* // Returns "ClassName{x=1}"
   * MoreObjects.toStringHelper(this)
   *     .omitNullValues()
   *     .add("x", 1)
   *     .add("y", null)
   *     .toString();
   * }
   *
   * <p>Note that in GWT, class names are often obfuscated.
   *
   * @param self the object to generate the string for (typically {@code this}), used only for its
   *     class name
   * @since 18.0 (since 2.0 as {@code Objects.toStringHelper()}).

    }

    Object[] boxedArray = collection.toArray();
    int len = boxedArray.length;
    boolean[] array = new boolean[len];
    for (int i = 0; i < len; i++) {
      // checkNotNull for GWT (do not optimize)
      array[i] = (Boolean) checkNotNull(boxedArray[i]);
    }
    return array;
  }

  /**
   * Returns a fixed-size list backed by the specified array, similar to {@link

    }

    Object[] boxedArray = collection.toArray();
    int len = boxedArray.length;
    boolean[] array = new boolean[len];
    for (int i = 0; i < len; i++) {
      // checkNotNull for GWT (do not optimize)
      array[i] = (Boolean) checkNotNull(boxedArray[i]);
    }
    return array;
  }

  /**
   * Returns a fixed-size list backed by the specified array, similar to {@link

 * An immutable version of CharMatcher for smallish sets of characters that uses a hash table with
 * linear probing to check for matches.
 *
 * @author Christopher Swenson
 */
@GwtIncompatible // no precomputation is done in GWT
final class SmallCharMatcher extends NamedFastMatcher {
  static final int MAX_SIZE = 1023;
  private final char[] table;
  private final boolean containsZero;
  private final long filter;

   *       available even under older version.
   *   <li>Any property may be cleared through APIs like {@link System#clearProperty}.
   *   <li>Unusual environments like GWT may have their own special handling of system properties.
   * </ul>
   *
   * <p>Note that {@code StandardSystemProperty} does not provide constants for more recently added
   * properties, including:
   *
   * <ul>

import java.util.logging.Level;
import org.jspecify.annotations.Nullable;

/**
 * A helper which does some thread-safe operations for aggregate futures, which must be implemented
 * differently in GWT. Namely:
 *
 * <ul>
 *   <li>Lazily initializes a set of seen exceptions
 *   <li>Decrements a counter atomically
 * </ul>
 */
@GwtCompatible
@ReflectionSupport(value = ReflectionSupport.Level.FULL)

    return ImmutableDoubleArray.copyOf(Arrays.asList(values));
  }

  // Test generators.  To let the GWT test suite generator access them, they need to be public named
  // classes with a public default constructor (not that we run these suites under GWT yet).

  @J2ktIncompatible
  @GwtIncompatible // used only from suite
  @AndroidIncompatible

 * execute immediately.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/ListenableFutureExplained">{@code
 * ListenableFuture}</a>.
 *
 * <p>This class is GWT-compatible.
 *
 * <h3>Purpose</h3>
 *
 * <p>The main purpose of {@code ListenableFuture} is to help you chain together a graph of

import org.jspecify.annotations.NullUnmarked;

/**
 * Collection tests on wrappers from {@link Multisets}.
 *
 * @author Jared Levy
 */
@GwtIncompatible // suite // TODO(cpovirk): set up collect/gwt/suites version
@NullUnmarked
@AndroidIncompatible // test-suite builders
public class MultisetsCollectionTest extends TestCase {
  public static Test suite() {
    TestSuite suite = new TestSuite();

    suite.addTest(

    assertThrows(IllegalArgumentException.class, () -> Floats.ensureCapacity(ARRAY1, 1, -1));
  }

  @GwtIncompatible // Float.toString returns different value in GWT.
  public void testJoin() {
    assertThat(Floats.join(",", EMPTY)).isEmpty();
    assertThat(Floats.join(",", ARRAY1)).isEqualTo("1.0");
    assertThat(Floats.join(",", 1.0f, 2.0f)).isEqualTo("1.0,2.0");