asp.net中获取新增加记录的IDAccess版

///

/// 增加新的文章
///

///
///
///
///
///
///
///
///
///
///
///
///
/// 新增加文章的ID
public int AddArticle(string ArticleTitle,
string Author,
string ArticleFrom,
int Creator,
int ModifyBy,
string Content,
int ChannelID,
bool IsOnTop,
bool IsCommend,
bool IsCheck,
string Keyword,
string ArticleIntroduction)
{
int ArticleID =-1;
//格式化HTML标记
ArticleTitle=System.Web.HttpUtility.HtmlEncode(ArticleTitle);
Author=System.Web.HttpUtility.HtmlEncode(Author);
Keyword=System.Web.HttpUtility.HtmlEncode(Keyword);

OleDbConnection OleCon=new OleDbConnection(Globals.ConnectString);
OleDbCommand OleCmd=new OleDbCommand();
OleCmd.CommandType=System.Data.CommandType.StoredProcedure;
OleCmd.COnnection=OleCon;
OleCmd.CommandText="AddArticle";
//取得下一个ID号
ArticleID= Erist.Common.Data.DataProvider.GetAutoID("ArticleID","Article",Globals.ConnectString);
OleCmd.Parameters.Add("ArticleID",ArticleID);
OleCmd.Parameters.Add("ArticleTitle",ArticleTitle);
OleCmd.Parameters.Add("Author",Author);
OleCmd.Parameters.Add("ArticleFrom",ArticleFrom);
OleCmd.Parameters.Add("Creator",Creator);
OleCmd.Parameters.Add("ModifyBy",ModifyBy);
OleCmd.Parameters.Add("Content",Content);
OleCmd.Parameters.Add("ChannelID",ChannelID);
OleCmd.Parameters.Add("IsOnTop",IsOnTop);
OleCmd.Parameters.Add("IsCommend",IsCommend);
OleCmd.Parameters.Add("IsCheck",IsCheck);
OleCmd.Parameters.Add("Keyword",Keyword);
//2004-2-2将文章增加简介属性 姜勇
OleCmd.Parameters.Add("ArticleIntroduction",ArticleIntroduction);
//执行
Erist.Common.Data.DataProvider.ExecNonQueryOle(OleCmd);
return ArticleID;
}

/**////

/// 取得数据集
///

/// 执行命令的SqlCommand
/// 返回取得的数据集
public static DataSet GetDataSetOle(OleDbCommand OleCmd )
{
OleDbDataAdapter t_DataAdapter ;
DataSet t_DataSet=new DataSet();
try
{
if (OleCmd.Connection.State != ConnectionState.Open) OleCmd.Connection.Open();
t_DataAdapter = new OleDbDataAdapter(OleCmd);
t_DataAdapter.Fill(t_DataSet);
return t_DataSet;
}
catch(Exception ex )
//捕获数据层错误并返回给上一层。
{
throw ex;
}
finally
{
//断开链接
if (OleCmd.Connection.State == ConnectionState.Open) OleCmd.Connection.Close();

}
}

/**////

/// 取得某一表的最大字段值
///

///
///
///
public static int GetAutoID(string FieldName ,string TableName,string ConnectString)
{
DataSet ds;
OleDbConnection OleCon=new OleDbConnection(ConnectString);
OleDbCommand OleCmd=new OleDbCommand();
OleCmd.CommandText="Select Max(" + FieldName +") as MaxID from " + TableName;
OleCmd.CommandType=System.Data.CommandType.Text;
OleCmd.COnnection=OleCon;
ds=GetDataSetOle(OleCmd);
if( ds.Tables[0].Rows[0][0] == DBNull.Value)
{
return 1;
}
else
{
return int.Parse(ds.Tables[0].Rows[0][0].ToString())+ 1;
}
}