
    115 
    116     /**
    117      * @see javax.net.ServerSocketFactory#createServerSocket(int,int,InetAddress)
    118      */
    119     @Override
    120     public ServerSocket createServerSocket(int port, int backlog,
    121             InetAddress iAddress) throws IOException {
    122         if (instantiationException != null) {
    123             throw instantiationException;
    124         }
    125         return new SSLServerSocketImpl(port, backlog, iAddress,
    126                 (SSLParametersImpl) sslParameters.clone());
    127     }
    128 }
    129