public Builder addApplicationInstances(
        com.google.cloud.visionai.v1.UpdateApplicationInstancesRequest.UpdateApplicationInstance
            value) {
      if (applicationInstancesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureApplicationInstancesIsMutable();
        applicationInstances_.add(value);
        onChanged();
      } else {
        applicationInstancesBuilder_.addMessage(value);
      }
      return this;
    }
<code>
repeated .google.cloud.visionai.v1.UpdateApplicationInstancesRequest.UpdateApplicationInstance application_instances = 2;
</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/UpdateApplicationInstancesRequest.java