public void updateIndex(
        com.google.cloud.visionai.v1.UpdateIndexRequest request,
        io.grpc.stub.StreamObserver<com.google.longrunning.Operation> responseObserver) {
      io.grpc.stub.ClientCalls.asyncUnaryCall(
          getChannel().newCall(getUpdateIndexMethod(), getCallOptions()),
          request,
          responseObserver);
    }
<pre>
Updates an Index under the corpus.
Users can perform a metadata-only update or trigger a full index rebuild
with different update_mask values.
</pre>
java-visionai/grpc-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/WarehouseGrpc.java