做了以下的修改
1.介面宣告重新命名
2.移動介面宣告
3.實作介面 & 明確實做介面
做了以下的修改
1.介面宣告重新命名
2.移動介面宣告
3.實作介面 & 明確實做介面
修改如下
Interface.csusing ...System.Collections.Generic; 
using System.Data; 
using System.Data.SqlClient; namespace DAL.DataObject ...{ 
/// <!--IQuery介面--> 
/**//// <summary> /// IQuery介面 - design By Phoenix 2008 
/// </summary> public interface IQuery ...{ ///<!--執行SQL命令--> /// <summary> /// 執行SQL命令 - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">SQL命令</param> /// <returns>受影響的行數</returns> int RunQuery(string SqlQuery); ///<!--執行SQL命令--> /// <summary> /// 執行SQL命令 - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">SQL命令</param> /// <param name="Parameters">參數陣列</param> /// <returns>受影響的行數</returns> int RunQuery(string SqlQuery, SqlParameter[] Parameters); ///<!--Select介面 - 取得資料表--> /// <summary> /// Select介面 - 取得資料表 - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">Sql命令</param> /// <returns>DataTable資料表</returns> DataTable GetTable(string SqlQuery); ///<!--Select介面 - 取得資料表--> /// <summary> /// Select介面 - 取得資料表 - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">Sql命令</param> /// <param name="Parameters">參數陣列</param> /// <returns>DataTable資料表</returns> DataTable GetTable(string SqlQuery, SqlParameter[] Parameters); ///<!--Select介面 - 取得資料表--> /// <summary> /// Select介面 - 取得資料表 - design By Phoenix 2008 /// </summary> /// <param name="SelectField">Select欄位(*,表示全部)</param> /// <param name="Name">列舉-資料表名稱</param> /// <returns>ataTable資料表</returns> DataTable GetTable(string[] SelectField, DbName Name); ///<!--Select介面 - 取得資料表--> /// <summary> /// Select介面 - 取得資料表 - design By Phoenix 2008 /// </summary> /// <param name="SelectField">Select欄位(*,表示全部)</param> /// <param name="Name">列舉-資料表名稱</param> /// <param name="Condition">條件清單</param> /// <returns>ataTable資料表</returns> DataTable GetTable(string[] SelectField, DbName Name, List<DataField> Condition); ///<!--Insert介面 - 執行Query--> /// <summary> /// Insert介面 - 執行Query - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="InsertList">Insert清單</param> /// <returns>受影響的行數</returns> int AddNew(DbName Name, List<DataField> InsertList); ///<!--Delete介面 - 執行Query--> /// <summary> /// Delete介面 - 執行Query - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="DeleteList">刪除清單</param> /// <returns>受影響的行數</returns> int Delete(DbName Name, List<DataField> DeleteList); ///<!--Update介面 - 執行Query--> /// <summary> /// Update介面 - 執行Query - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="UpdateList">更新清單</param> /// <returns>受影響的行數</returns> int Update(DbName Name, List<DataField> UpdateList); } }
DataObject.csusing ...System; using System.Collections.Generic; using System.Data; using System.Data.SqlClient; namespace DAL.DataObject ...{ ///<!--資料存取層核心元件--> /**//// <summary> /// 資料存取層核心元件 - design By Phoenix 2008 /// </summary> public class MySqlServer : IQuery ...{ //宣告連線字串物件 private ConnectionString ConnStr; 組合SQL片段#region 組合SQL片段 ///<!--去片段多餘的字元--> /**//// <summary> /// 去片段多餘的字元 - design By Phoenix 2008 /// </summary> /// <param name="Part">片段</param> /// <returns>Part.Trim().TrimEnd(char.Parse(","))</returns> private string TrimPart(string Part) ...{ //去掉開頭多餘的空白 //去除結尾多餘的逗號 //回傳結果 return Part.Trim().TrimEnd(char.Parse(",")); } ///<!