alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Java example source code file (TestLeadingZeroes.java)

This example Java source code file (TestLeadingZeroes.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

crypto, exception, first, keyagreement, pkcs8encodedkeyspec, privatekey, publickey, security, shared, stringbuffer, sunjce, testleadingzeroes, tls, unexpected, x509encodedkeyspec

The TestLeadingZeroes.java Java example source code

/*
 * Copyright (c) 2013, 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 8014618
 * @summary Need to strip leading zeros in TlsPremasterSecret of DHKeyAgreement
 * @author Pasi Eronen
 */

import java.io.*;
import java.security.*;
import java.security.spec.*;
import java.security.interfaces.*;
import javax.crypto.*;
import javax.crypto.spec.*;
import javax.crypto.interfaces.*;
import com.sun.crypto.provider.SunJCE;

/**
 * Test that leading zeroes are stripped in TlsPremasterSecret case,
 * but are left as-is in other cases.
 *
 * We use pre-generated keypairs, since with randomly generated keypairs,
 * a leading zero happens only (roughly) 1 out of 256 cases.
 */

public class TestLeadingZeroes {

    private static final String SUNJCE = "SunJCE";

    private TestLeadingZeroes() {}

    public static void main(String argv[]) throws Exception {
        // Add JCE to the list of providers
        SunJCE jce = new SunJCE();
        Security.addProvider(jce);

        TestLeadingZeroes keyAgree = new TestLeadingZeroes();
        keyAgree.run();
        System.out.println("Test Passed");
    }

    private void run() throws Exception {

        // decode pre-generated keypairs
        KeyFactory kfac = KeyFactory.getInstance("DH");
        PublicKey alicePubKey =
            kfac.generatePublic(new X509EncodedKeySpec(alicePubKeyEnc));
        PublicKey bobPubKey =
            kfac.generatePublic(new X509EncodedKeySpec(bobPubKeyEnc));
        PrivateKey alicePrivKey =
            kfac.generatePrivate(new PKCS8EncodedKeySpec(alicePrivKeyEnc));
        PrivateKey bobPrivKey =
            kfac.generatePrivate(new PKCS8EncodedKeySpec(bobPrivKeyEnc));

        // generate normal shared secret
        KeyAgreement aliceKeyAgree = KeyAgreement.getInstance("DH", SUNJCE);
        aliceKeyAgree.init(alicePrivKey);
        aliceKeyAgree.doPhase(bobPubKey, true);
        byte[] sharedSecret = aliceKeyAgree.generateSecret();
        System.out.println("shared secret:\n" + toHexString(sharedSecret));

        // verify that leading zero is present
        if (sharedSecret.length != 128) {
            throw new Exception("Unexpected shared secret length");
        }
        if (sharedSecret[0] != 0) {
            throw new Exception("First byte is not zero as expected");
        }

        // now, test TLS premaster secret
        aliceKeyAgree.init(alicePrivKey);
        aliceKeyAgree.doPhase(bobPubKey, true);
        byte[] tlsPremasterSecret =
            aliceKeyAgree.generateSecret("TlsPremasterSecret").getEncoded();
        System.out.println(
            "tls premaster secret:\n" + toHexString(tlsPremasterSecret));

        // check that leading zero has been stripped
        if (tlsPremasterSecret.length != 127) {
            throw new Exception("Unexpected TLS premaster secret length");
        }
        if (tlsPremasterSecret[0] == 0) {
            throw new Exception("First byte is zero");
        }
        for (int i = 0; i < tlsPremasterSecret.length; i++) {
            if (tlsPremasterSecret[i] != sharedSecret[i+1]) {
                throw new Exception("Shared secrets differ");
            }
        }

    }

    /*
     * Converts a byte to hex digit and writes to the supplied buffer
     */
    private void byte2hex(byte b, StringBuffer buf) {
        char[] hexChars = { '0', '1', '2', '3', '4', '5', '6', '7', '8',
                            '9', 'A', 'B', 'C', 'D', 'E', 'F' };
        int high = ((b & 0xf0) >> 4);
        int low = (b & 0x0f);
        buf.append(hexChars[high]);
        buf.append(hexChars[low]);
    }

