t.Errorf("Header does not match, index: %+v != meta: %+v", hdr, gotHdr)
			}
		}
	}
	t.Run("load-legacy", func(t *testing.T) {
		var xl xlMetaV2
		err = xl.Load(data)
		if err != nil {
			t.Fatal(err)
		}
		test(t, &xl)
	})
	t.Run("roundtrip", func(t *testing.T) {
		var xl xlMetaV2
		err = xl.Load(data)
		if err != nil {
			t.Fatal(err)
		}
		data, err = xl.AppendTo(nil)
		if err != nil {

  private Class<?> settableFutureClass;
  private Class<?> abstractFutureClass;

  @Override
  protected void setUp() throws Exception {
    // Load the "normal" copy of SettableFuture and related classes.
    SettableFuture<?> unused = SettableFuture.create();
    // Hack to load AbstractFuture et. al. in a new classloader so that it re-reads the cancellation

  private Class<?> settableFutureClass;
  private Class<?> abstractFutureClass;

  @Override
  protected void setUp() throws Exception {
    // Load the "normal" copy of SettableFuture and related classes.
    SettableFuture<?> unused = SettableFuture.create();
    // Hack to load AbstractFuture et. al. in a new classloader so that it re-reads the cancellation

   *
   * <ul>
   *   <li>{@linkplain LoadingCache#get(Object) awaiting the result of a pending load} rather than
   *       starting a redundant one
   *   <li>eliminating the error-prone caching boilerplate
   *   <li>tracking load {@linkplain #stats statistics}
   * </ul>
   *
   * <p>Among the further improvements that {@code LoadingCache} can provide but this method cannot:
   *

public class SimpleClassMetaDataRepository<T extends Attachable<T>> implements ClassMetaDataRepository<T> {
    private final Map<String, T> classes = new TreeMap<>();

    @SuppressWarnings("unchecked")
    public void load(File repoFile) {
        try {
            FileInputStream inputStream = new FileInputStream(repoFile);
            try {

	defer locker.Unlock(lkctx)

	// Load healing tracker in this disk
	tracker, err := loadHealingTracker(ctx, disk)
	if err != nil {
		// A healing tracker may be deleted if another disk in the
		// same erasure set with same healing-id successfully finished
		// healing.
		if errors.Is(err, errFileNotFound) {
			return nil
		}

  }

  // constructor tests

  public void testComputingFunction() {
    CacheLoader<Object, Object> loader =
        new CacheLoader<Object, Object>() {
          @Override
          public Object load(Object from) {
            return new Object();
          }
        };
    LocalLoadingCache<Object, Object> cache = makeCache(createCacheBuilder(), loader);
    assertSame(loader, cache.localCache.defaultLoader);
  }

  }

  // constructor tests

  public void testComputingFunction() {
    CacheLoader<Object, Object> loader =
        new CacheLoader<Object, Object>() {
          @Override
          public Object load(Object from) {
            return new Object();
          }
        };
    LocalLoadingCache<Object, Object> cache = makeCache(createCacheBuilder(), loader);
    assertSame(loader, cache.localCache.defaultLoader);
  }

        File pom0 = new File(localRepo, "p0/pom.xml");
        File pom0Basedir = pom0.getParentFile();
        File pom1 = new File(pom0Basedir, "p1/pom.xml");

        // load the child project, which inherits from p0...
        MavenProject project0 = getProjectWithDependencies(pom0);
        MavenProject project1 = getProjectWithDependencies(pom1);

	t := Stats{}
	if list == nil {
		return t
	}
	t.CurrentSendCalls = list.currentSendCalls.Load()
	t.EventsSkipped = list.eventsSkipped.Load()
	t.TotalEvents = list.totalEvents.Load()
	t.CurrentQueuedCalls = int64(len(list.queue))
	t.EventsErrorsTotal = list.eventsErrorsTotal.Load()

	list.RLock()
	defer list.RUnlock()
	t.TargetStats = make(map[TargetID]TargetStat, len(list.targets))