Android Open Source - verfluchter-android Easy X509 Trust Manager

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Java Source Code

/*
 * 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
 */*from   w  ww  .  j  a v  a  2s .c o m*/
 *   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.
 */

package pl.xsolve.verfluchter.rest;


import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

/**
 * @author olamy
 * @version $Id: EasyX509TrustManager.java 765355 2009-04-15 20:59:07Z evenisse $
 * @since 1.2.3
 */
public class EasyX509TrustManager implements X509TrustManager {

    private X509TrustManager standardTrustManager = null;

    /**
     * Constructor for EasyX509TrustManager.
     */
    public EasyX509TrustManager(KeyStore keystore) throws NoSuchAlgorithmException, KeyStoreException {
        super();
        TrustManagerFactory factory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
        factory.init(keystore);
        TrustManager[] trustmanagers = factory.getTrustManagers();
        if (trustmanagers.length == 0) {
            throw new NoSuchAlgorithmException("no trust manager found");
        }
        this.standardTrustManager = (X509TrustManager) trustmanagers[0];
    }

    /**
     * @see javax.net.ssl.X509TrustManager#checkClientTrusted(X509Certificate[],String authType)
     */
    public void checkClientTrusted(X509Certificate[] certificates, String authType) throws CertificateException {
        standardTrustManager.checkClientTrusted(certificates, authType);
    }

    /**
     * @see javax.net.ssl.X509TrustManager#checkServerTrusted(X509Certificate[],String authType)
     */
    public void checkServerTrusted(X509Certificate[] certificates, String authType) throws CertificateException {
        if ((certificates != null) && (certificates.length == 1)) {
            certificates[0].checkValidity();
        } else {
            standardTrustManager.checkServerTrusted(certificates, authType);
        }
    }

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

}

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