import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
import java.util.Map;
import java.util.Map.Entry;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

@GwtCompatible
@NullMarked
abstract class AbstractFilteredMapTest extends TestCase {
  private static final Predicate<@Nullable String> NOT_LENGTH_3 =

import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeoutException;
import junit.framework.AssertionFailedError;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/** Replacements for JUnit's {@code assertThrows} that work under GWT/J2CL. */
@GwtCompatible
@NullMarked
final class ReflectionFreeAssertThrows {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.hash;

import org.jspecify.annotations.NullUnmarked;

/**
 * An enum that contains all of the known hash functions.
 *
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
enum HashFunctionEnum {
  ADLER32(Hashing.adler32()),

import com.google.common.testing.EqualsTester;
import com.google.common.testing.NullPointerTester;
import java.lang.reflect.Method;
import java.lang.reflect.TypeVariable;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link TypeParameter}.
 *
 * @author Ben Yu
 */
@NullUnmarked
public class TypeParameterTest extends TestCase {

import static com.google.common.base.StandardSystemProperty.JAVA_SPECIFICATION_VERSION;
import static com.google.common.truth.Truth.assertThat;

import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests that {@link AbstractFutureState} uses the expected {@code AtomicHelper} implementation.
 *
 * <p>We have more thorough testing of {@code AtomicHelper} implementations in {@link

 */

package com.google.common.collect;

import static com.google.common.base.Preconditions.checkNotNull;

import com.google.common.annotations.GwtCompatible;
import java.util.Iterator;
import org.jspecify.annotations.Nullable;

/**
 * An iterator that transforms a backing iterator; for internal use. This avoids the object overhead
 * of constructing a {@link com.google.common.base.Function Function} for internal methods.
 *

 */

package com.google.common.collect;

import com.google.common.annotations.GwtCompatible;
import com.google.errorprone.annotations.DoNotCall;
import java.util.Iterator;
import org.jspecify.annotations.Nullable;

/**
 * An iterator that does not support {@link #remove}.
 *
 * <p>{@code UnmodifiableIterator} is used primarily in conjunction with implementations of {@link

package com.google.common.collect.testing;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.testing.SampleElements.Strings;
import java.util.List;
import java.util.Queue;
import org.jspecify.annotations.NullMarked;

/**
 * Create queue of strings for tests.
 *
 * @author Jared Levy
 */
@GwtCompatible
@NullMarked

 */

package com.google.common.io;

import static com.google.common.io.FileBackedOutputStreamTest.write;

import com.google.common.testing.GcFinalization;
import java.io.File;
import org.jspecify.annotations.NullUnmarked;

/**
 * Android-incompatible tests for {@link FileBackedOutputStream}.
 *
 * @author Chris Nokleberg
 */
@AndroidIncompatible // Finalization probably just doesn't happen fast enough?

package com.google.common.collect.testing;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.testing.SampleElements.Strings;
import java.util.List;
import java.util.Set;
import org.jspecify.annotations.NullMarked;

/**
 * Create string sets for collection tests.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked