public final UnaryCallable<CreateProductSetRequest, ProductSet> createProductSetCallable() {
    return stub.createProductSetCallable();
  }
Creates and returns a new ProductSet resource.

<p>Possible errors:

<ul>
  <li>Returns INVALID_ARGUMENT if display_name is missing, or is longer than 4096 characters.
</ul>

<p>Sample code:

<pre>{@code
// This snippet has been automatically generated and should be regarded as a code template only.
// It will require modifications to work:
// - It may require correct/in-range values for request initialization.
// - It may require specifying regional endpoints when creating the service client as shown in
// https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
try (ProductSearchClient productSearchClient = ProductSearchClient.create()) {
  CreateProductSetRequest request =
      CreateProductSetRequest.newBuilder()
          .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
          .setProductSet(ProductSet.newBuilder().build())
          .setProductSetId("productSetId1003042158")
          .build();
  ApiFuture<ProductSet> future =
      productSearchClient.createProductSetCallable().futureCall(request);
  // Do something.
  ProductSet response = future.get();
}
}</pre>
java-vision/google-cloud-vision/src/main/java/com/google/cloud/vision/v1/ProductSearchClient.java