@SuppressWarnings({"rawtypes"})
    protected com.google.protobuf.MapFieldReflectionAccessor internalGetMapFieldReflection(
        int number) {
      switch (number) {
        case 5:
          return internalGetAnnotations();
        case 15:
          return internalGetLabels();
        default:
          throw new RuntimeException("Invalid map field number: " + number);
      }
    }
<pre>
A workstation cluster resource in the Cloud Workstations API.

Defines a group of workstations in a particular region and the
VPC network they're attached to.
</pre>

Protobuf type {@code google.cloud.workstations.v1.WorkstationCluster}
java-workstations/proto-google-cloud-workstations-v1/src/main/java/com/google/cloud/workstations/v1/WorkstationCluster.java