@SuppressWarnings({"rawtypes"})
    protected com.google.protobuf.MapFieldReflectionAccessor internalGetMutableMapFieldReflection(
        int number) {
      switch (number) {
        case 8:
          return internalGetMutableLabels();
        default:
          throw new RuntimeException("Invalid map field number: " + number);
      }
    }
<pre>
Workflow program to be executed by Workflows.
</pre>

Protobuf type {@code google.cloud.workflows.v1beta.Workflow}
java-workflows/proto-google-cloud-workflows-v1beta/src/main/java/com/google/cloud/workflows/v1beta/Workflow.java