    /*
     * Converts a byte array to hex string
     */
    private String toHexString(byte[] block) {
        StringBuffer buf = new StringBuffer();

        int len = block.length;

        for (int i = 0; i < len; i++) {
             byte2hex(block[i], buf);
             if (i < len-1) {
                 buf.append(":");
             }
        }
        return buf.toString();
    }

    private static final byte alicePubKeyEnc[] = {
        (byte)0x30, (byte)0x82, (byte)0x01, (byte)0x24,
        (byte)0x30, (byte)0x81, (byte)0x99, (byte)0x06,
        (byte)0x09, (byte)0x2A, (byte)0x86, (byte)0x48,
        (byte)0x86, (byte)0xF7, (byte)0x0D, (byte)0x01,
        (byte)0x03, (byte)0x01, (byte)0x30, (byte)0x81,
        (byte)0x8B, (byte)0x02, (byte)0x81, (byte)0x81,
        (byte)0x00, (byte)0xF4, (byte)0x88, (byte)0xFD,
        (byte)0x58, (byte)0x4E, (byte)0x49, (byte)0xDB,
        (byte)0xCD, (byte)0x20, (byte)0xB4, (byte)0x9D,
        (byte)0xE4, (byte)0x91, (byte)0x07, (byte)0x36,
        (byte)0x6B, (byte)0x33, (byte)0x6C, (byte)0x38,
        (byte)0x0D, (byte)0x45, (byte)0x1D, (byte)0x0F,
        (byte)0x7C, (byte)0x88, (byte)0xB3, (byte)0x1C,
        (byte)0x7C, (byte)0x5B, (byte)0x2D, (byte)0x8E,
        (byte)0xF6, (byte)0xF3, (byte)0xC9, (byte)0x23,
        (byte)0xC0, (byte)0x43, (byte)0xF0, (byte)0xA5,
        (byte)0x5B, (byte)0x18, (byte)0x8D, (byte)0x8E,
        (byte)0xBB, (byte)0x55, (byte)0x8C, (byte)0xB8,
        (byte)0x5D, (byte)0x38, (byte)0xD3, (byte)0x34,
        (byte)0xFD, (byte)0x7C, (byte)0x17, (byte)0x57,
        (byte)0x43, (byte)0xA3, (byte)0x1D, (byte)0x18,
        (byte)0x6C, (byte)0xDE, (byte)0x33, (byte)0x21,
        (byte)0x2C, (byte)0xB5, (byte)0x2A, (byte)0xFF,
        (byte)0x3C, (byte)0xE1, (byte)0xB1, (byte)0x29,
        (byte)0x40, (byte)0x18, (byte)0x11, (byte)0x8D,
        (byte)0x7C, (byte)0x84, (byte)0xA7, (byte)0x0A,
        (byte)0x72, (byte)0xD6, (byte)0x86, (byte)0xC4,
        (byte)0x03, (byte)0x19, (byte)0xC8, (byte)0x07,
        (byte)0x29, (byte)0x7A, (byte)0xCA, (byte)0x95,
        (byte)0x0C, (byte)0xD9, (byte)0x96, (byte)0x9F,
        (byte)0xAB, (byte)0xD0, (byte)0x0A, (byte)0x50,
        (byte)0x9B, (byte)0x02, (byte)0x46, (byte)0xD3,
        (byte)0x08, (byte)0x3D, (byte)0x66, (byte)0xA4,
