Asp.Net(C#)+Sql Server三层架构下数据存取方案(四)

#region 公共方法

///

1<summary>
2
3///  根  据不同条件取得积分设置 
4
5///  </summary>

///

1<param name="functionID"/>

功能ID

///

1<param name="operationID"/>

操作ID

///

1<param name="roleTypeID"/>

角色ID

///

1<param name="bBSTypeID"/>

版块类型DI

///

1<param name="score"/>

积分

///

1<param name="bB"/>

币币

///

1<param name="buyType"/>

购买类型

///

1<param name="functionState"/>

功能状态

///

1<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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