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3bb870bfcd
git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@5030 6c8d7289-2bf4-0310-a012-ef5d649a1542
120 lines
4.5 KiB
Java
120 lines
4.5 KiB
Java
/*
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* ====================================================================
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*
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*/
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/* CHANGES to original file
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* ========================
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* 2008-04-07 danielr: changed package from org.apache.commons.httpclient.contrib.ssl
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*/
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package de.anomic.http;
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import java.security.KeyStore;
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import java.security.KeyStoreException;
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import java.security.NoSuchAlgorithmException;
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import java.security.cert.CertificateException;
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import java.security.cert.X509Certificate;
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import javax.net.ssl.TrustManager;
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import javax.net.ssl.TrustManagerFactory;
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import javax.net.ssl.X509TrustManager;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* <p>
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* EasyX509TrustManager unlike default {@link X509TrustManager} accepts
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* self-signed certificates.
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* </p>
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* <p>
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* This trust manager SHOULD NOT be used for productive systems
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* due to security reasons, unless it is a concious decision and
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* you are perfectly aware of security implications of accepting
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* self-signed certificates
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* </p>
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*
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* @author <a href="mailto:adrian.sutton@ephox.com">Adrian Sutton</a>
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* @author <a href="mailto:oleg@ural.ru">Oleg Kalnichevski</a>
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*
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* <p>
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* DISCLAIMER: HttpClient developers DO NOT actively support this component.
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* The component is provided as a reference material, which may be inappropriate
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* for use without additional customization.
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* </p>
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*/
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public class EasyX509TrustManager implements X509TrustManager
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{
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private X509TrustManager standardTrustManager = null;
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/** Log object for this class. */
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private static final Log LOG = LogFactory.getLog(EasyX509TrustManager.class);
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/**
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* Constructor for EasyX509TrustManager.
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*/
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public EasyX509TrustManager(final KeyStore keystore) throws NoSuchAlgorithmException, KeyStoreException {
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super();
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final TrustManagerFactory factory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
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factory.init(keystore);
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final TrustManager[] trustmanagers = factory.getTrustManagers();
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if (trustmanagers.length == 0) {
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throw new NoSuchAlgorithmException("no trust manager found");
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}
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this.standardTrustManager = (X509TrustManager)trustmanagers[0];
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}
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/**
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* @see javax.net.ssl.X509TrustManager#checkClientTrusted(X509Certificate[],String authType)
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*/
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public void checkClientTrusted(final X509Certificate[] certificates,final String authType) throws CertificateException {
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standardTrustManager.checkClientTrusted(certificates,authType);
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}
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/**
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* @see javax.net.ssl.X509TrustManager#checkServerTrusted(X509Certificate[],String authType)
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*/
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public void checkServerTrusted(final X509Certificate[] certificates,final String authType) throws CertificateException {
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if ((certificates != null) && LOG.isDebugEnabled()) {
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LOG.debug("Server certificate chain:");
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for (int i = 0; i < certificates.length; i++) {
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LOG.debug("X509Certificate[" + i + "]=" + certificates[i]);
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}
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}
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if ((certificates != null) && (certificates.length == 1)) {
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certificates[0].checkValidity();
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} else {
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standardTrustManager.checkServerTrusted(certificates,authType);
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}
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}
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/**
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* @see javax.net.ssl.X509TrustManager#getAcceptedIssuers()
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*/
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public X509Certificate[] getAcceptedIssuers() {
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return this.standardTrustManager.getAcceptedIssuers();
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}
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}
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