System.Data.SqlTypes.StreamOnSqlBytes.Dispose C# (CSharp) Метод

        protected override void Dispose(bool disposing)
        {
            // When m_sb is null, it means the stream has been closed, and
            // any opearation in the future should fail.
            // This is the only case that m_sb is null.
            try
            {
                _sb = null;
            }
            finally
            {
                base.Dispose(disposing);
            }
        }