public Builder setProductSet(com.google.cloud.vision.v1p4beta1.ProductSet value) {
      if (productSetBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        productSet_ = value;
      } else {
        productSetBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
<pre>
Required. The ProductSet resource which replaces the one on the server.
</pre>

<code>
.google.cloud.vision.v1p4beta1.ProductSet product_set = 1 [(.google.api.field_behavior) = REQUIRED];
</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/UpdateProductSetRequest.java