/*

 * Copyright 2008 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

/*

 * @test

 * @bug 6659990

 * @summary test the immutability of the Date fields in KerberosTicket class.

 */

import java.net.InetAddress;

import java.util.Date;

import java.io.*;

import javax.security.auth.kerberos.KerberosKey;

import javax.security.auth.kerberos.KerberosPrincipal;

import javax.security.auth.kerberos.KerberosTicket;

import sun.misc.BASE64Decoder;

public class KerberosTixDateTest {

    // Serialized KerberosTicket from JDK6 (encoded in BASE64)

    // Note: the KerberosTicket object is created using the same values as

    // the KerberosTicket 't' in main(). Deserialization should succeed

    // and the deserialized object should equal to 't'.

    static String serializedKerberosTix =

"rO0ABXNyACtqYXZheC5zZWN1cml0eS5hdXRoLmtlcmJlcm9zLktlcmJlcm9zVGlja2V0ZqGBbXB3" +

"w7sCAApbAAxhc24xRW5jb2Rpbmd0AAJbQkwACGF1dGhUaW1ldAAQTGphdmEvdXRpbC9EYXRlO0wA" +

"BmNsaWVudHQAMExqYXZheC9zZWN1cml0eS9hdXRoL2tlcmJlcm9zL0tlcmJlcm9zUHJpbmNpcGFs" +

"O1sAD2NsaWVudEFkZHJlc3Nlc3QAF1tMamF2YS9uZXQvSW5ldEFkZHJlc3M7TAAHZW5kVGltZXEA" +

"fgACWwAFZmxhZ3N0AAJbWkwACXJlbmV3VGlsbHEAfgACTAAGc2VydmVycQB+AANMAApzZXNzaW9u" +

"S2V5dAAmTGphdmF4L3NlY3VyaXR5L2F1dGgva2VyYmVyb3MvS2V5SW1wbDtMAAlzdGFydFRpbWVx" +

"AH4AAnhwdXIAAltCrPMX+AYIVOACAAB4cAAAAARhc24xc3IADmphdmEudXRpbC5EYXRlaGqBAUtZ" +

"dBkDAAB4cHcIAAAAAAC8YU54c3IALmphdmF4LnNlY3VyaXR5LmF1dGgua2VyYmVyb3MuS2VyYmVy" +

"b3NQcmluY2lwYWyZp31dDx4zKQMAAHhwdXEAfgAIAAAAEzARoAMCAQGhCjAIGwZjbGllbnR1cQB+" +

"AAgAAAAVGxNKTEFCUy5TRkJBWS5TVU4uQ09NeHBxAH4AC3VyAAJbWlePIDkUuF3iAgAAeHAAAAAg" +

"AAAAAAAAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABxAH4AC3NxAH4ADHVxAH4ACAAAABMwEaAD" +

"AgEBoQowCBsGc2VydmVydXEAfgAIAAAAFRsTSkxBQlMuU0ZCQVkuU1VOLkNPTXhzcgAkamF2YXgu" +

"c2VjdXJpdHkuYXV0aC5rZXJiZXJvcy5LZXlJbXBskoOG6DyvS9cDAAB4cHVxAH4ACAAAABUwE6AD" +

        "AgEBoQwECnNlc3Npb25LZXl4cQB+AAs=";

    public static void main(String[] args) throws Exception {

        byte[] asn1Bytes = "asn1".getBytes();

        KerberosPrincipal client = new KerberosPrincipal("client");

        KerberosPrincipal server = new KerberosPrincipal("server");

        byte[] keyBytes = "sessionKey".getBytes();

        long originalTime = 12345678L;

        Date inDate = new Date(originalTime);

        boolean[] flags = new boolean[9];

        flags[8] = true; // renewable

        KerberosTicket t = new KerberosTicket(asn1Bytes, client, server,

                keyBytes, 1 /*keyType*/, flags, inDate /*authTime*/,

                inDate /*startTime*/, inDate /*endTime*/,

                inDate /*renewTill*/, null /*clientAddresses*/);

        inDate.setTime(0); // for testing the constructor

        testDateImmutability(t, originalTime);

        testS11nCompatibility(t); // S11n: Serialization

    }

    private static void checkTime(KerberosTicket kt, long timeValue) {

        if (kt.getAuthTime().getTime() != timeValue) {

            throw new RuntimeException("authTime check fails!");

        }

        if (kt.getStartTime().getTime() != timeValue) {

            throw new RuntimeException("startTime check fails!");

        }

        if (kt.getEndTime().getTime() != timeValue) {

            throw new RuntimeException("endTime check fails!");

        }

        if (kt.getRenewTill().getTime() != timeValue) {

            throw new RuntimeException("renewTill check fails!");

        }

    }

    private static void testDateImmutability(KerberosTicket t, long origTime)

        throws Exception {

        // test the constructor

        System.out.println("Testing constructor...");

        checkTime(t, origTime);

        // test the getAuth/Start/EndTime() & getRenewTill() methods

        System.out.println("Testing getAuth/Start/EndTime() & getRenewTill()...");

        t.getAuthTime().setTime(0);

        t.getStartTime().setTime(0);

        t.getEndTime().setTime(0);

        t.getRenewTill().setTime(0);

        checkTime(t, origTime);

        System.out.println("DateImmutability Test Passed");

    }

    private static void checkEqualsAndHashCode(byte[] bytes, KerberosTicket t)

        throws IOException, ClassNotFoundException {

        ByteArrayInputStream bais = new ByteArrayInputStream(bytes);

        KerberosTicket deserializedTicket = (KerberosTicket)

                (new ObjectInputStream(bais).readObject());

        if (!deserializedTicket.equals(t)) {

            throw new RuntimeException("equals() check fails!");

        }

        if (deserializedTicket.hashCode() != t.hashCode()) {

            throw new RuntimeException("hashCode() check fails!");

        }

    }

    private static void testS11nCompatibility(KerberosTicket t)

        throws Exception {

        System.out.println("Testing against KerberosTicket from JDK6...");

        byte[] serializedBytes =

            new BASE64Decoder().decodeBuffer(serializedKerberosTix);

        checkEqualsAndHashCode(serializedBytes, t);

        System.out.println("Testing against KerberosTicket from current rel...");

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        new ObjectOutputStream(baos).writeObject(t);

        checkEqualsAndHashCode(baos.toByteArray(), t);

        System.out.println("S11nCompatibility Test Passed");

    }

}