char[][] replacementArray = fem.getReplacementArray();
    // Array length is highest character value + 1
    assertThat(replacementArray).hasLength(65536);
    // The final element should always be non-null.
    assertThat(replacementArray[replacementArray.length - 1]).isNotNull();
    // Exhaustively check all mappings (an int index avoids wrapping).

import java.util.Arrays;
import org.jspecify.annotations.NullUnmarked;

/**
 * @author Colin Decker
 */
@NullUnmarked
public class TestOutputStream extends FilterOutputStream {

  private final ImmutableSet<TestOption> options;
  private boolean closed;

  public TestOutputStream(OutputStream out, TestOption... options) throws IOException {
    this(out, Arrays.asList(options));
  }

 * AbstractFuture}, which offers an extensible version of the API.
 *
 * @author Sven Mawson
 * @since 9.0 (in 1.0 as {@code ValueFuture})
 */
@GwtCompatible
public final class SettableFuture<V extends @Nullable Object>
    extends AbstractFuture.TrustedFuture<V> {
  /**
   * Creates a new {@code SettableFuture} that can be completed or cancelled by a later method call.
   */

  }

  public void testNewProxyCantWorkOnAClass() throws Exception {
    assertThrows(
        IllegalArgumentException.class, () -> Reflection.newProxy(Object.class, X_RETURNER));
  }

  private static final InvocationHandler X_RETURNER =
      new InvocationHandler() {
        @Override
        public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
          return "x";
        }
      };

import org.jspecify.annotations.NullUnmarked;

// TODO(b/65488446): Make this a public API.
/** Utility method to parse the system class path. */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
final class ClassPathUtil {
  private ClassPathUtil() {}

  /**
   * Returns the URLs in the class path specified by the {@code java.class.path} {@linkplain
   * System#getProperty system property}.
   */

import org.apache.maven.model.Profile;

/**
 * JdkPrefixProfileActivator
 */
@Deprecated
public class JdkPrefixProfileActivator extends DetectedProfileActivator {
    private static final String JDK_VERSION = System.getProperty("java.version");

    @Override
    public boolean isActive(Profile profile) throws ProfileActivationException {
        Activation activation = profile.getActivation();

 */
@Deprecated(since = "4.0.0")
public class JavaToolchainImpl extends DefaultToolchain implements JavaToolchain {
    private String javaHome;

    public static final String KEY_JAVAHOME = "jdkHome"; // NOI18N

    JavaToolchainImpl(ToolchainModel model, Logger logger) {
        super(model, "jdk", logger);
    }

    public String getJavaHome() {
        return javaHome;
    }

/**
 * Provide public methods from {@link MetadataStaxWriter}
 *
 * @deprecated Maven 3 compatability - please use {@link MetadataStaxWriter}
 */
@Deprecated
public class MetadataXpp3Writer {

    private final MetadataStaxWriter delegate;

    /**
     * Default constructor
     */
    public MetadataXpp3Writer() {
        delegate = new MetadataStaxWriter();
    }

    /**
     * Method setFileComment.

 * @since 3.3.0
 * @deprecated since 4.0.0, use {@code org.apache.maven.api.services.ToolchainsBuilder} instead
 */
@Deprecated(since = "4.0.0")
public class ToolchainsBuildingException extends Exception {

    private final List<Problem> problems;

    /**
     * Creates a new exception with the specified problems.
     *
     * @param problems The problems that cause this exception, must not be {@code null}.
     */

@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MICROSECONDS)
@State(Scope.Benchmark)
@SuppressWarnings("unused") // invoked by benchmarking framework
public class MemoryStatsBenchmark {
    private static final MemoryMXBean MEMORY_MX_BEAN = ManagementFactory.getMemoryMXBean();

    @Param({ "0", "16", "256", "4096" })
    private int tokens;

    @Benchmark
    public void baseline() {
        Blackhole.consumeCPU(tokens);