Call generic implementation of method using Reflection

gistfile1.cs

void Main()
{
    GetPersisterFor(new Foo());
}

public interface IPersister { }
public interface IEntity { }
public class Foo : IEntity { }
public class Bar : IEntity { }

public IPersister GetPersisterFor(IEntity entity)
{
    Console.WriteLine("Call GetPersisterFor(IEntity entity)");
    
    
    MethodInfo getPersisterForGenericMethod = 
                    GetType().GetMethods()
                        // iterate over all methods to find proper generic implementation
                        .Single(methodInfo => methodInfo.Name == "GetPersisterFor" && methodInfo.IsGenericMethod)
                        // supply it with generic type parameter
                        .MakeGenericMethod(entity.GetType());

    // invoke it
    return getPersisterForGenericMethod.Invoke(this, null) as IPersister;
}

public IPersister GetPersisterFor<TEntity>() where TEntity : IEntity
{
    Console.WriteLine("Call GetPersisterFor<TEntity>");
    return null;
}