src/eu/alefzero/owncloud/authenticator/EasyX509TrustManager.java

   1 package eu.alefzero.owncloud.authenticator;
   2
   3 /*
   4  * Licensed to the Apache Software Foundation (ASF) under one
   5  * or more contributor license agreements.  See the NOTICE file
   6  * distributed with this work for additional information
   7  * regarding copyright ownership.  The ASF licenses this file
   8  * to you under the Apache License, Version 2.0 (the
   9  * "License"); you may not use this file except in compliance
  10  * with the License.  You may obtain a copy of the License at
  11  *
  12  *   http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing,
  15  * software distributed under the License is distributed on an
  16  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  17  * KIND, either express or implied.  See the License for the
  18  * specific language governing permissions and limitations
  19  * under the License.
  20  */
  21
  22 import java.security.KeyStore;
  23 import java.security.KeyStoreException;
  24 import java.security.NoSuchAlgorithmException;
  25 import java.security.cert.CertificateException;
  26 import java.security.cert.X509Certificate;
  27
  28 import javax.net.ssl.TrustManager;
  29 import javax.net.ssl.TrustManagerFactory;
  30 import javax.net.ssl.X509TrustManager;
  31
  32 /**
  33  * @author olamy
  34  * @version $Id: EasyX509TrustManager.java 765355 2009-04-15 20:59:07Z evenisse
  35  *          $
  36  * @since 1.2.3
  37  */
  38 public class EasyX509TrustManager implements X509TrustManager {
  39
  40     private X509TrustManager standardTrustManager = null;
  41
  42     /**
  43      * Constructor for EasyX509TrustManager.
  44      */
  45     public EasyX509TrustManager(KeyStore keystore)
  46             throws NoSuchAlgorithmException, KeyStoreException {
  47         super();
  48         TrustManagerFactory factory = TrustManagerFactory
  49                 .getInstance(TrustManagerFactory.getDefaultAlgorithm());
  50         factory.init(keystore);
  51         TrustManager[] trustmanagers = factory.getTrustManagers();
  52         if (trustmanagers.length == 0) {
  53             throw new NoSuchAlgorithmException("no trust manager found");
  54         }
  55         this.standardTrustManager = (X509TrustManager) trustmanagers[0];
  56     }
  57
  58     /**
  59      * @see javax.net.ssl.X509TrustManager#checkClientTrusted(X509Certificate[],
  60      *      String authType)
  61      */
  62     public void checkClientTrusted(X509Certificate[] certificates,
  63             String authType) throws CertificateException {
  64         standardTrustManager.checkClientTrusted(certificates, authType);
  65     }
  66
  67     /**
  68      * @see javax.net.ssl.X509TrustManager#checkServerTrusted(X509Certificate[],
  69      *      String authType)
  70      */
  71     public void checkServerTrusted(X509Certificate[] certificates,
  72             String authType) throws CertificateException {
  73         if ((certificates != null) && (certificates.length == 1)) {
  74             certificates[0].checkValidity();
  75         } else {
  76             // standardTrustManager.checkServerTrusted( certificates, authType
  77             // );
  78         }
  79     }
  80
  81     /**
  82      * @see javax.net.ssl.X509TrustManager#getAcceptedIssuers()
  83      */
  84     public X509Certificate[] getAcceptedIssuers() {
  85         return this.standardTrustManager.getAcceptedIssuers();
  86     }
  87
  88 }