/// <summary>
/// 对象实体绑定数据
/// </summary>
public Mxm.Model.art_type ReaderBind(IDataReader dataReader)
{
Mxm.Model.art_type model = new Mxm.Model.art_type();
object ojb;
ojb = dataReader["type_id"];
if (ojb != null && ojb != DBNull.Value)
{
model.type_id = (int)ojb;
}
model.type_name = dataReader["type_name"].ToString();
return(model);
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(Mxm.Model.art_type model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update art_type set ");
strSql.Append("type_name=@type_name");
strSql.Append(" where type_id=@type_id ");
Database db = DatabaseFactory.CreateDatabase();
DbCommand dbCommand = db.GetSqlStringCommand(strSql.ToString());
db.AddInParameter(dbCommand, "type_id", DbType.Int32, model.type_id);
db.AddInParameter(dbCommand, "type_name", DbType.String, model.type_name);
db.ExecuteNonQuery(dbCommand);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Mxm.Model.art_type GetModel(int type_id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select type_id,type_name from art_type ");
strSql.Append(" where type_id=@type_id ");
Database db = DatabaseFactory.CreateDatabase();
DbCommand dbCommand = db.GetSqlStringCommand(strSql.ToString());
db.AddInParameter(dbCommand, "type_id", DbType.Int32, type_id);
Mxm.Model.art_type model = null;
using (IDataReader dataReader = db.ExecuteReader(dbCommand))
{
if (dataReader.Read())
{
model = ReaderBind(dataReader);
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Mxm.Model.art_type model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into art_type(");
strSql.Append("type_name)");
strSql.Append(" values (");
strSql.Append("@type_name)");
strSql.Append(";select @@IDENTITY");
Database db = DatabaseFactory.CreateDatabase();
DbCommand dbCommand = db.GetSqlStringCommand(strSql.ToString());
db.AddInParameter(dbCommand, "type_name", DbType.String, model.type_name);
int result;
object obj = db.ExecuteScalar(dbCommand);
if (!int.TryParse(obj.ToString(), out result))
{
return(0);
}
return(result);
}
/// <summary>
/// ����ʵ�������
/// </summary>
public Mxm.Model.art_type ReaderBind(IDataReader dataReader)
{
Mxm.Model.art_type model=new Mxm.Model.art_type();
object ojb;
ojb = dataReader["type_id"];
if(ojb != null && ojb != DBNull.Value)
{
model.type_id=(int)ojb;
}
model.type_name=dataReader["type_name"].ToString();
return model;
}