public bool RemoveProductListPriceHistory(ProductListPriceHistory productlistpricehistory)
        {
            ProductListPriceHistoryData data = new ProductListPriceHistoryData();
            bool ret = false;

            try
            {
                ret = data.DeleteProductListPriceHistory(productlistpricehistory);
            }
            catch (Exception ex)
            {
                log.Write(ex.Message, "RemoveProductListPriceHistory");
                throw (ex);
            }
            finally
            {
                data = null;
            }
            return(ret);
        }
        public ProductListPriceHistory GetProductListPriceHistory(int id)
        {
            ProductListPriceHistoryData data = new ProductListPriceHistoryData();
            ProductListPriceHistory     plph = new ProductListPriceHistory();

            try
            {
                plph = data.GetProductListPriceHistory(id);
            }
            catch (Exception ex)
            {
                log.Write(ex.Message, "GetProductListPriceHistory");
                throw (ex);
            }
            finally
            {
                data = null;
            }
            return(plph);
        }
        public int AddProductListPriceHistory(ProductListPriceHistory productlistpricehistory)
        {
            ProductListPriceHistoryData data = new ProductListPriceHistoryData();
            int id = 0;

            try
            {
                id = data.AddProductListPriceHistory(productlistpricehistory);
            }
            catch (Exception ex)
            {
                log.Write(ex.Message, "AddProductListPriceHistory");
                throw (ex);
            }
            finally
            {
                data = null;
            }
            return(id);
        }
 public bool Contains(ProductListPriceHistory productListPriceHistory)
 {
     return(this.List.Contains(productListPriceHistory));
 }
 public void Remove(ProductListPriceHistory productListPriceHistory)
 {
     this.List.Remove(productListPriceHistory);
 }
 public void Insert(int index, ProductListPriceHistory productListPriceHistory)
 {
     this.List.Insert(index, productListPriceHistory);
 }
 public int IndexOf(ProductListPriceHistory productListPriceHistory)
 {
     return(this.List.IndexOf(productListPriceHistory));
 }
 public int Add(ProductListPriceHistory productListPriceHistory)
 {
     return(this.List.Add(productListPriceHistory));
 }