--產生加入參數的片段--> /**//// <summary> /// 產生加入參數的片段 - design By Phoenix 2008 /// </summary> /// <param name="FieldName">要加上參數的強型別物件清單</param> /// <returns>DataField1 = @DataField1, DataField2 = @DataField2, … DataFieldN = @DataFieldN</returns> private string SetParameterPart(List<DataField> FieldName) ...{ //建立回傳暫存 string result = ""; //一一取出清單內的值，並且加上參數 foreach (DataField s in FieldName) result += string.Format(" ...{0} = @{1},", s.ColumnName.Replace("Original_", ""), s.ColumnName); //呼叫TrimPart //回傳結果 return TrimPart(result); } ///<!--產生Insert參數片段--> /**//// <summary> /// 產生Insert參數片段 - design By Phoenix 2008 /// </summary> /// <param name="FieldName">要加入參數的強型別物件清單</param> /// <returns>(DataField1, DataField2, … DataFieldN) VALUES (@DataField1, @DataField2, … @DataFieldN)</returns> private string SetInsertPart(List<DataField> FieldName) ...{ //建立回傳暫存(欄位片段、參數片段) string insertField = ""; string insertParameter = ""; //一一取出清單內的值，並且產生欄位片段以及參數片段 foreach (DataField s in FieldName) ...{ insertField += string.Format(" ...{0},", s.ColumnName); insertParameter += string.Format(" @...{0},", s.ColumnName); } //呼叫TrimPart //將欄位片段以及參數片段組合成Insert片段 //回傳結果 return string.Format("(...{0}) VALUES ({1})", TrimPart(insertField), TrimPart(insertParameter)); } ///<!--產生 Select 敘述片段--> /**//// <summary> /// 產生 Select 敘述片段 - design By Phoenix 2008 /// </summary> /// <param name="SelectField">Select欄位(*,表示全部)</param> /// <returns>DataField1, DataField2, … DataFieldN</returns> private string SetSelectPart(string[] SelectField) ...{ //建立回傳暫存 string result = ""; //一一取出清單內的值，加上逗號 foreach (string s in SelectField) result += string.Format(" ...{0},", s); //呼叫TrimPart //回傳結果 return TrimPart(result); } ///<!--產生Select`From 敘述--> /**//// <summary> /// 產生Select`From 敘述 - design By Phoenix 2008 /// </summary> /// <param name="SelectField">Select欄位(*,表示全部)</param> /// <param name="Name">列舉-資料表名稱</param> /// <returns>SELECT SelectField FORM DbName</returns> private string GetSelectQuery(string[] SelectField, DbName Name) ...{ //將 SelectField 和 DbName 加入到敘述內 //回傳結果。 return string.Format("SELECT ...{0} FROM {1}", SetSelectPart(SelectField), Name.ToString()); } ///<!--產生Select`From`Where 敘述--> /**//// <summary> /// 產生Select`From`Where 敘述 - design By Phoenix 2008 /// </summary> /// <param name="SelectField">Select欄位(*,表示全部)</param> /// <param name="Name">列舉-資料表名稱</param> /// <param name="Condition">條件清單</param> /// <returns>SELECT SelectField FORM DbName WHERE (DataField1 = @DataField1, DataField2 = @DataField2, … DataFieldN = @DataFieldN)</returns> private string GetSelectWhereQuery(string[] SelectField, DbName Name, List<DataField> Condition) ...{ //呼叫GetSelectQuery，取得 敘述片段 //呼叫SetParameterPart，取得 參數片段 //組合兩片段 //回傳結果 return string.Format("...{0} WHERE ({1})", GetSelectQuery(SelectField, Name), SetParameterPart(Condition)); } ///<!--產生Insert`Into``Values` 敘述--> /**//// <summary> /// 產生Insert`Into``Values` 敘述 - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="DataField">新增清單</param> /// <returns>INSERT INTO DbName (DataField1,DataField2…DataFieldN) VALUES (@DataField1, @DataField2, … @DataFieldN)</returns> private string GetInsertQuery(DbName Name, List<DataField> DataField) ...{ //呼叫SetInsertPart 取得 Insert片段 //將 DbName 和 Insert片段 放入敘述內。 //回傳結果 return string.Format("INSERT INTO ...{0} {1}", Name.ToString(), SetInsertPart(DataField)); } ///<!