@SuppressWarnings({"rawtypes"})
    protected com.google.protobuf.MapFieldReflectionAccessor internalGetMutableMapFieldReflection(
        int number) {
      switch (number) {
        case 5:
          return internalGetMutableAnnotations();
        case 13:
          return internalGetMutableLabels();
        default:
          throw new RuntimeException("Invalid map field number: " + number);
      }
    }
<pre>
A single instance of a developer workstation with its own persistent storage.
</pre>

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