public com.google.cloud.vision.v1p4beta1.ProductSetOrBuilder getProductSetOrBuilder() {
      if (productSetBuilder_ != null) {
        return productSetBuilder_.getMessageOrBuilder();
      } else {
        return productSet_ == null
            ? com.google.cloud.vision.v1p4beta1.ProductSet.getDefaultInstance()
            : productSet_;
      }
    }
<pre>
Required. The ProductSet to create.
</pre>

<code>
.google.cloud.vision.v1p4beta1.ProductSet product_set = 2 [(.google.api.field_behavior) = REQUIRED];
</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/CreateProductSetRequest.java