--產生Delete From`Where`敘述--> /**//// <summary> /// 產生Delete From`Where`敘述 - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="Condition">條件清單</param> /// <returns>DELETE FROM DbName WHERE(Condition1 = @Condition1, Condition2 = @Condition2, … ConditionN = @ConditionN)</returns> private string GetDeleteQuery(DbName Name, List<DataField> Condition) ...{ //呼叫SetParameterPart，取得參數片段 //將 DbName 和 參數片段 放入敘述內。 //回傳結果 return string.Format("DELETE FROM ...{0} WHERE ({1})", Name.ToString(), SetParameterPart(Condition)); } ///<!--產生Update`Set`Where`敘述--> /**//// <summary> /// 產生Update`Set`Where`敘述 - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="Data">DataField強行別物件清單</param> /// <returns></returns> private string GetUpdateQuery(DbName Name, List<DataField> Data) ...{ //取得條件式(以Original開頭) List<DataField> Condition = Data.FindAll(c => c.ColumnName.StartsWith("Original")); //取得新的值(除Original以外) List<DataField> UpdateField = Data.FindAll(c => !(c.ColumnName.StartsWith("Original"))); //呼叫SetParameterPart，取得 參數片段(新值) //呼叫SetParameterPart，取得 參數片段(條件) //組合兩片段 //回傳結果 return string.Format("UPDATE ...{0} SET {1} WHERE ({2})", Name.ToString(), SetParameterPart(UpdateField), SetParameterPart(Condition)); } #endregion ///<!--創造Parameters--> /**//// <summary> /// 創造Parameters - design By Phoenix 2008 /// </summary> /// <param name="Data">DataField強行別物件清單</param> /// <returns>Parameters陣列</returns> private SqlParameter[] CreateParameters(List<DataField> Data) ...{ //建立回傳暫存 SqlParameter[] result = new SqlParameter[Data.Count]; //一一取出清單內的名字和值，放入result集合 for (int i = 0; i < Data.Count; i++) result[i] = new SqlParameter("@" + Data[i].ColumnName, Data[i].ColumnValue); //回傳結果 return result; } 執行SQL指令#region 執行SQL指令 ///<!--執行ExecuteReader - 取得DataTable--> /**//// <summary> /// 執行ExecuteReader - 取得DataTable - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">Sql命令</param> /// <returns>DataTable資料表</returns> private DataTable ExecuteReader(string SqlQuery) ...{ //例外處理 try ...{ //建立回傳暫存 DataTable dt = new DataTable(); //使用 SqlConnection 建立 SqlConnection 執行個體(傳入連線字串) using (SqlConnection SqlConn = new SqlConnection(ConnStr.GetConnStr())) ...{ //宣告 SqlCommand ，建立 SqlCommand 執行個體(傳入Sql命令、SqlConnection) SqlCommand SqlCmd = new SqlCommand(SqlQuery, SqlConn); //開啟連線 SqlConn.Open(); //載入DataTable dt.Load(SqlCmd.ExecuteReader()); } //回傳結果 return dt; } catch ...{ //擲回例外 throw new InvalidOperationException("ExecuteReader區段執行失敗"); } } ///<!--執行ExecuteReader - 取得DataTable--> /**//// <summary> /// 執行ExecuteReader - 取得DataTable - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">Sql命令</param> /// <param name="Parameters">參數</param> /// <returns>DataTable資料表</returns> private DataTable ExecuteReader(string SqlQuery, SqlParameter[] Parameters) ...{ //例外處理 try ...{ //建立回傳暫存 DataTable dt = new DataTable(); //使用 SqlConnection 建立 SqlConnection 執行個體(傳入連線字串) using (SqlConnection SqlConn = new SqlConnection(ConnStr.GetConnStr())) ...{ //宣告 SqlCommand ，建立 SqlCommand 執行個體(傳入Sql命令、SqlConnection) SqlCommand SqlCmd = new SqlCommand(SqlQuery, SqlConn); //將參數加入SqlCommand SqlCmd.Parameters.AddRange(Parameters); //開啟連線 SqlConn.Open(); //載入DataTable dt.Load(SqlCmd.ExecuteReader()); } //回傳結果 return dt; } catch ...{ throw new InvalidOperationException("ExecuteReader區段執行失敗"); } } ///<!--執行ExecuteNonQuery--> /**//// <summary> /// 執行ExecuteNonQuery - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">Sql命令</param> /// <returns>受影響的行數</returns> private int ExecuteNonQuery(string SqlQuery) ...