?? shoppingcartblbase.cs
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?//注意：當前類文件由開發助手自動產生，以后每次生成代碼時都將自動更新。用戶不可編輯此文件的任何內容，以免被覆蓋！
// This source code was auto-generated by DevHelper, on 2006-1-2 22:09:12. don't modify this file!
using System;
using System.Text;
using System.Data;
using System.Collections;
using DingHaokai.BussinessLogic;
using FlowerShop.MOD;
using FlowerShop.DAL;
namespace FlowerShop.BLL.Base
{
public class ShoppingCartBLBase : BaseBL
{
/// <summary>
/// 受保護的內部構造函數，用戶不能創建該類實例，而應創建ShoppingCartBL類實例
/// </summary>
protected internal ShoppingCartBLBase()
{
}
/// <summary>
/// 從數據庫中獲取ShoppingCartDS數據集的所有數據
/// </summary>
/// <param name="ds">輸出加載后的數據集類實例，注意此參數為out類型參數。</param>
public virtual void GetItems(out ShoppingCartDS ds)
{
ds = new ShoppingCartDS();
try
{
new ShoppingCartDA().Load(ds);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
/// <summary>
/// 保存ShoppingCartDS數據集
/// </summary>
/// <param name="ds">ShoppingCartDS數據</param>
public void Save(ShoppingCartDS ds)
{
int transID;
ShoppingCartDA.BeginTrans(out transID);
try
{
Save(ds, transID);
ShoppingCartDA.CommitTrans(transID);
}
catch(Exception ex)
{
ShoppingCartDA.RollbackTrans(transID);
throw new BLException(ExceptionType.UpdateFailed, ex.Message);
}
}
/// <summary>
/// 保存ShoppingCartDS數據集
/// </summary>
/// <param name="ds">ShoppingCartDS數據</param>
/// <param name="transID">數據庫事務ID</param>
public void Save(ShoppingCartDS ds, int transID)
{
ShoppingCartDA da = new ShoppingCartDA();
//
//根據數據集中各表間的關聯關系，先處理子表刪除的記錄
//
if(ds.ShoppingCart.GetChanges() != null)
da.Update(ds.ShoppingCart, transID);
//da.Update(ds, transID);
}
/// <summary>
/// 根據枚舉表數組建立相應的枚舉表表名數組
/// </summary>
private string[] BuildDataTableNameArray(ShoppingCartDS.TableEnum[] relatedTables, params ShoppingCartDS.TableEnum[] excludeTables)
{
if (relatedTables != null && relatedTables.Length>0)
{
ArrayList relatedTableNames = new ArrayList();
foreach (ShoppingCartDS.TableEnum relatedTable in relatedTables)
{
if (Array.IndexOf(excludeTables, relatedTable)<0)
{
relatedTableNames.Add(relatedTable.ToString());
}
}
return (string[])relatedTableNames.ToArray(typeof(string));
}
else
{
return null;
}
}
/// <summary>
/// 根據RecordID獲取ShoppingCart表數據及并填充關聯的數據表
/// </summary>
/// <param name="relatedTables">指定填充關聯表范圍，在此范圍之外的關聯表將被忽略。此參數為空時將被忽略。</param>
/// <returns>返回主鍵值對應的數據行</returns>
public virtual ShoppingCartDS.ShoppingCartRow GetShoppingCart(ShoppingCartDS ds, int RecordID, params ShoppingCartDS.TableEnum[] relatedTables)
{
try
{
string[] relatedTableNames = BuildDataTableNameArray(relatedTables);
ShoppingCartDA da = new ShoppingCartDA();
da.LoadWithRelated(ds, da.DataTables[ShoppingCartDS.TableEnum.ShoppingCart.ToString()],"RecordID="+RecordID.ToString(), relatedTableNames);
return ds.ShoppingCart.FindByRecordID(RecordID);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
/// <summary>
/// 根據RecordID獲取ShoppingCart表數據及并填充向上關聯的數據表數據(不填充下級子表數據)
/// </summary>
/// <param name="loadParentRecursive">是否遞歸裝載所有關聯的上級(父)數據表，為false時只裝載上一層關聯數據表</param>
/// <param name="relatedTables">指定填充關聯表范圍，在此范圍之外的關聯表將被忽略。此參數為空時將被忽略。</param>
/// <returns>返回主鍵值對應的數據行</returns>
public virtual ShoppingCartDS.ShoppingCartRow GetShoppingCart(ShoppingCartDS ds, int RecordID, bool loadParentRecursive, params ShoppingCartDS.TableEnum[] relatedTables)
{
try
{
string[] relatedTableNames = BuildDataTableNameArray(relatedTables);
ShoppingCartDA da = new ShoppingCartDA();
da.LoadWithRequired(ds, da.DataTables[ShoppingCartDS.TableEnum.ShoppingCart.ToString()],"RecordID="+RecordID.ToString(), loadParentRecursive, relatedTableNames);
return ds.ShoppingCart.FindByRecordID(RecordID);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
/// <summary>
/// 根據RecordID獲取ShoppingCart表數據及并填充關聯的數據表
/// </summary>
/// <param name="withRequired">是否裝載所有關聯的上級(父)數據表</param>
/// <param name="loadRecursive">是否遞歸裝載所有下級(子)數據表，為false時只裝載關聯的一級子數據表</param>