        (byte)0x5D, (byte)0x41, (byte)0x9F, (byte)0x9C,
        (byte)0x7C, (byte)0xBD, (byte)0x89, (byte)0x4B,
        (byte)0x22, (byte)0x19, (byte)0x26, (byte)0xBA,
        (byte)0xAB, (byte)0xA2, (byte)0x5E, (byte)0xC3,
        (byte)0x55, (byte)0xE9, (byte)0x2F, (byte)0x78,
        (byte)0xC7, (byte)0x02, (byte)0x01, (byte)0x02,
        (byte)0x02, (byte)0x02, (byte)0x02, (byte)0x00,
        (byte)0x03, (byte)0x81, (byte)0x85, (byte)0x00,
        (byte)0x02, (byte)0x81, (byte)0x81, (byte)0x00,
        (byte)0xEE, (byte)0xD6, (byte)0xB1, (byte)0xA3,
        (byte)0xB4, (byte)0x78, (byte)0x2B, (byte)0x35,
        (byte)0xEF, (byte)0xCD, (byte)0x17, (byte)0x86,
        (byte)0x63, (byte)0x2B, (byte)0x97, (byte)0x0E,
        (byte)0x7A, (byte)0xD1, (byte)0xFF, (byte)0x7A,
        (byte)0xEB, (byte)0x57, (byte)0x61, (byte)0xA1,
        (byte)0xF7, (byte)0x90, (byte)0x11, (byte)0xA7,
        (byte)0x79, (byte)0x28, (byte)0x69, (byte)0xBA,
        (byte)0xA7, (byte)0xB2, (byte)0x37, (byte)0x17,
        (byte)0xAE, (byte)0x3C, (byte)0x92, (byte)0x89,
        (byte)0x88, (byte)0xE5, (byte)0x7E, (byte)0x8E,
        (byte)0xF0, (byte)0x24, (byte)0xD0, (byte)0xE1,
        (byte)0xC4, (byte)0xB0, (byte)0x26, (byte)0x5A,
        (byte)0x1E, (byte)0xBD, (byte)0xA0, (byte)0xCF,
        (byte)0x3E, (byte)0x97, (byte)0x2A, (byte)0x13,
        (byte)0x92, (byte)0x3B, (byte)0x39, (byte)0xD0,
        (byte)0x1D, (byte)0xA3, (byte)0x6B, (byte)0x3E,
        (byte)0xC2, (byte)0xBB, (byte)0x14, (byte)0xB6,
        (byte)0xE2, (byte)0x4C, (byte)0x0E, (byte)0x5B,
        (byte)0x4B, (byte)0xA4, (byte)0x9D, (byte)0xA6,
        (byte)0x21, (byte)0xB0, (byte)0xF9, (byte)0xDE,
        (byte)0x55, (byte)0xAE, (byte)0x5C, (byte)0x29,
        (byte)0x0E, (byte)0xC1, (byte)0xFC, (byte)0xBA,
        (byte)0x51, (byte)0xD3, (byte)0xB6, (byte)0x6D,
        (byte)0x75, (byte)0x72, (byte)0xDF, (byte)0x43,
        (byte)0xAB, (byte)0x94, (byte)0x21, (byte)0x6E,
        (byte)0x0C, (byte)0xD1, (byte)0x93, (byte)0x54,
        (byte)0x56, (byte)0x7D, (byte)0x4B, (byte)0x90,
        (byte)0xF1, (byte)0x94, (byte)0x45, (byte)0xD4,
        (byte)0x2A, (byte)0x71, (byte)0xA1, (byte)0xB8,
        (byte)0xDD, (byte)0xAA, (byte)0x05, (byte)0xF0,
        (byte)0x27, (byte)0x37, (byte)0xBD, (byte)0x44
    };