{ //例外處理 try ...{ //建立回傳暫存 int result = 0; //使用 SqlConnection 建立 SqlConnection 執行個體(傳入連線字串) using (SqlConnection SqlConn = new SqlConnection(ConnStr.GetConnStr())) ...{ //宣告 SqlCommand ，建立 SqlCommand 執行個體(傳入Sql命令、SqlConnection) SqlCommand SqlCmd = new SqlCommand(SqlQuery, SqlConn); //開啟連線 SqlConn.Open(); //執行ExecuteNonQuery，傳回受影響的行數 result = SqlCmd.ExecuteNonQuery(); } //傳回受影響的行數 return result; } catch (SqlException se) ...{ //擲回例外 throw se; } catch ...{ throw new InvalidOperationException("ExecuteNonQuery區段執行失敗"); } } ///<!--執行ExecuteNonQuery--> /**//// <summary> /// 執行ExecuteNonQuery - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">Sql命令</param> /// <param name="Parameters">參數陣列</param> /// <returns>受影響的行數</returns> private int ExecuteNonQuery(string SqlQuery, SqlParameter[] Parameters) ...{ //例外處理 try ...{ //建立回傳暫存 int result = 0; //使用 SqlConnection 建立 SqlConnection 執行個體(傳入連線字串) using (SqlConnection SqlConn = new SqlConnection(ConnStr.GetConnStr())) ...{ //宣告 SqlCommand ，建立 SqlCommand 執行個體(傳入Sql命令、SqlConnection) SqlCommand SqlCmd = new SqlCommand(SqlQuery, SqlConn); //將參數加入SqlCommand SqlCmd.Parameters.AddRange(Parameters); //開啟連線 SqlConn.Open(); //執行ExecuteNonQuery，傳回受影響的行數 result = SqlCmd.ExecuteNonQuery(); } //傳回受影響的行數 return result; } catch ...{ throw new InvalidOperationException("ExecuteNonQuery區段執行失敗"); } } #endregion IQuery 成員 - 實作介面#region IQuery 成員 - 實作介面 ///<!--執行SQL命令--> /**//// <summary> /// 執行SQL命令 - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">SQL命令</param> /// <returns>受影響的行數</returns> public int RunQuery(string SqlQuery) ...{ //例外處理 try ...{ //呼叫ExecuteNonQuery(傳入Sql命令)(傳回受影響的行數)。 //傳回受影響的行數 return ExecuteNonQuery(SqlQuery); } catch ...{ //擲出例外 throw; } } ///<!--執行SQL命令--> /**//// <summary> /// 執行SQL命令 - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">SQL命令</param> /// <param name="Parameters">參數陣列</param> /// <returns>受影響的行數</returns> public int RunQuery(string SqlQuery, SqlParameter[] Parameters) ...{ //例外處理 try ...{ //呼叫ExecuteNonQuery(傳入Sql命令)(傳回受影響的行數)。 //傳回受影響的行數 return ExecuteNonQuery(SqlQuery, Parameters); } catch ...{ //擲出例外 throw; } } ///<!--Select介面 - 取得資料表--> /**//// <summary> /// Select介面 - 取得資料表 - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">Sql命令</param> /// <returns>DataTable資料表</returns> public DataTable GetTable(string SqlQuery) ...{ //例外處理 try ...{ //呼叫 ExecuteReader(傳入Sql命令)(回傳DataTable資料表) //回傳DataTable資料表。 return ExecuteReader(SqlQuery); } catch ...{ //擲出例外 throw; } } ///<!--Select介面 - 取得資料表--> /**//// <summary> /// Select介面 - 取得資料表 - design By Phoenix 2008 /// </summary> /// <param name="SqlQuery">Sql命令</param> /// <param name="Parameters">參數陣列</param> /// <returns>DataTable資料表</returns> public DataTable GetTable(string SqlQuery, SqlParameter[] Parameters) ...{ //例外處理 try ...{ //呼叫 ExecuteReader(傳入Sql命令)(回傳DataTable資料表) //回傳DataTable資料表。 return ExecuteReader(SqlQuery,Parameters); } catch ...{ //擲出例外 throw; } } ///<!--Select介面 - 取得資料表--> /**//// <summary> /// Select介面 - 取得資料表 - design By Phoenix 2008 /// </summary> /// <param name="SelectField">Select欄位(*,表示全部)</param> /// <param name="Name">列舉-資料表名稱</param> /// <returns>DataTable資料表</returns> public DataTable GetTable(string[] SelectField, DbName Name) ...{ //例外處理 try ...