private KerberosKey[] keys;

    private static final String SERVER_REALM = "EXAMPLE.COM";
    private static final String SERVER_PRINCIPAL_NAME = "krbtgt/EXAMPLE.COM";
    private static final String USER_PRINCIPAL_NAME = "******@****.***";
    private static final String USER_REALM = "EXAMPLE.COM";
    private static final int ENCRYPTION_TYPE = 23; // aes128-cts-hmac-sha1-96
    private static final byte[] ENCRYPTED_DATA = "encrypted-data".getBytes();

     *
     * @param stream the output stream for logging
     */
    public LogStream(final PrintStream stream) {
        super(stream);
    }

    /**
     * Sets the logging level.
     *
     * @param level the logging level to set
     */
    public static void setLevel(final int level) {
        LogStream.level = level;
    }

    /**

      Class<? super @NonNull E> type, E... contents) {
    return new MinimalCollection<>(type, true, contents);
  }

  private final E[] contents;
  private final Class<? super @NonNull E> type;
  private final boolean allowNulls;

  // Package-private so that it can be extended.
  MinimalCollection(Class<? super @NonNull E> type, boolean allowNulls, E... contents) {

import org.gradle.api.tasks.TaskProvider;

/**
 * Base plugin for adding a precommit task.
 */
public abstract class PrecommitPlugin implements Plugin<Project> {

    public static final String PRECOMMIT_TASK_NAME = "precommit";

    @Override
    public final void apply(Project project) {
        project.getPluginManager().apply(PrecommitTaskPlugin.class);
        TaskProvider<? extends Task> task = createTask(project);

 */
public class BadPaddingRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = 1L;

    /**
     * Creates a new {@link BadPaddingRuntimeException} with the specified cause.
     *
     * @param cause
     *            the cause
     */
    public BadPaddingRuntimeException(final BadPaddingException cause) {
        super("ECL0105", new Object[] { cause.getMessage() }, cause);
    }

 * via {@link #setDefault}.
 *
 * @author Kevin Bourrillion
 * @since 10.0
 */
@GwtIncompatible
@J2ktIncompatible
@NullMarked
public final class NullPointerTester {

  private final ClassToInstanceMap<Object> defaults = MutableClassToInstanceMap.create();
  private final List<Member> ignoredMembers = new ArrayList<>();

  private ExceptionTypePolicy policy = ExceptionTypePolicy.NPE_OR_UOE;

  /*

    outer.add("foo"); // necessary because we try to remove elements later on
    return outer;
  }

  private static final class TestQueue<E> implements Queue<E> {
    private final Queue<E> delegate = new LinkedList<>();
    private final Object mutex = new Object[0]; // something Serializable

    @Override
    public boolean offer(E o) {
      assertTrue(Thread.holdsLock(mutex));

import org.jspecify.annotations.Nullable;

@NullUnmarked
public class SynchronizedTableTest extends AbstractTableTest<Character> {
  private static final class TestTable<R, C, V> implements Table<R, C, V>, Serializable {
    private final Table<R, C, V> delegate = HashBasedTable.create();
    private final Object mutex = new Object[0]; // something Serializable

    @Override
    public String toString() {
      assertTrue(Thread.holdsLock(mutex));

      return justAfterNull.hashCode();
    }
  }

  public static final class NullsBeforeB extends NullsBefore {
    public static final NullsBeforeB INSTANCE = new NullsBeforeB();

    private NullsBeforeB() {
      super("b");
    }
  }

  public static final class NullsBeforeTwo extends NullsBefore {
    public static final NullsBeforeTwo INSTANCE = new NullsBeforeTwo();

    private NullsBeforeTwo() {

        try {
            final int numThreads = 10;
            final int attemptsPerThread = 5;

            Thread[] threads = new Thread[numThreads];
            final AtomicInteger successfulThreads = new AtomicInteger(0);
            final AtomicInteger blockedAttempts = new AtomicInteger(0);
            final AtomicInteger exceptionCount = new AtomicInteger(0);