* unknown.
     */
    private int lineNumber = -1;

    /**
     * The one-based column number. The value will be non-positive
     * if unknown.
     */
    private int columnNumber = -1;

    /**
     * Field source.
     */
    private InputSource source;

    /**
     * Field locations.
     */
    private java.util.Map<Object, InputLocation> locations;

    /**

     * @return accepted api changes reported upon, as a file
     */
    private static File getAcceptedApiChangesFile(RichReportData data) {
        def matcher = data.description =~ acceptedChangesRegex
        return new File(matcher[0][1])
    }

    private static RichReportData enrichReport(RichReportData data) {
        String currentApiChanges = getAcceptedApiChangesFile(data).text

   */
  @SuppressWarnings("unchecked")
  public static <T> Collector<T, ?, Optional<T>> toOptional() {
    return (Collector) TO_OPTIONAL;
  }

  private static final Object NULL_PLACEHOLDER = new Object();

  private static final Collector<@Nullable Object, ?, @Nullable Object> ONLY_ELEMENT =
      Collector.<@Nullable Object, ToOptionalState<Object>, @Nullable Object>of(

        }
    }

    /**
     * Test search request parameters implementation.
     */
    static class TestSearchRequestParams extends SearchRequestParams {
        private final int startPosition;
        private final int pageSize;
        private final int offset;

        TestSearchRequestParams(int startPosition, int pageSize, int offset) {
            this.startPosition = startPosition;

import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

public class ThumbnailGeneratorTest extends UnitFessTestCase {

    private ThumbnailGenerator thumbnailGenerator;
    private File tempOutputFile;
    private Path tempDir;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

    private
    fun assertArchivedFilesSeen(vararg archiveFileNames: String) {
        val rootDirFiles = projectDir.resolve("build").walk().toList()

        archiveFileNames.forEach { fileName ->
            assertTrue(rootDirFiles.any { it.name == fileName }, "File $fileName does not exist")
        }
    }

    private

@NullMarked
@GwtCompatible
public class FloatsTest extends TestCase {
  private static final float[] EMPTY = {};
  private static final float[] ARRAY1 = {1.0f};
  private static final float[] ARRAY234 = {2.0f, 3.0f, 4.0f};

  private static final float LEAST = Float.NEGATIVE_INFINITY;
  private static final float GREATEST = Float.POSITIVE_INFINITY;

  private static final float[] NUMBERS =
      new float[] {
        LEAST,

@NullMarked
@GwtCompatible
public class FloatsTest extends TestCase {
  private static final float[] EMPTY = {};
  private static final float[] ARRAY1 = {1.0f};
  private static final float[] ARRAY234 = {2.0f, 3.0f, 4.0f};

  private static final float LEAST = Float.NEGATIVE_INFINITY;
  private static final float GREATEST = Float.POSITIVE_INFINITY;

  private static final float[] NUMBERS =
      new float[] {
        LEAST,

   * q and the k in the kth q-quantile) have been specified.
   *
   * @since 20.0
   */
  public static final class ScaleAndIndex {

    private final int scale;
    private final int index;

    private ScaleAndIndex(int scale, int index) {
      checkIndex(index, scale);
      this.scale = scale;
      this.index = index;
    }

    /**

    @ParametricNullness private final V left;
    @ParametricNullness private final V right;

    static <V extends @Nullable Object> ValueDifference<V> create(
        @ParametricNullness V left, @ParametricNullness V right) {
      return new ValueDifferenceImpl<>(left, right);
    }

    private ValueDifferenceImpl(@ParametricNullness V left, @ParametricNullness V right) {