byte[] keybytes = Hex.decode(key);
        byte[] javaChecksum;
        if ( keybytes.length == 16 ) {
            javaChecksum = sun.security.krb5.internal.crypto.Aes128.calculateChecksum(keybytes, usage, bytes, 0, bytes.length);

        }
        else {
            javaChecksum = sun.security.krb5.internal.crypto.Aes256.calculateChecksum(keybytes, usage, bytes, 0, bytes.length);
        }

  /**
   * Returns the JavaLangAccess class that is present in all Sun JDKs. It is not allowed in
   * AppEngine, and not present in non-Sun JDKs.
   */
  @SuppressWarnings("removal") // b/318391980
  @J2ktIncompatible
  @GwtIncompatible // java.lang.reflect
  @CheckForNull
  private static Object getJLA() {
    try {
      /*
       * We load sun.misc.* classes using reflection since Android doesn't support these classes and

  /**
   * Returns the JavaLangAccess class that is present in all Sun JDKs. It is not allowed in
   * AppEngine, and not present in non-Sun JDKs.
   */
  @SuppressWarnings("removal") // b/318391980
  @J2ktIncompatible
  @GwtIncompatible // java.lang.reflect
  @CheckForNull
  private static Object getJLA() {
    try {
      /*
       * We load sun.misc.* classes using reflection since Android doesn't support these classes and

   * to remove() will incorrectly throw an IllegalStateException, instead of removing the last
   * element returned.
   *
   * <p>See <a href="http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6529795">Sun bug 6529795</a>
   */
  static class IteratorWithSunJavaBug6529795<T> implements Iterator<T> {
    Iterator<T> iterator;
    boolean nextThrewException;

    val jakartaActivation = "com.sun.activation:jakarta.activation"
    val jakartaXmlBind = "jakarta.xml.bind:jakarta.xml.bind-api"
    val jansi = "org.fusesource.jansi:jansi"
    val jatl = "com.googlecode.jatl:jatl"
    val javaPoet = "com.squareup:javapoet"
    val jaxbCore = "com.sun.xml.bind:jaxb-core"
    val jaxbImpl = "com.sun.xml.bind:jaxb-impl"
    val jcifs = "jcifs:jcifs"

            <td>Sun Jul 05 13:18:45 UTC 2015</td>
            <td align="right">
                              &nbsp;
                          </td>
            <td></td>
          </tr>
                  <tr>
            <td><a href="https://oss.sonatype.org/content/repositories/snapshots/org/codelibs/fess/fess-db-mysql/">fess-db-mysql/</a></td>
            <td>Sun Jul 05 13:21:09 UTC 2015</td>

   * to remove() will incorrectly throw an IllegalStateException, instead of removing the last
   * element returned.
   *
   * <p>See <a href="http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6529795">Sun bug 6529795</a>
   */
  static class IteratorWithSunJavaBug6529795<T> implements Iterator<T> {
    Iterator<T> iterator;
    boolean nextThrewException;

<?xml version="1.0" encoding="UTF-8" ?>

<taglib xmlns="http://java.sun.com/xml/ns/j2ee"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-jsptaglibrary_2_0.xsd"
  version="2.0">
    
  <description>JSTL 1.1 functions library</description>
  <display-name>JSTL functions</display-name>
  <tlib-version>1.1</tlib-version>
  <short-name>fe</short-name>

import javax.crypto.Mac;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;
import sun.security.jca.ProviderList;
import sun.security.jca.Providers;

/**
 * Tests for the MacHashFunction.
 *
 * @author Kurt Alfred Kluever
 */
public class MacHashFunctionTest extends TestCase {

import javax.crypto.Mac;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;
import sun.security.jca.ProviderList;
import sun.security.jca.Providers;

/**
 * Tests for the MacHashFunction.
 *
 * @author Kurt Alfred Kluever
 */
public class MacHashFunctionTest extends TestCase {