* <p>Unlike a normal phantom reference, this reference will be cleared automatically.
 *
 * @author Bob Lee
 * @since 2.0
 */
@J2ktIncompatible
@GwtIncompatible
public abstract class FinalizablePhantomReference<T> extends PhantomReference<T>
    implements FinalizableReference {
  /**
   * Constructs a new finalizable phantom reference.
   *
   * @param referent to phantom reference
   * @param queue that should finalize the referent

import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link Defaults}.
 *
 * @author Jige Yu
 */
@J2ktIncompatible
@GwtIncompatible
@NullUnmarked
public class DefaultsTest extends TestCase {
  public void testGetDefaultValue() {
    assertEquals(false, Defaults.defaultValue(boolean.class).booleanValue());
    assertEquals('\0', Defaults.defaultValue(char.class).charValue());

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class AbstractSetTester<E> extends AbstractCollectionTester<E> {
  /*
   * Previously we had a field named set that was initialized to the value of
   * collection in setUp(), but that caused problems when a tester changed the

 * benchmark parameter.
 *
 * <p>TODO: Remove this class once Caliper has a better way.
 *
 * @author Nicholaus Shupe
 */
@NullUnmarked
public final class SpecialRandom extends Random {
  public static SpecialRandom valueOf(String s) {
    return s.isEmpty() ? new SpecialRandom() : new SpecialRandom(parseLong(s));
  }

  private final boolean hasSeed;
  private final long seed;

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

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

  public <T> void testCaptureTypeParameter() throws Exception {
    TypeVariable<?> variable = new TypeParameter<T>() {}.typeVariable;
    TypeVariable<?> expected =

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

/** Tests for {@link ClosingFuture} leaks. */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class ClosingFutureLeakTest extends TestCase {
  public void testLeak() {
    TestCloseable closeable = new TestCloseable("closeable");
    awaitClear(leakClosingFuture(closeable));
    assertThat(closeable.awaitClosed()).isTrue();
  }

import org.codelibs.core.beans.Converter;

/**
 * Exception thrown when an error occurs in a {@link Converter}.
 *
 * @author higa
 */
public class ConverterRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = 1L;

    /**
     * The name of the property.
     */
    private final String propertyName;

    /**

import java.lang.reflect.Field;

/**
 * Exception thrown when accessing a non-{@literal static} {@link Field} without specifying an object.
 *
 * @author koichik
 */
public class FieldNotStaticRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = -7791347225750660981L;

    /**
     * The target class.
     */
    private final Class<?> targetClass;

    /**

import java.lang.reflect.Method;

/**
 * Exception thrown when accessing a non-{@literal static} {@link Method} without specifying an object.
 *
 * @author koichik
 */
public class MethodNotStaticRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = 7186052234464152208L;

    /**
     * The target class.
     */
    private final Class<?> targetClass;

    /**

import static org.codelibs.core.collection.ArrayUtil.asArray;

/**
 * Exception that wraps {@link NoSuchFieldException}.
 *
 * @author higa
 */
public class NoSuchFieldRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = 6609175673610180338L;

    /**
     * The target class.
     */
    private final Class<?> targetClass;

    /**