{ //呼叫GetSelectQuery(傳入Select欄位、資料表)(傳回Sql命令) //呼叫ExecuteReader(傳入Sql命令)(傳回DataTable資料表) //傳回DataTable資料表 return ExecuteReader(GetSelectQuery(SelectField, Name)); } catch (Exception ex) ...{ //擲出例外 throw ex; } } ///<!--Select介面 - 取得資料表--> /**//// <summary> /// Select介面 - 取得資料表 - design By Phoenix 2008 /// </summary> /// <param name="SelectField">Select欄位(*,表示全部)</param> /// <param name="Name">列舉-資料表名稱</param> /// <param name="Condition">條件清單</param> /// <returns>DataTable資料表</returns> public DataTable GetTable(string[] SelectField, DbName Name, List<DataField> Condition) ...{ //例外處理 try ...{ //呼叫GetSelectWhereQuery(傳入Select欄位、資料表、條件清單)(傳回Sql命令) //呼叫CreateParameters(傳入條件清單)(傳回Parameters陣列) //呼叫ExecuteReader(傳入Sql命令、Parameters陣列)(回傳DataTable資料表) //傳回DataTable資料表 return ExecuteReader(GetSelectWhereQuery(SelectField, Name, Condition), CreateParameters(Condition)); } catch ...{ //擲出例外 throw; } } ///<!--Insert介面 - 執行Query--> /**//// <summary> /// Insert介面 - 執行Query - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="InsertList">Insert清單</param> /// <returns>受影響的行數</returns> public int AddNew(DbName Name, List<DataField> InsertList) ...{ //例外處理 try ...{ //呼叫GetInsertQuery(傳入資料表、Insert清單)(傳回Sql命令) //呼叫CreateParameters(傳入Insert清單)(傳回Parameters陣列) //呼叫ExecuteNonQuery(傳入Sql命令、Parameters陣列)(傳回影響的行數) //傳回影響的行數 return ExecuteNonQuery(GetInsertQuery(Name, InsertList), CreateParameters(InsertList)); } catch ...{ //擲出例外 throw; } } ///<!--Delete介面 - 執行Query--> /**//// <summary> /// Delete介面 - 執行Query - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="DeleteList">刪除清單</param> /// <returns>受影響的行數</returns> public int Delete(DbName Name, List<DataField> DeleteList) ...{ //例外處理 try ...{ //呼叫GetDeleteQuery(傳入資料表、刪除清單)(傳回Sql命令) //呼叫CreateParameters(傳入刪除清單)(傳回Parameters陣列) //呼叫ExecuteNonQuery(傳入Sql命令、Parameters陣列)(傳回受影響的行數) //傳回受影響的行數 return ExecuteNonQuery(GetDeleteQuery(Name, DeleteList), CreateParameters(DeleteList)); } catch ...{ //擲出例外 throw; } } ///<!--Update介面 - 執行Query--> /**//// <summary> /// Update介面 - 執行Query - design By Phoenix 2008 /// </summary> /// <param name="Name">列舉-資料表名稱</param> /// <param name="UpdateList">更新清單</param> /// <returns>受影響的行數</returns> public int Update(DbName Name, List<DataField> UpdateList) ...{ //例外處理 try ...{ //呼叫GetUpdateQuery(傳入資料表、更新清單)(傳回Sql命令) //呼叫CreateParameters(傳入更新清單)(傳回Parameters陣列) //呼叫ExecuteNonQuery(傳入Sql命令、Parameters陣列)(傳回受影響的行數) //傳回受影響的行數 return ExecuteNonQuery(GetUpdateQuery(Name, UpdateList), CreateParameters(UpdateList)); } catch ...{ //擲出例外 throw; } } #endregion IQuery 成員 - 明確實做介面#region IQuery 成員 - 明確實做介面 int IQuery.RunQuery(string SqlQuery) ...{ try ...{ return RunQuery(SqlQuery); } catch ...{ throw; } } int IQuery.RunQuery(string SqlQuery, SqlParameter[] Parameters) ...{ try ...{ return RunQuery(SqlQuery, Parameters); } catch ...{ throw; } } DataTable IQuery.GetTable(string SqlQuery) ...{ try ...{ return GetTable(SqlQuery); } catch ...{ throw; } } DataTable IQuery.GetTable(string SqlQuery, SqlParameter[] Parameters) ...{ try ...{ return GetTable(SqlQuery, Parameters); } catch ...{ throw; } } DataTable IQuery.GetTable(string[] SelectField, DbName Name) ...{ try ...{ return GetTable(SelectField, Name); } catch ...{ throw; } } DataTable IQuery.GetTable(string[] SelectField, DbName Name, List<DataField> Condition) ...{ try ...{ return GetTable(SelectField, Name, Condition); } catch ...