public void listProducts(
        com.google.cloud.vision.v1p3beta1.ListProductsRequest request,
        io.grpc.stub.StreamObserver<com.google.cloud.vision.v1p3beta1.ListProductsResponse>
            responseObserver) {
      io.grpc.stub.ClientCalls.asyncUnaryCall(
          getChannel().newCall(getListProductsMethod(), getCallOptions()),
          request,
          responseObserver);
    }
<pre>
Lists products in an unspecified order.
Possible errors:
* Returns INVALID_ARGUMENT if page_size is greater than 100 or less than 1.
</pre>
java-vision/grpc-google-cloud-vision-v1p3beta1/src/main/java/com/google/cloud/vision/v1p3beta1/ProductSearchGrpc.java