using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using com.itac.mes.proxy.business;

namespace Itac.Oib
{

    public class ThreadTemplate<T>
    {
        protected readonly OIBEventHandler _eventHandler;
        protected readonly T _request;

        public ThreadTemplate(OIBEventHandler eventHandler, T request)
        {
            _eventHandler = eventHandler;
            _request = request;
        }

        /// <summary>
        /// get the event handler. By calling a funcion at the eventHandler the object is serialized and transported to java receiver.
        /// </summary>
        /// <returns>The event handler instance</returns>
        /// <exception>An exception is thrown when the handler was not set to this instance of thread template</exception>
        public OIBEventHandler getEventHandler()
        {
            if (_eventHandler == null)
            {
                if (_request == null) { throw new Exception("missing event handler to transport unknown message"); }
                throw new Exception("missing event handler to transport message of type " + _request.GetType().Name);
            }
            return _eventHandler;
        }
    }
}