* java.util.function.Supplier}, making conversion code necessary only in one direction. At that
 * time, this interface will be officially discouraged.
 *
 * @author Harry Heymann
 * @since 2.0
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public interface Supplier<T extends @Nullable Object>
{
  /**

import java.util.concurrent.Executors;
import java.util.concurrent.TimeoutException;
import junit.framework.TestCase;

/**
 * Unit test for {@link SimpleTimeLimiter}.
 *
 * @author kevinb
 * @author Jens Nyman
 */
public class SimpleTimeLimiterTest extends TestCase {

  private static final long DELAY_MS = 50;
  private static final long ENOUGH_MS = 10000;
  private static final long NOT_ENOUGH_MS = 5;

 * needed, use {@code supplier::get}.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/FunctionalExplained">the use of {@code Function}</a>.
 *
 * @author Harry Heymann
 * @since 2.0
 */
@GwtCompatible
@FunctionalInterface
@ElementTypesAreNonnullByDefault
public interface Supplier<T extends @Nullable Object> extends java.util.function.Supplier<T> {
  /**

    HEX_22(
        CharMatcher.inRange('0', '9')
            .or(CharMatcher.inRange('A', 'F'))
            .or(CharMatcher.inRange('a', 'f')),
        "0123456789ABCDEFabcdef"),
    GERMAN_59(
        CharMatcher.inRange('a', 'z')
            .or(CharMatcher.inRange('A', 'Z'))
            .or(CharMatcher.anyOf("äöüßÄÖÜ")),
        "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZäöüßÄÖÜ");

import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;

/**
 * Unit test for {@link FakeTimeLimiter}.
 *
 * @author Jens Nyman
 */
public class FakeTimeLimiterTest extends TestCase {

  private static final int DELAY_MS = 50;
  private static final String RETURN_VALUE = "abc";

  private TimeLimiter timeLimiter;

  @Override

 * of the {@code Immutable*} types</a> for more information on the properties and guarantees
 * provided by this class.
 *
 * @author James Sexton
 * @author Jens Nyman
 * @param <N> Node parameter type
 * @param <V> Value parameter type
 * @since 20.0
 */
@Beta
@Immutable(containerOf = {"N", "V"})
@SuppressWarnings("Immutable") // Extends StandardValueGraph but uses ImmutableMaps.

o?dov?ede?usto??l!.&c,gro?moc?ofni?r&ep?nb,?t&en?ni??ude?vog??irgnahs?le&nisiuc?rbmuder???m!.&ca?gro?oc?sserp?ten?vog??ahokoy?e00sf7vqn--nx?m??n!.&ac?cc?eman?gro?ibom?loohcs?moc?ni?o&c?fni?rp??r&d?o??s&u?w??vt?xm??av?is?olecrab?tea??p!.&bog?ca?d&em?ls??g&ni?ro??mo&c?n??oba?ten?ude??c?g7hyabgm--nx?ra!.&461e?6pi?iru?nru?rdda-ni?siri???s??q!.&eman?gro?hcs?lim?moc?t&en?opsgolb,?ude?vog???r&az?emac?f4a3abgm--nx?n!d5uhf8le58r4w--nx??u&kas?tan???s!.&bup?dem?gro?hcs?moc?ten?ude?vog??ac!.uban.iu,?iv??t&a...

import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;

/**
 * Unit test for {@link FakeTimeLimiter}.
 *
 * @author Jens Nyman
 */
public class FakeTimeLimiterTest extends TestCase {

  private static final int DELAY_MS = 50;
  private static final String RETURN_VALUE = "abc";

  private TimeLimiter timeLimiter;

  @Override

import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.File;
import java.io.IOException;

/**
 * Tests for {@link Files#fileTraverser()}.
 *
 * @author Jens Nyman
 */

public class FilesFileTraverserTest extends IoTestCase {

  private File rootDir;

  @Override
  public void setUp() throws IOException {
    rootDir = createTempDir();
  }

/**
 * Useful suppliers.
 *
 * <p>All methods return serializable suppliers as long as they're given serializable parameters.
 *
 * @author Laurence Gonsalves
 * @author Harry Heymann
 * @since 2.0
 */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public final class Suppliers {
  private Suppliers() {}

  /**