@GwtIncompatible // concurrency
  public static void awaitUninterruptibly(CountDownLatch latch) {
    boolean interrupted = false;
    try {
      while (true) {
        try {
          latch.await();
          return;
        } catch (InterruptedException e) {
          interrupted = true;
        }
      }
    } finally {
      if (interrupted) {
        Thread.currentThread().interrupt();
      }
    }
  }

  /**

	return config.lastRefreshedAt
}

// IsTierValid returns true if there exists a remote tier by name tierName,
// otherwise returns false.
func (config *TierConfigMgr) IsTierValid(tierName string) bool {
	config.RLock()
	defer config.RUnlock()
	_, valid := config.isTierNameInUse(tierName)
	return valid
}

// isTierNameInUse returns tier type and true if there exists a remote tier by

                        // only try to logoff if we have not completed the session setup, ignore errors from chained
                        // responses
                        logoff(true, true);
                    }
                    throw se;
                }
                finally {
                    trans.notifyAll();
                }
            }
        }
    }

```
@Rule public final MockWebServerRule serverRule = new MockWebServerRule();
```

The `serverRule` field has a `server` field. It is an instance of `MockWebServer`. That instance
will be shut down automatically after the test runs.

For Kotlin, the `@JvmField` annotation is also necessary:

```
@JvmField @Rule val serverRule = MockWebServerRule()

from .database import db


class User(peewee.Model):
    email = peewee.CharField(unique=True, index=True)
    hashed_password = peewee.CharField()
    is_active = peewee.BooleanField(default=True)

    class Meta:
        database = db


class Item(peewee.Model):
    title = peewee.CharField(index=True)
    description = peewee.CharField(index=True)
    owner = peewee.ForeignKeyField(User, backref="items")

    class Meta:

  /**
   * Returns {@code true} if there exists a non-empty range enclosed by both a member range in this
   * range set and the specified range. This is equivalent to calling {@code
   * subRangeSet(otherRange)} and testing whether the resulting range set is non-empty.
   *
   * @since 20.0
   */
  boolean intersects(Range<C> otherRange);

  /**

            boolean firstRun = true;
            boolean retry = true;

            // this will run at most twice. The first time, the firstRun flag is turned off, and if the retry flag
            // is set on the first run, it will be turned off and not re-set on the second try. This is because the
            // only way the retry flag can be set is if ( firstRun == true ).
            while (firstRun || retry) {

	testCases := []struct {
		s           string
		expectedARN *ARN
		expectErr   bool
	}{
		{"", nil, true},
		{"arn:minio:s3-object-lambda:::", nil, true},
		{"arn:minio:s3-object-lambda::1:webhook:remote", nil, true},
		{"arn:aws:s3-object-lambda::1:webhook", nil, true},
		{"arn:minio:sns::1:webhook", nil, true},
		{"arn:minio:s3-object-lambda::1:webhook", &ARN{TargetID{"1", "webhook"}, ""}, false},

			[]string{"/d1", "/d2", "/d3", "/d4"},
			":1234",
			Endpoints{
				Endpoint{URL: &url.URL{Path: mustAbs("/d1")}, IsLocal: true},
				Endpoint{URL: &url.URL{Path: mustAbs("/d2")}, IsLocal: true},
				Endpoint{URL: &url.URL{Path: mustAbs("/d3")}, IsLocal: true},
				Endpoint{URL: &url.URL{Path: mustAbs("/d4")}, IsLocal: true},
			},
			ErasureSetupType, nil,
		},
		// DistErasure Setup with URLEndpointType

	tests := []struct {
		name   int
		data   int
		parity int
		want   bool
	}{
		{1, 5, 6, false},
		{2, 5, 5, true},
		{3, 0, 5, false},
		{3, -1, 5, false},
		{4, 5, -1, false},
		{5, 5, 0, true},
		{6, 5, 0, true},
		{7, 5, 4, true},
	}
	for _, tt := range tests {
		if got := isXLMetaErasureInfoValid(tt.data, tt.parity); got != tt.want {