    private static final byte alicePrivKeyEnc[] = {
        (byte)0x30, (byte)0x81, (byte)0xE3, (byte)0x02,
        (byte)0x01, (byte)0x00, (byte)0x30, (byte)0x81,
        (byte)0x99, (byte)0x06, (byte)0x09, (byte)0x2A,
        (byte)0x86, (byte)0x48, (byte)0x86, (byte)0xF7,
        (byte)0x0D, (byte)0x01, (byte)0x03, (byte)0x01,
        (byte)0x30, (byte)0x81, (byte)0x8B, (byte)0x02,
        (byte)0x81, (byte)0x81, (byte)0x00, (byte)0xF4,
        (byte)0x88, (byte)0xFD, (byte)0x58, (byte)0x4E,
        (byte)0x49, (byte)0xDB, (byte)0xCD, (byte)0x20,
        (byte)0xB4, (byte)0x9D, (byte)0xE4, (byte)0x91,
        (byte)0x07, (byte)0x36, (byte)0x6B, (byte)0x33,
        (byte)0x6C, (byte)0x38, (byte)0x0D, (byte)0x45,
        (byte)0x1D, (byte)0x0F, (byte)0x7C, (byte)0x88,
        (byte)0xB3, (byte)0x1C, (byte)0x7C, (byte)0x5B,
        (byte)0x2D, (byte)0x8E, (byte)0xF6, (byte)0xF3,
        (byte)0xC9, (byte)0x23, (byte)0xC0, (byte)0x43,
        (byte)0xF0, (byte)0xA5, (byte)0x5B, (byte)0x18,
        (byte)0x8D, (byte)0x8E, (byte)0xBB, (byte)0x55,
        (byte)0x8C, (byte)0xB8, (byte)0x5D, (byte)0x38,
        (byte)0xD3, (byte)0x34, (byte)0xFD, (byte)0x7C,
        (byte)0x17, (byte)0x57, (byte)0x43, (byte)0xA3,
        (byte)0x1D, (byte)0x18, (byte)0x6C, (byte)0xDE,
        (byte)0x33, (byte)0x21, (byte)0x2C, (byte)0xB5,
        (byte)0x2A, (byte)0xFF, (byte)0x3C, (byte)0xE1,
        (byte)0xB1, (byte)0x29, (byte)0x40, (byte)0x18,
        (byte)0x11, (byte)0x8D, (byte)0x7C, (byte)0x84,
        (byte)0xA7, (byte)0x0A, (byte)0x72, (byte)0xD6,
        (byte)0x86, (byte)0xC4, (byte)0x03, (byte)0x19,
        (byte)0xC8, (byte)0x07, (byte)0x29, (byte)0x7A,
        (byte)0xCA, (byte)0x95, (byte)0x0C, (byte)0xD9,
        (byte)0x96, (byte)0x9F, (byte)0xAB, (byte)0xD0,
        (byte)0x0A, (byte)0x50, (byte)0x9B, (byte)0x02,
        (byte)0x46, (byte)0xD3, (byte)0x08, (byte)0x3D,
        (byte)0x66, (byte)0xA4, (byte)0x5D, (byte)0x41,
        (byte)0x9F, (byte)0x9C, (byte)0x7C, (byte)0xBD,
        (byte)0x89, (byte)0x4B, (byte)0x22, (byte)0x19,
        (byte)0x26, (byte)0xBA, (byte)0xAB, (byte)0xA2,
        (byte)0x5E, (byte)0xC3, (byte)0x55, (byte)0xE9,
        (byte)0x2F, (byte)0x78, (byte)0xC7, (byte)0x02,
        (byte)0x01, (byte)0x02, (byte)0x02, (byte)0x02,
        (byte)0x02, (byte)0x00, (byte)0x04, (byte)0x42,
        (byte)0x02, (byte)0x40, (byte)0x36, (byte)0x4D,
        (byte)0xD0, (byte)0x58, (byte)0x64, (byte)0x91,
        (byte)0x78, (byte)0xA2, (byte)0x4B, (byte)0x79,
        (byte)0x46, (byte)0xFE, (byte)0xC9, (byte)0xD9,
        (byte)0xCA, (byte)0x5C, (byte)0xF9, (byte)0xFD,
        (byte)0x6C, (byte)0x5D, (byte)0x76, (byte)0x3A,
        (byte)0x41, (byte)0x6D, (byte)0x44, (byte)0x62,
        (byte)0x75, (byte)0x93, (byte)0x81, (byte)0x93,
        (byte)0x00, (byte)0x4C, (byte)0xB1, (byte)0xD8,
        (byte)0x7D, (byte)0x9D, (byte)0xF3, (byte)0x16,
        (byte)0x2C, (byte)0x6C, (byte)0x9F, (byte)0x7A,
        (byte)0x84, (byte)0xA3, (byte)0x7A, (byte)0xC1,
        (byte)0x4F, (byte)0x60, (byte)0xE3, (byte)0xB5,
        (byte)0x86, (byte)0x28, (byte)0x08, (byte)0x4D,
        (byte)0x94, (byte)0xB6, (byte)0x04, (byte)0x0D,
        (byte)0xAC, (byte)0xBD, (byte)0x1F, (byte)0x42,
        (byte)0x8F, (byte)0x1B
    };

