public com.google.cloud.vision.v1.ProductSetPurgeConfig.Builder
        getProductSetPurgeConfigBuilder() {
      return getProductSetPurgeConfigFieldBuilder().getBuilder();
    }
<pre>
Specify which ProductSet contains the Products to be deleted.
</pre>

<code>.google.cloud.vision.v1.ProductSetPurgeConfig product_set_purge_config = 2;</code>
java-vision/proto-google-cloud-vision-v1/src/main/java/com/google/cloud/vision/v1/PurgeProductsRequest.java