These are any `OPTIONS` request with `Origin` and `Access-Control-Request-Method` headers.

In this case the middleware will intercept the incoming request and respond with appropriate CORS headers, and either a `200` or `400` response for informational purposes.

### Simple requests { #simple-requests }

		)

		for {
			select {
			case rebalErr := <-doneCh:
				quit = true
				notify = true
				now := time.Now()
				var status rebalStatus

				switch {
				case errors.Is(rebalErr, context.Canceled):
					status = rebalStopped
					traceMsg = fmt.Sprintf("stopped at %s", now)
				case rebalErr == nil:
					status = rebalCompleted

					}
				case testWrite:
					got, err := tw.Write([]byte(tf.str))
					if got != tf.wantCnt || !equalError(err, tf.wantErr) {
						t.Fatalf("test %d, Write() = (%d, %v), want (%d, %v)", i, got, err, tf.wantCnt, tf.wantErr)
					}
				case testReadFrom:
					f := &testFile{ops: tf.ops}
					got, err := tw.readFrom(f)
					if _, ok := err.(testError); ok {

    }

    @Override
    public List<ArtifactVersion> retrieveAvailableVersionsFromDeploymentRepository(
            Artifact artifact, ArtifactRepository localRepository, ArtifactRepository remoteRepository)
            throws ArtifactMetadataRetrievalException {
        throw new UnsupportedOperationException("Cannot get available versions in this test case");
    }

    @Override

	return ssc != "" || rrsc != ""
}

// DefaultParityBlocks returns default parity blocks for 'drive' count
func DefaultParityBlocks(drive int) int {
	switch drive {
	case 1:
		return 0
	case 3, 2:
		return 1
	case 4, 5:
		return 2
	case 6, 7:
		return 3
	default:
		return 4
	}
}

// LookupConfig - lookup storage class config and override with valid environment settings if any.

Calling this program outputs:

```
John Doe
```

The function does the following:

* Takes a `first_name` and `last_name`.
* Converts the first letter of each one to upper case with `title()`.
* <abbr title="Puts them together, as one. With the contents of one after the other.">Concatenates</abbr> them with a space in the middle.

{* ../../docs_src/python_types/tutorial001_py39.py hl[2] *}

  void awaitTimedWaiting(Thread thread) {
    while (true) {
      switch (thread.getState()) {
        case BLOCKED:
        case NEW:
        case RUNNABLE:
        case WAITING:
          Thread.yield();
          break;
        case TIMED_WAITING:
          return;
        case TERMINATED:
          throw new AssertionError();
      }
    }
  }

		tierObjKey := ReservedMetadataPrefixLower + TransitionedObjectName
		tierObjVIDKey := ReservedMetadataPrefixLower + TransitionedVersionID

		for k, v := range j.MetaSys {
			switch k {
			case tierKey, tierObjKey, tierObjVIDKey:
				freeEntry.DeleteMarker.MetaSys[k] = v
			}
		}
		return freeEntry, true
	}
	return xlMetaV2Version{}, false
}

)

func initScramClient(args KafkaArgs, config *sarama.Config) {
	switch strings.ToLower(args.SASL.Mechanism) {
	case "sha512":
		config.Net.SASL.SCRAMClientGeneratorFunc = func() sarama.SCRAMClient { return &XDGSCRAMClient{HashGeneratorFcn: KafkaSHA512} }
		config.Net.SASL.Mechanism = sarama.SASLMechanism(sarama.SASLTypeSCRAMSHA512)
	case "sha256":

func (f Filter) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
	if err := e.EncodeToken(start); err != nil {
		return err
	}

	switch {
	case !f.And.isEmpty():
		if err := e.EncodeElement(f.And, xml.StartElement{Name: xml.Name{Local: "And"}}); err != nil {
			return err
		}
	case !f.Tag.IsEmpty():
		if err := e.EncodeElement(f.Tag, xml.StartElement{Name: xml.Name{Local: "Tag"}}); err != nil {
			return err
		}
	default: