public com.google.cloud.workflows.v1beta.Workflow.Builder getWorkflowBuilder() {
      bitField0_ |= 0x00000002;
      onChanged();
      return getWorkflowFieldBuilder().getBuilder();
    }
<pre>
Required. Workflow to be created.
</pre>

<code>
.google.cloud.workflows.v1beta.Workflow workflow = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-workflows/proto-google-cloud-workflows-v1beta/src/main/java/com/google/cloud/workflows/v1beta/CreateWorkflowRequest.java