    private static final byte bobPubKeyEnc[] = {
        (byte)0x30, (byte)0x82, (byte)0x01, (byte)0x23,
        (byte)0x30, (byte)0x81, (byte)0x99, (byte)0x06,
        (byte)0x09, (byte)0x2A, (byte)0x86, (byte)0x48,
        (byte)0x86, (byte)0xF7, (byte)0x0D, (byte)0x01,
        (byte)0x03, (byte)0x01, (byte)0x30, (byte)0x81,
        (byte)0x8B, (byte)0x02, (byte)0x81, (byte)0x81,
        (byte)0x00, (byte)0xF4, (byte)0x88, (byte)0xFD,
        (byte)0x58, (byte)0x4E, (byte)0x49, (byte)0xDB,
        (byte)0xCD, (byte)0x20, (byte)0xB4, (byte)0x9D,
        (byte)0xE4, (byte)0x91, (byte)0x07, (byte)0x36,
        (byte)0x6B, (byte)0x33, (byte)0x6C, (byte)0x38,
        (byte)0x0D, (byte)0x45, (byte)0x1D, (byte)0x0F,
        (byte)0x7C, (byte)0x88, (byte)0xB3, (byte)0x1C,
        (byte)0x7C, (byte)0x5B, (byte)0x2D, (byte)0x8E,
        (byte)0xF6, (byte)0xF3, (byte)0xC9, (byte)0x23,
        (byte)0xC0, (byte)0x43, (byte)0xF0, (byte)0xA5,
        (byte)0x5B, (byte)0x18, (byte)0x8D, (byte)0x8E,
        (byte)0xBB, (byte)0x55, (byte)0x8C, (byte)0xB8,
        (byte)0x5D, (byte)0x38, (byte)0xD3, (byte)0x34,
        (byte)0xFD, (byte)0x7C, (byte)0x17, (byte)0x57,
        (byte)0x43, (byte)0xA3, (byte)0x1D, (byte)0x18,
        (byte)0x6C, (byte)0xDE, (byte)0x33, (byte)0x21,
        (byte)0x2C, (byte)0xB5, (byte)0x2A, (byte)0xFF,
        (byte)0x3C, (byte)0xE1, (byte)0xB1, (byte)0x29,
        (byte)0x40, (byte)0x18, (byte)0x11, (byte)0x8D,
        (byte)0x7C, (byte)0x84, (byte)0xA7, (byte)0x0A,
        (byte)0x72, (byte)0xD6, (byte)0x86, (byte)0xC4,
        (byte)0x03, (byte)0x19, (byte)0xC8, (byte)0x07,
        (byte)0x29, (byte)0x7A, (byte)0xCA, (byte)0x95,
        (byte)0x0C, (byte)0xD9, (byte)0x96, (byte)0x9F,
        (byte)0xAB, (byte)0xD0, (byte)0x0A, (byte)0x50,
        (byte)0x9B, (byte)0x02, (byte)0x46, (byte)0xD3,
        (byte)0x08, (byte)0x3D, (byte)0x66, (byte)0xA4,
        (byte)0x5D, (byte)0x41, (byte)0x9F, (byte)0x9C,
        (byte)0x7C, (byte)0xBD, (byte)0x89, (byte)0x4B,
        (byte)0x22, (byte)0x19, (byte)0x26, (byte)0xBA,
        (byte)0xAB, (byte)0xA2, (byte)0x5E, (byte)0xC3,
