private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.visionai.v1.ApplicationConfigs,
            com.google.cloud.visionai.v1.ApplicationConfigs.Builder,
            com.google.cloud.visionai.v1.ApplicationConfigsOrBuilder>
        getDraftApplicationConfigsFieldBuilder() {
      if (draftApplicationConfigsBuilder_ == null) {
        draftApplicationConfigsBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.visionai.v1.ApplicationConfigs,
                com.google.cloud.visionai.v1.ApplicationConfigs.Builder,
                com.google.cloud.visionai.v1.ApplicationConfigsOrBuilder>(
                getDraftApplicationConfigs(), getParentForChildren(), isClean());
        draftApplicationConfigs_ = null;
      }
      return draftApplicationConfigsBuilder_;
    }
<pre>
The draft application configs which haven't been updated to an application.
</pre>

<code>.google.cloud.visionai.v1.ApplicationConfigs draft_application_configs = 6;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/Draft.java