{ throw; } } int IQuery.AddNew(DbName Name, List<DataField> InsertList) ...{ try ...{ return AddNew(Name, InsertList); } catch ...{ throw; } } int IQuery.Delete(DbName Name, List<DataField> DeleteList) ...{ try ...{ return Delete(Name, DeleteList); } catch ...{ throw; } } int IQuery.Update(DbName Name, List<DataField> UpdateList) ...{ try ...{ return Update(Name, UpdateList); } catch ...{ throw; } } #endregion ///<!--初始化 DAL.DataObject.SqlServer 類別的新執行個體--> /**//// <summary> /// 初始化 DAL.DataObject.SqlServer 類別的新執行個體 - design By Phoenix 2008 /// </summary> public MySqlServer() ...{ //初始化 ConnStr 物件 ConnStr = new ConnectionString(); } } }
ConnectionString.csusing ...System.Web.Configuration; namespace DAL ...{ ///<!--連線字串元件 --> /**//// <summary> /// 連線字串元件 - design By Phoenix 2008 /// </summary> public class ConnectionString ...{ ///<!--取得預設連線字串--> /**//// <summary> /// 取得預設連線字串，於web.config內 - design By Phoenix 2008 /// </summary> /// <returns>Data Source=?;Initial Catalog=?;Persist Security Info=?;User ID=?;Password=?</returns> public string GetConnStr() ...{ return GetConnStr(0); } ///<!--依照索引值，取得連線字串--> /**//// <summary> /// 依照索引值，取得連線字串，於web.config內 - design By Phoenix 2008 /// </summary> /// <param name="index">連線字串索引值。</param> /// <returns>Data Source=?;Initial Catalog=?;Persist Security Info=?;User ID=?;Password=?</returns> public string GetConnStr(int index) ...{ return WebConfigurationManager.ConnectionStrings[index].ConnectionString.ToString(); } ///<!--依照名稱，取得連線字串--> /**//// <summary> /// 依照名稱，取得連線字串，於web.config內 - design By Phoenix 2008 /// </summary> /// <param name="name">連線字串名稱</param> /// <returns>Data Source=?;Initial Catalog=?;Persist Security Info=?;User ID=?;Password=?</returns> public string GetConnStr(string name) ...{ return WebConfigurationManager.ConnectionStrings[name].ConnectionString.ToString(); } } }
DataField.cs namespace DAL ...{ ///<!--DataField物件模型--> /**//// <summary> /// DataField物件模型 - design By Phoenix 2008 /// </summary> public class DataField ...{ ///<!--ColumnName 屬性--> /**//// <summary> /// ColumnName 屬性 - design By Phoenix 2008 /// </summary> public string ColumnName ...{ get; set; } ///<!--ColumnValue 屬性--> /// <summary> /// ColumnValue 屬性 - design By Phoenix 2008 /// </summary> public object ColumnValue ...{ get; set; } ///<!--初始化 DAL.DataField 類別的新執行個體--> /// <summary> /// 初始化 DAL.DataField 類別的新執行個體 - design By Phoenix 2008 /// </summary> public DataField() ...{ } ///<!--初始化 DAL.DataField 類別的新執行個體--> /// <summary> /// 初始化 DAL.DataField 類別的新執行個體 - design By Phoenix 2008 /// </summary> /// <param name="Name">ColumnName 屬性的值</param> /// <param name="Value">ColumnValue 屬性的值</param> public DataField(string Name, object Value) ...{ //寫入新的值 ColumnName = Name; ColumnValue = Value; } } }
Enum.csnamespace DAL ...{ ///<!--列舉-資料庫名稱--> /**//// <summary> /// 列舉-資料庫名稱 - design By Phoenix 2008 /// </summary> public enum DbName ...{ ///<!--News資料表--> /// <summary> /// News資料表 /// </summary> News = 0 // TODO:加入新資料表名稱 } }
