Asp.Net(C#)+Sql Server三层架构下数据存取方案(四)

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  asp.net|server|架构|数据#region 公共方法

/// <summary>

/// 根据不同条件取得积分设置

/// </summary>

/// <param name="functionID">功能ID</param>

/// <param name="operationID">操作ID</param>

/// <param name="roleTypeID">角色ID</param>

/// <param name="bBSTypeID">版块类型DI</param>

/// <param name="score">积分</param>

/// <param name="bB">币币</param>

/// <param name="buyType">购买类型</param>

/// <param name="functionState">功能状态</param>

/// <returns></returns>

public bool GetSpecialInfo(int functionID,int operationID,int roleTypeID,int bBSTypeID,int score,int bB,int buyType,int functionState)

{

SqlDataAdapter dataAdapter = null;

Database data = new Database("Town");

#region 创建参数

ArrayList sqlParameterList=new ArrayList();

if(functionID!=-1)

sqlParameterList.Add(data.MakeInParam("FunctionID", SqlDbType.Int, 4, functionID));

if(operationID!=-1)

sqlParameterList.Add(data.MakeInParam("OperationID", SqlDbType.Int, 4, operationID));

if(roleTypeID!=-1)

sqlParameterList.Add(data.MakeInParam("RoleTypeID", SqlDbType.Int, 4, roleTypeID));

if(bBSTypeID!=-1)

sqlParameterList.Add(data.MakeInParam("BBSTypeID", SqlDbType.Int, 4, bBSTypeID));

if(score!=-1)

sqlParameterList.Add(data.MakeInParam("Score", SqlDbType.Int, 4, score));

if(bB!=-1)

sqlParameterList.Add(data.MakeInParam("BB", SqlDbType.Int, 4, bB));

if(buyType!=-1)

sqlParameterList.Add(data.MakeInParam("BuyType", SqlDbType.Int, 4, buyType));

if(functionState!=-1)

sqlParameterList.Add(data.MakeInParam("FunctionState", SqlDbType.Int, 4, functionState));



SqlParameter[] prams= new SqlParameter[sqlParameterList.Count];

for( int i=0;i<sqlParameterList.Count;i++)

{

prams[i]=(SqlParameter)sqlParameterList[i];

}

#endregion

try

{

data.RunProc("GetScoreSetting", prams, out dataAdapter);

DataSet dataSet = new DataSet();

dataAdapter.Fill(dataSet,"table");

dataAdapter.Dispose();

if(dataSet.Tables["table"].Rows.Count == 0)

{

dataSet.Clear();

dataSet.Dispose();

return false;

}

else

{



foreach(DataRow dr in dataSet.Tables["table"].Rows)

{

ScoreSetting SS = new ScoreSetting();

SS.ID= Int32.Parse(dr["ScoreSettingID"].ToString().Trim());

SS.FunctionID= Int32.Parse(dr["FunctionID"].ToString().Trim());

SS.OperationID= Int32.Parse(dr["OperationID"].ToString().Trim());

SS.RoleTypeID= Int32.Parse(dr["RoleTypeID"].ToString().Trim());

SS.BBSTypeID= Int32.Parse(dr["BBSTypeID"].ToString().Trim());

SS.Score= Int32.Parse(dr["Score"].ToString().Trim());

SS.BB= Int32.Parse(dr["BB"].ToString().Trim());

SS.BuyType= Int32.Parse(dr["BuyType"].ToString().Trim());

SS.FunctionState= Int32.Parse(dr["FunctionState"].ToString().Trim());

Add(SS);

}



dataSet.Clear();

dataSet.Dispose();



return true;

}

}

catch (Exception ex)

{

Error.Log("Town", ex.ToString());

dataAdapter.Dispose();

return false;

}

finally

{

data.Close();

data.Dispose();//释放Database

}

}

#endregion



}

}



一点说明:

数据层类分类的代码分了六块:私有成员、构造函数、公共属性、索引、私有方法、公有方法。这里为类建立了索引,这是集合类的必须元素。然后有一个私有方法,作用是把对象加到集合中,公有方法就是一个查询方法,上面的例子中是通过参数传的,其实也可以用属性传。这里作了个约定,如果传进的值为-1便认为此变量不起作用,基本跟存储过程中的思想是一样的。这个例子中的ScoreSetting对象是另外一个独立的类,如下:

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