using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
using Tanshu.Data.DAO;

namespace Tanshu.Accounts.SqlDAO
{
    public abstract class BaseDAO : IDisposable
    {
        protected IConnectionDAO connection;
        protected BaseDAO(IConnectionDAO connection)
        {
            this.connection = connection;
        }


        #region IDisposable Members
        private bool disposed = false;
        ~BaseDAO()
        {
            // call Dispose with false.  Since we're in the
            // destructor call, the managed resources will be
            // disposed of anyways.
            Dispose(false);
        }
        public void Dispose()
        {
            // dispose of the managed and unmanaged resources
            Dispose(true);
            // tell the GC that the Finalize process no longer needs
            // to be run for this object.
            GC.SuppressFinalize(this);
        }
        protected virtual void Dispose(bool disposeManagedResources)
        {
            // process only if mananged and unmanaged resources have
            // not been disposed of.
            if (!this.disposed)
            {
                Trace.WriteLine("Tanshu.WebAccounts.SqlDAO.BaseDAO: Resources not disposed");
                if (disposeManagedResources)
                {
                    Trace.WriteLine("Tanshu.WebAccounts.SqlDAO.BaseDAO: Disposing managed resources");
                    // dispose managed resources
                    //if (connection != null)
                    //{
                    //    connection.Dispose();
                    //    connection = null;
                    //}
                }
                // dispose unmanaged resources

                Trace.WriteLine("Tanshu.WebAccounts.SqlDAO.BaseDAO: Disposing unmanaged resouces");
                disposed = true;
            }
            else
            {
                Trace.WriteLine("Tanshu.WebAccounts.SqlDAO.BaseDAO: Resources already disposed");
            }
        }

        #endregion
    }
}