it.drwolf.ridire.session.ssl.EasyX509TrustManager.java Source code

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Here is the source code for it.drwolf.ridire.session.ssl.EasyX509TrustManager.java

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/*******************************************************************************
 * Copyright 2013 Universit degli Studi di Firenze
 * 
 * Licensed 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.
 ******************************************************************************/
/*
Copyright 2005 Andrea Agili, Marco Fabbri, Manuel Zini
     
Licensed 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.
    
$Id: EasyX509TrustManager.java,v 1.5 2011/09/28 15:04:07 fabbri Exp $
 */
/*
 * ====================================================================
 *
 *  Copyright 2002-2004 The Apache Software Foundation
 *
 *  Licensed 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 it.drwolf.ridire.session.ssl;

import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * <p>
 * EasyX509TrustManager unlike default {@link X509TrustManager} accepts
 * self-signed certificates.
 * </p>
 * <p>
 * This trust manager SHOULD NOT be used for productive systems due to security
 * reasons, unless it is a concious decision and you are perfectly aware of
 * security implications of accepting self-signed certificates
 * </p>
 * 
 * @author <a href="mailto:adrian.sutton@ephox.com">Adrian Sutton</a>
 * @author <a href="mailto:oleg@ural.ru">Oleg Kalnichevski</a>
 * 
 *         <p>
 *         DISCLAIMER: HttpClient developers DO NOT actively support this
 *         component. The component is provided as a reference material, which
 *         may be inappropriate for use without additional customization.
 *         </p>
 */

public class EasyX509TrustManager implements X509TrustManager {
    private X509TrustManager standardTrustManager = null;

    /** Log object for this class. */
    private static final Log LOG = LogFactory.getLog(EasyX509TrustManager.class);

    /**
     * Constructor for EasyX509TrustManager.
     */
    public EasyX509TrustManager(KeyStore keystore) throws NoSuchAlgorithmException, KeyStoreException {
        super();
        TrustManagerFactory factory = TrustManagerFactory.getInstance("SunX509");
        factory.init(keystore);
        TrustManager[] trustmanagers = factory.getTrustManagers();
        if (trustmanagers.length == 0) {
            throw new NoSuchAlgorithmException("SunX509 trust manager not supported");
        }
        this.standardTrustManager = (X509TrustManager) trustmanagers[0];
    }

    public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
        // TODO Auto-generated method stub

    }

    public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
        // TODO Auto-generated method stub

    }

    /**
     * @see com.sun.net.ssl.X509TrustManager#getAcceptedIssuers()
     */
    public X509Certificate[] getAcceptedIssuers() {
        return this.standardTrustManager.getAcceptedIssuers();
    }

    /**
     * @see com.sun.net.ssl.X509TrustManager#isClientTrusted(X509Certificate[])
     */
    public boolean isClientTrusted(X509Certificate[] certificates) {
        return ((EasyX509TrustManager) this.standardTrustManager).isClientTrusted(certificates);
    }

    /**
     * @see com.sun.net.ssl.X509TrustManager#isServerTrusted(X509Certificate[])
     */
    public boolean isServerTrusted(X509Certificate[] certificates) {
        if (certificates != null && LOG.isDebugEnabled()) {
            LOG.debug("Server certificate chain:");
            for (int i = 0; i < certificates.length; i++) {
                LOG.debug("X509Certificate[" + i + "]=" + certificates[i]);
            }
        }
        if (certificates != null && certificates.length == 1) {
            X509Certificate certificate = certificates[0];
            try {
                certificate.checkValidity();
            } catch (CertificateException e) {
                LOG.error(e.toString());
                return false;
            }
            return true;
        } else {
            return ((EasyX509TrustManager) this.standardTrustManager).isServerTrusted(certificates);
        }
    }
}