        (byte)0x55, (byte)0xE9, (byte)0x2F, (byte)0x78,
        (byte)0xC7, (byte)0x02, (byte)0x01, (byte)0x02,
        (byte)0x02, (byte)0x02, (byte)0x02, (byte)0x00,
        (byte)0x03, (byte)0x81, (byte)0x84, (byte)0x00,
        (byte)0x02, (byte)0x81, (byte)0x80, (byte)0x2C,
        (byte)0x40, (byte)0xFA, (byte)0xF6, (byte)0xA6,
        (byte)0xF8, (byte)0xAC, (byte)0xC2, (byte)0x4F,
        (byte)0xCD, (byte)0xC7, (byte)0x37, (byte)0x93,
        (byte)0xE5, (byte)0xE4, (byte)0x5E, (byte)0x18,
        (byte)0x14, (byte)0xE6, (byte)0x50, (byte)0xDA,
        (byte)0x55, (byte)0x38, (byte)0x5D, (byte)0x24,
        (byte)0xF5, (byte)0x42, (byte)0x68, (byte)0x5F,
        (byte)0xF5, (byte)0x15, (byte)0xC8, (byte)0x9B,
        (byte)0x5D, (byte)0x06, (byte)0x3D, (byte)0xE1,
        (byte)0x52, (byte)0x2F, (byte)0x98, (byte)0xFF,
        (byte)0x37, (byte)0xBB, (byte)0x75, (byte)0x48,
        (byte)0x48, (byte)0xE9, (byte)0x65, (byte)0x84,
        (byte)0x37, (byte)0xBB, (byte)0xB3, (byte)0xE9,
        (byte)0x36, (byte)0x01, (byte)0xB4, (byte)0x6A,
        (byte)0x1C, (byte)0xB2, (byte)0x11, (byte)0x82,
        (byte)0xCE, (byte)0x3D, (byte)0x65, (byte)0xE5,
        (byte)0x3C, (byte)0x89, (byte)0xE9, (byte)0x52,
        (byte)0x19, (byte)0xBD, (byte)0x58, (byte)0xF6,
        (byte)0xA2, (byte)0x03, (byte)0xA8, (byte)0xB2,
        (byte)0xA5, (byte)0xDB, (byte)0xEB, (byte)0xF5,
        (byte)0x94, (byte)0xF9, (byte)0x46, (byte)0xBE,
        (byte)0x45, (byte)0x4C, (byte)0x65, (byte)0xD2,
        (byte)0xD1, (byte)0xCF, (byte)0xFF, (byte)0xFF,
        (byte)0xFA, (byte)0x38, (byte)0xF1, (byte)0x72,
        (byte)0xAB, (byte)0xB9, (byte)0x14, (byte)0x4E,
        (byte)0xF5, (byte)0xF0, (byte)0x7A, (byte)0x8E,
        (byte)0x45, (byte)0xFD, (byte)0x5B, (byte)0xF9,
        (byte)0xA2, (byte)0x97, (byte)0x1B, (byte)0xAE,
        (byte)0x2C, (byte)0x7B, (byte)0x6B, (byte)0x7C,
        (byte)0x98, (byte)0xFE, (byte)0x58, (byte)0xDD,
        (byte)0xBE, (byte)0xF6, (byte)0x1C, (byte)0x8E,
        (byte)0xD0, (byte)0xA1, (byte)0x72
    };