News.csusing ...System; using System.Collections.Generic; using System.Data; using DAL.DataObject; namespace BLL ...{ ///<!--News資料表，商業邏輯元件--> /**//// <summary> /// News資料表，商業邏輯元件 - design By Phoenix 2008 - /// </summary> public class News ...{ //宣告資料存取元件 private MySqlServer objData; /// <!--建立News物件--> /**//// <summary> /// 建立News物件 - design By Phoenix 2008 - /// </summary> /// <param name="row">資料行</param> /// <returns>News物件</returns> private DOM.News CreateObject(DataRow row) ...{ //例外處理 try ...{ //Object and Collection Initializers return new DOM.News() ...{ NewsID = (int)row[0], NewsDate = (DateTime)row[1], NewsSubject = row[2].ToString(), NewsContent = row[3].ToString(), Del = (bool)row[4], Chger = row[5].ToString(), ChgTime = (DateTime)row[6] }; } catch ...{ //擲回例外 throw new InvalidOperationException("CreateObject區段執行失敗<參數錯誤>"); } } ///<!--由DataTable(資料表)轉換成List(強型別物件清單)--> /**//// <summary> /// 由DataTable(資料表)轉換成List(強型別物件清單) - design By Phoenix 2008 - /// </summary> /// <param name="dt">要轉換的DataTable(資料表)</param> /// <returns>News強型別物件清單</returns> private List<DOM.News> ToList(DataTable dt) ...{ //例外處理 try ...{ //建立回傳暫存(News強型別物件清單) List<DOM.News> result = new List<DOM.News>(); result.Clear(); //將DataTable一一取出 //呼叫CreateObject(傳入資料行)(傳回News物件) //將News物件加入到回傳暫存 foreach (DataRow row in dt.Rows) result.Add(CreateObject(row)); //回傳結果 return result; } catch ...{ //擲回例外 throw new InvalidOperationException("ToList區段執行失敗<參數錯誤>"); } } ///<!--建立Insert強型別物件清單--> /**//// <summary> /// 建立Insert強型別物件清單 - design By Phoenix 2008 - /// </summary> /// <param name="oNews">News物件</param> /// <returns>DataField強型別物件清單</returns> private List<DAL.DataField> CreateInsertList(DOM.News oNews) ...{ //例外處理 try ...{ //建立回傳暫存(DataField強型別物件清單) List<DAL.DataField> result = new List<DAL.DataField>(); result.Clear(); //將要寫入的欄位、值 加入清單 result.Add(new DAL.DataField("NewsSubject", oNews.NewsSubject)); result.Add(new DAL.DataField("NewsContent", oNews.NewsContent)); result.Add(new DAL.DataField("Chger", oNews.Chger)); //回傳結果 return result; } catch ...{ //擲回例外 throw new InvalidOperationException("CreateInsertList區段執行失敗<參數錯誤>"); } } ///<!--建立Delete強型別物件清單--> /**//// <summary> /// 建立Delete強型別物件清單 - design By Phoenix 2008 - /// </summary> /// <param name="oNews">News物件</param> /// <returns>DataField強型別物件清單</returns> private List<DAL.DataField> CreateDeleteList(DOM.News oNews) ...{ //例外處理 try ...{ //建立回傳暫存(DataField強型別物件清單) List<DAL.DataField> result = new List<DAL.DataField>(); result.Clear(); //加入條件式 result.Add(new DAL.DataField("Original_NewsID", oNews.NewsID)); //加入刪除標記 result.Add(new DAL.DataField("Del", oNews.Del)); //回傳結果 return result; } catch ...{ //擲回例外 throw new InvalidOperationException("CreateDeleteList區段執行失敗<參數錯誤>"); } } ///<!--建立Update強型別物件清單--> /**//// <summary> /// 建立Update強型別物件清單 - design By Phoenix 2008 - /// </summary> /// <param name="oNews">News物件</param> /// <returns>DataField強型別物件清單</returns> private List<DAL.DataField> CreateUpdateList(DOM.News oNews) ...{ //例外處理 try ...{ //建立回傳暫存(DataField強型別物件清單) List<DAL.DataField> result = new List<DAL.DataField>(); result.Clear(); //加入(Original)條件限制 result.Add(new DAL.DataField("Original_NewsID", oNews.NewsID)); //加入新的值 result.Add(new DAL.DataField("NewsSubject", oNews.NewsSubject)); result.Add(new DAL.DataField("NewsContent", oNews.NewsContent)); result.Add(new DAL.DataField("Chger", oNews.Chger)); result.Add(new DAL.DataField("ChgTime", DateTime.Now)); //回傳結果 return result; } catch ...{ //擲回例外 throw new InvalidOperationException("CreateUpdateList區段執行失敗<參數錯誤>"); } } /// <!--取得所有News強型別物件清單--> /**//// <summary> /// 取得所有News強型別物件清單 - design By Phoenix 2008 - /// </summary> /// <returns></returns> public List<DOM.News> GetAll() ...