/// <param name="relatedTables">指定填充關聯表范圍，在此范圍之外的關聯表將被忽略。此參數為空時將被忽略。</param>
/// <returns>返回主鍵值對應的數據行</returns>
public virtual ShoppingCartDS.ShoppingCartRow GetShoppingCart(ShoppingCartDS ds, int RecordID, bool withRequired, bool loadRecursive, params ShoppingCartDS.TableEnum[] relatedTables)
{
try
{
string[] relatedTableNames = BuildDataTableNameArray(relatedTables);
ShoppingCartDA da = new ShoppingCartDA();
da.LoadWithRelated(ds, da.DataTables[ShoppingCartDS.TableEnum.ShoppingCart.ToString()],"RecordID="+RecordID.ToString(), withRequired, loadRecursive, relatedTableNames);
return ds.ShoppingCart.FindByRecordID(RecordID);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
/// <summary>
/// 根據RecordID獲取ShoppingCart表數據
/// </summary>
/// <returns>返回主鍵值對應的數據行</returns>
public virtual ShoppingCartDS.ShoppingCartRow GetShoppingCart(ShoppingCartDS.ShoppingCartDataTable tb, int RecordID)
{
try
{
new ShoppingCartDA().Load(tb, "RecordID="+RecordID.ToString());
return tb.FindByRecordID(RecordID);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
/// <summary>
/// 獲取符合條件的ShoppingCart記錄并填充相關聯的數據
/// </summary>
/// <param name="ds">接受數據填充的數據集實例(需已創建)</param>
/// <param name="condition">條件(不帶where前綴)</param>
/// <param name="relatedTables">指定填充關聯表范圍，在此范圍之外的關聯表將被忽略。此參數為空時將被忽略。</param>
public virtual void GetShoppingCarts(ShoppingCartDS ds, string condition, params ShoppingCartDS.TableEnum[] relatedTables)
{
try
{
string[] relatedTableNames = BuildDataTableNameArray(relatedTables);
ShoppingCartDA da = new ShoppingCartDA();
da.LoadWithRelated(ds, da.DataTables[ShoppingCartDS.TableEnum.ShoppingCart.ToString()], condition, relatedTableNames);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
/// <summary>
/// 獲取符合條件的ShoppingCart記錄并填充向上關聯的數據表數據(不填充下級子表數據)
/// </summary>
/// <param name="ds">接受數據填充的數據集實例(需已創建)</param>
/// <param name="condition">條件(不帶where前綴)</param>
/// <param name="loadParentRecursive">是否遞歸裝載所有關聯的上級(父)數據表，為false時只裝載上一層關聯數據表</param>
/// <param name="relatedTables">指定填充關聯表范圍，在此范圍之外的關聯表將被忽略。此參數為空時將被忽略。</param>
public virtual void GetShoppingCarts(ShoppingCartDS ds, string condition, bool loadParentRecursive, params ShoppingCartDS.TableEnum[] relatedTables)
{
try
{
string[] relatedTableNames = BuildDataTableNameArray(relatedTables);
ShoppingCartDA da = new ShoppingCartDA();
da.LoadWithRequired(ds, da.DataTables[ShoppingCartDS.TableEnum.ShoppingCart.ToString()], condition, loadParentRecursive, relatedTableNames);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
/// <summary>
/// 獲取符合條件的ShoppingCart記錄并填充相關聯的數據
/// </summary>
/// <param name="ds">接受數據填充的數據集實例(需已創建)</param>
/// <param name="condition">條件(不帶where前綴)</param>
/// <param name="withRequired">是否裝載所有關聯的上級(父)數據表</param>
/// <param name="loadRecursive">是否遞歸裝載所有下級(子)數據表，為false時只裝載關聯的一級子數據表</param>
/// <param name="relatedTables">指定填充關聯表范圍，在此范圍之外的關聯表將被忽略。此參數為空時將被忽略。</param>
public virtual void GetShoppingCarts(ShoppingCartDS ds, string condition, bool withRequired, bool loadRecursive, params ShoppingCartDS.TableEnum[] relatedTables)
{
try
{
string[] relatedTableNames = BuildDataTableNameArray(relatedTables);
ShoppingCartDA da = new ShoppingCartDA();
da.LoadWithRelated(ds, da.DataTables[ShoppingCartDS.TableEnum.ShoppingCart.ToString()], condition, withRequired, loadRecursive, relatedTableNames);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
/// <summary>
/// 獲取符合條件的ShoppingCart記錄
/// </summary>
/// <param name="tb">接受數據填充的數據表(需已創建)</param>
/// <param name="condition">條件(不帶where前綴)</param>
public virtual void GetShoppingCarts(ShoppingCartDS.ShoppingCartDataTable tb, string condition)
{
try
{
ShoppingCartDA da = new ShoppingCartDA();
da.Load(tb, condition);
}
catch(Exception ex)
{
throw new BLException(ExceptionType.DataLoadFailed, ex.Message);
}
}
}//end of class
}//end of namespace
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