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Java example source code file (CheckNullEntity.java)

This example Java source code file (CheckNullEntity.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

checknullentity, exception, fileinputstream, illegalargumentexception, jks, keystore, net, network, rsa, security, should, ssl, string, sunx509, trustmanagerfactory, util, x509certificate, x509extendedtrustmanager

The CheckNullEntity.java Java example source code

/*
 * Copyright (c) 2005, 2007, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 5053815
 * @summary unspecified exceptions in X509TrustManager.checkClient[Server]Truste
d
 * @author Xuelei Fan
 */

import java.io.*;
import java.net.*;
import javax.net.ssl.*;
import java.security.cert.X509Certificate;
import java.security.*;
import java.util.Enumeration;

import com.sun.net.ssl.internal.ssl.X509ExtendedTrustManager;

public class CheckNullEntity {

    /*
     * =============================================================
     * Set the various variables needed for the tests, then
     * specify what tests to run on each side.
     */

    /*
     * Should we run the client or server in a separate thread?
     * Both sides can throw exceptions, but do you have a preference
     * as to which side should be the main thread.
     */
    static boolean separateServerThread = true;

    /*
     * Where do we find the keystores?
     */
    static String pathToStores = "../../../../../../../etc";
    static String keyStoreFile = "keystore";
    static String trustStoreFile = "truststore";
    static String passwd = "passphrase";

    private void initialize() throws Exception {
        String trustFilename =
            System.getProperty("test.src", "./") + "/" + pathToStores +
                "/" + trustStoreFile;
        char[] passphrase = "passphrase".toCharArray();

        KeyStore ks = KeyStore.getInstance("JKS");
        ks.load(new FileInputStream(trustFilename), passphrase);

        for (Enumeration e = ks.aliases() ; e.hasMoreElements() ;) {
            String alias = (String)e.nextElement();
            if (ks.isCertificateEntry(alias)) {
                certChain[0] = (X509Certificate)ks.getCertificate(alias);
                break;
            }
        }

        TrustManagerFactory tmf =
            TrustManagerFactory.getInstance("SunX509");
        tmf.init(ks);

        trustManager = (X509TrustManager)(tmf.getTrustManagers())[0];
    }

    /*
     * =============================================================
     * The remainder is just support stuff
     */
    public static void main(String[] args) throws Exception {
        /*
         * Start the tests.
         */
        new CheckNullEntity();
    }

    X509Certificate[] certChain = {null, null};
    X509TrustManager trustManager = null;

    /*
     * Primary constructor, used to drive remainder of the test.
     *
     * Fork off the other side, then do your work.
     */
    CheckNullEntity() throws Exception {
        String authType = "RSA";
        int failed = 0x3F; // indicate six tests for normal TM
        int extFailed = 0x3F; // indicate six tests for extended TM

        initialize();
        try {
            try {
                trustManager.checkClientTrusted(certChain, (String)null);
            } catch (IllegalArgumentException iae) {
                // get the right exception
                failed >>= 1;
            }

            try {
                trustManager.checkServerTrusted(certChain, (String)null);
            } catch (IllegalArgumentException iae) {
                // get the right exception
                failed >>= 1;
            }

            try {
                trustManager.checkClientTrusted(certChain, "");
            } catch (IllegalArgumentException iae) {
                // get the right exception
                failed >>= 1;
            }

            try {
                trustManager.checkServerTrusted(certChain, "");
            } catch (IllegalArgumentException iae) {
                // get the right exception
                failed >>= 1;
            }

            try {
                trustManager.checkClientTrusted(null, authType);
            } catch (IllegalArgumentException iae) {
                // get the right exception
                failed >>= 1;
            }

            try {
                trustManager.checkServerTrusted(null, authType);
            } catch (IllegalArgumentException iae) {
                // get the right exception
                failed >>= 1;
            }

            if (trustManager instanceof X509ExtendedTrustManager) {
                try {
                    ((X509ExtendedTrustManager)trustManager).checkClientTrusted(
                        certChain, (String)null, "localhost", null);
                } catch (IllegalArgumentException iae) {
                    // get the right exception
                    extFailed >>= 1;
                }

                try {
                    ((X509ExtendedTrustManager)trustManager).checkServerTrusted(
                        certChain, (String)null, "localhost", null);
                } catch (IllegalArgumentException iae) {
                    // get the right exception
                    extFailed >>= 1;
                }

                try {
                    ((X509ExtendedTrustManager)trustManager).checkClientTrusted(
                        certChain, "", "localhost", null);
                } catch (IllegalArgumentException iae) {
                    // get the right exception
                    extFailed >>= 1;
                }

                try {
                    ((X509ExtendedTrustManager)trustManager).checkServerTrusted(
                        certChain, "", "localhost", null);
                } catch (IllegalArgumentException iae) {
                    // get the right exception
                    extFailed >>= 1;
                }

                try {
                    ((X509ExtendedTrustManager)trustManager).checkClientTrusted(
                        null, authType, "localhost", null);
                } catch (IllegalArgumentException iae) {
                    // get the right exception
                    extFailed >>= 1;
                }

                try {
                    ((X509ExtendedTrustManager)trustManager).checkServerTrusted(
                        null, authType, "localhost", null);
                } catch (IllegalArgumentException iae) {
                    // get the right exception
                    extFailed >>= 1;
                }
            } else {
                extFailed = 0;
            }
        } catch (NullPointerException npe) {
            // IllegalArgumentException should be thrown
            failed = 1;
        } catch (Exception e) {
            // ignore
            System.out.println("Got another exception e" + e);
        }

        if (failed != 0 || extFailed != 0) {
            throw new Exception("Should throw IllegalArgumentException");
        }
    }
}

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