{ //例外處理 try ...{ //field(Select欄位集合)，*為取得所有欄位 string[] field = new string[] ...{ "*" }; //執行Select介面，傳入Select欄位集合、資料表名稱，傳回資料表 DataTable dt = objData.GetTable(field, DAL.DbName.News); //將資料表轉換成強型別物件清單再回傳 return ToList(dt); } catch (Exception) ...{ //擲出例外 throw; } } /// <!--取得News強型別物件清單--> /**//// <summary> /// 取得News強型別物件集合 - design By Phoenix 2008 - /// </summary> /// <param name="Condition">條件限制清單</param> /// <returns>News強型別物件清單</returns> public List<DOM.News> GetBy(List<DAL.DataField> Condition) ...{ //例外處理 try ...{ //field(Select欄位集合)，*為取得所有欄位 string[] field = new string[] ...{ "*" }; //執行Select介面，傳入Select欄位集合、資料表名稱、條件限制清單，傳回資料表 DataTable dt = objData.GetTable(field, DAL.DbName.News, Condition); //將資料表轉換成強型別物件清單再回傳 return ToList(dt); } catch (Exception) ...{ //擲出例外 throw; } } /// <!--取得News強型別物件清單(ByNewsID)--> /**//// <summary> /// 取得News強型別物件清單(ByNewsID) - design By Phoenix 2008 - /// </summary> /// <param name="NID"></param> /// <returns></returns> public List<DOM.News> GetBy(int NID) ...{ //例外處理 try ...{ return GetBy(CreateCondition(NID)); } catch (Exception) ...{ //擲出例外 throw; } } private List<DAL.DataField> CreateCondition(int NID) ...{ return new List<DAL.DataField>() ...{ new DAL.DataField("NewsID", NID) }; } /// <!--新增一筆News資料行--> /**//// <summary> /// 新增一筆News資料行 - design By Phoenix 2008 - /// </summary> /// <param name="oNews">News物件</param> /// <returns>受影響的行數</returns> public int Insert(DOM.News oNews) ...{ //例外處理 try ...{ //判斷Chger(異動者)欄位內容是否為null if (oNews.Chger == null) //若為null //擲回例外。 throw new InvalidOperationException("未經許可的操作！如有疑問，請洽程式人員。"); else //若不為null //執行CreateInsertList(傳入News清單)(傳回Insert清單) //執行Insert介面(傳入資料表名稱、Insert清單)(傳回影響的行數) //傳回受影響的行數 return objData.AddNew(DAL.DbName.News, CreateInsertList(oNews)); } catch(Exception) ...{ //擲出例外 throw; } } /// <!--執行刪除的動作，刪除Del標記為true的項目--> /**//// <summary> /// 執行刪除的動作，刪除Del標記為true的項目 - design By Phoenix 2008 - /// </summary> /// <returns>受影響的行數</returns> public int Delete() ...{ //例外處理 try ...{ //自訂SqlQuery查詢指令 string SqlQuery = "DELETE FROM News WHERE (Del = 1)"; //執行Query，傳回受影響的行數 return objData.RunQuery(SqlQuery); } catch (Exception) ...{ //擲出例外 throw; } } /// <!--設定News刪除標記--> /**//// <summary> /// 設定News刪除標記 - design By Phoenix 2008 - /// </summary> /// <param name="oNews">News物件</param> /// <returns>受影響的行數</returns> public int Delete(DOM.News oNews) ...{ //例外處理 try ...{ //呼叫CreateDeleteList(傳入News物件)(傳回Delete清單) //執行Update介面(傳入資料表名稱、Delete清單)(傳回受影響的行數) //傳回受影響的行數 return objData.Update(DAL.DbName.News, CreateDeleteList(oNews)); } catch ...{ //擲出例外 throw; } } /// <!--修改News資料行--> /**//// <summary> /// 修改News資料行 - design By Phoenix 2008 - /// </summary> /// <param name="oNews"></param> /// <returns></returns> public int Update(ref DOM.News oNews) ...{ //例外處理 try ...{ //判斷Chger(異動者)欄位內容是否為null if (oNews.Chger == null) //若為null //擲回例外 throw new InvalidOperationException("未經許可的操作！如有疑問，請洽程式人員。"); else //若不為null //呼叫CreateUpdateList(傳入News物件)(傳回Update清單) //執行Update介面(傳入資料表名稱、Update清單)(傳回影響的行數) //傳回受影響的行數 return objData.Update(DAL.DbName.News, CreateUpdateList(oNews)); } catch (Exception) ...{ //擲出例外 throw; } } ///<!--初始化 BLL.News 類別的新執行個體--> /**//// <summary> /// 初始化 BLL.News 類別的新執行個體 - design By Phoenix 2008 - /// </summary> private News() ...{ //初始化 objData objData = new MySqlServer(); } } }以上
Phoenix in 08/26