using FASTER.core;

namespace Faster
{
    internal class Program
    {
        static void Main(string[] args)
        {
            using var settings = new FasterKVSettings<long, long>("c:/temp"); // backing storage device
            using var store = new FasterKV<long, long>(settings);

            // Create a session per sequence of interactions with FASTER
            // We use default callback functions with a custom merger: RMW merges input by adding it to value
            using var session = store.NewSession(new SimpleFunctions<long, long>((a, b) => a + b));

            long key = 1, value = 1, input = 10, output = 0;

            // Upsert and Read
            session.Upsert(ref key, ref value);
            session.Read(ref key, ref output);

            // Read-Modify-Write (add input to value)
            session.RMW(ref key, ref input);
            session.RMW(ref key, ref input, ref output);
            Console.WriteLine("Hello, World!");
        }
    }
}