    private static final byte bobPrivKeyEnc[] = {
        (byte)0x30, (byte)0x81, (byte)0xE4, (byte)0x02,
        (byte)0x01, (byte)0x00, (byte)0x30, (byte)0x81,
        (byte)0x99, (byte)0x06, (byte)0x09, (byte)0x2A,
        (byte)0x86, (byte)0x48, (byte)0x86, (byte)0xF7,
        (byte)0x0D, (byte)0x01, (byte)0x03, (byte)0x01,
        (byte)0x30, (byte)0x81, (byte)0x8B, (byte)0x02,
        (byte)0x81, (byte)0x81, (byte)0x00, (byte)0xF4,
        (byte)0x88, (byte)0xFD, (byte)0x58, (byte)0x4E,
        (byte)0x49, (byte)0xDB, (byte)0xCD, (byte)0x20,
        (byte)0xB4, (byte)0x9D, (byte)0xE4, (byte)0x91,
        (byte)0x07, (byte)0x36, (byte)0x6B, (byte)0x33,
        (byte)0x6C, (byte)0x38, (byte)0x0D, (byte)0x45,
        (byte)0x1D, (byte)0x0F, (byte)0x7C, (byte)0x88,
        (byte)0xB3, (byte)0x1C, (byte)0x7C, (byte)0x5B,
        (byte)0x2D, (byte)0x8E, (byte)0xF6, (byte)0xF3,
        (byte)0xC9, (byte)0x23, (byte)0xC0, (byte)0x43,
        (byte)0xF0, (byte)0xA5, (byte)0x5B, (byte)0x18,
        (byte)0x8D, (byte)0x8E, (byte)0xBB, (byte)0x55,
        (byte)0x8C, (byte)0xB8, (byte)0x5D, (byte)0x38,
        (byte)0xD3, (byte)0x34, (byte)0xFD, (byte)0x7C,
        (byte)0x17, (byte)0x57, (byte)0x43, (byte)0xA3,
        (byte)0x1D, (byte)0x18, (byte)0x6C, (byte)0xDE,
        (byte)0x33, (byte)0x21, (byte)0x2C, (byte)0xB5,
        (byte)0x2A, (byte)0xFF, (byte)0x3C, (byte)0xE1,
        (byte)0xB1, (byte)0x29, (byte)0x40, (byte)0x18,
        (byte)0x11, (byte)0x8D, (byte)0x7C, (byte)0x84,
        (byte)0xA7, (byte)0x0A, (byte)0x72, (byte)0xD6,
        (byte)0x86, (byte)0xC4, (byte)0x03, (byte)0x19,
        (byte)0xC8, (byte)0x07, (byte)0x29, (byte)0x7A,
        (byte)0xCA, (byte)0x95, (byte)0x0C, (byte)0xD9,
        (byte)0x96, (byte)0x9F, (byte)0xAB, (byte)0xD0,
        (byte)0x0A, (byte)0x50, (byte)0x9B, (byte)0x02,
        (byte)0x46, (byte)0xD3, (byte)0x08, (byte)0x3D,
        (byte)0x66, (byte)0xA4, (byte)0x5D, (byte)0x41,
        (byte)0x9F, (byte)0x9C, (byte)0x7C, (byte)0xBD,
        (byte)0x89, (byte)0x4B, (byte)0x22, (byte)0x19,
        (byte)0x26, (byte)0xBA, (byte)0xAB, (byte)0xA2,
        (byte)0x5E, (byte)0xC3, (byte)0x55, (byte)0xE9,
        (byte)0x2F, (byte)0x78, (byte)0xC7, (byte)0x02,
        (byte)0x01, (byte)0x02, (byte)0x02, (byte)0x02,
        (byte)0x02, (byte)0x00, (byte)0x04, (byte)0x43,
        (byte)0x02, (byte)0x41, (byte)0x00, (byte)0xE0,
        (byte)0x31, (byte)0xE7, (byte)0x77, (byte)0xB8,
        (byte)0xD0, (byte)0x7E, (byte)0x0A, (byte)0x9B,
        (byte)0x94, (byte)0xD5, (byte)0x3D, (byte)0x33,
        (byte)0x62, (byte)0x32, (byte)0x51, (byte)0xCE,
        (byte)0x74, (byte)0x5C, (byte)0xA5, (byte)0x72,
        (byte)0xD9, (byte)0x36, (byte)0xF3, (byte)0x8A,
        (byte)0x3F, (byte)0x8B, (byte)0xC6, (byte)0xFE,
        (byte)0xEF, (byte)0x94, (byte)0x8B, (byte)0x50,
        (byte)0x41, (byte)0x9B, (byte)0x14, (byte)0xC8,
        (byte)0xE9, (byte)0x1F, (byte)0x24, (byte)0x1F,
        (byte)0x65, (byte)0x8E, (byte)0xD3, (byte)0x85,
        (byte)0xD0, (byte)0x68, (byte)0x6C, (byte)0xF1,
        (byte)0x79, (byte)0x45, (byte)0xD0, (byte)0x06,
        (byte)0xA4, (byte)0xB8, (byte)0xE0, (byte)0x64,
        (byte)0xF5, (byte)0x38, (byte)0x72, (byte)0x97,
        (byte)0x00, (byte)0x23, (byte)0x5F
    };
}

Other Java examples (source code examples)

Here is a short list of links related to this Java TestLeadingZeroes.java source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.