/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.LandCustomer model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into LandCustomer(");
strSql.Append("LId,CId,ZwName,Area)");
strSql.Append(" values (");
strSql.Append("@LId,@CId,@ZwName,@Area)");
strSql.Append(";select @@IDENTITY");
Database db = DatabaseFactory.CreateDatabase();
DbCommand dbCommand = db.GetSqlStringCommand(strSql.ToString());
db.AddInParameter(dbCommand, "LId", DbType.Int32, model.LId);
db.AddInParameter(dbCommand, "CId", DbType.Int32, model.CId);
db.AddInParameter(dbCommand, "ZwName", DbType.String, model.ZwName);
db.AddInParameter(dbCommand, "Area", DbType.Double, model.Area);
int result;
object obj = db.ExecuteScalar(dbCommand);
if (!int.TryParse(obj.ToString(), out result))
{
return(0);
}
return(result);
}
/// <summary>
/// 对象实体绑定数据
/// </summary>
public Model.LandCustomer ReaderBind(IDataReader dataReader)
{
Model.LandCustomer model = new Model.LandCustomer();
object ojb;
ojb = dataReader["LCId"];
if (ojb != null && ojb != DBNull.Value)
{
model.LCId = Convert.ToInt32(ojb);
}
ojb = dataReader["LId"];
if (ojb != null && ojb != DBNull.Value)
{
model.LId = Convert.ToInt32(ojb);
}
ojb = dataReader["CId"];
if (ojb != null && ojb != DBNull.Value)
{
model.CId = Convert.ToInt32(ojb);
}
model.ZwName = dataReader["ZwName"].ToString();
ojb = dataReader["Area"];
if (ojb != null && ojb != DBNull.Value)
{
model.Area = Convert.ToDecimal(ojb);
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.LandCustomer DataRowToModel(DataRow row)
{
Model.LandCustomer model = new Model.LandCustomer();
if (row != null)
{
if (row["LCId"] != null && row["LCId"].ToString() != "")
{
model.LCId = Convert.ToInt32(row["LCId"].ToString());
}
if (row["LId"] != null && row["LId"].ToString() != "")
{
model.LId = Convert.ToInt32(row["LId"].ToString());
}
if (row["CId"] != null && row["CId"].ToString() != "")
{
model.CId = Convert.ToInt32(row["CId"].ToString());
}
if (row["ZwName"] != null)
{
model.ZwName = row["ZwName"].ToString();
}
if (row["Area"] != null && row["Area"].ToString() != "")
{
model.Area = Convert.ToDecimal(row["Area"].ToString());
}
}
return(model);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.LandCustomer model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update LandCustomer set ");
strSql.Append("LId=@LId,");
strSql.Append("CId=@CId,");
strSql.Append("ZwName=@ZwName,");
strSql.Append("Area=@Area");
strSql.Append(" where LCId=@LCId ");
Database db = DatabaseFactory.CreateDatabase();
DbCommand dbCommand = db.GetSqlStringCommand(strSql.ToString());
db.AddInParameter(dbCommand, "LCId", DbType.Int32, model.LCId);
db.AddInParameter(dbCommand, "LId", DbType.Int32, model.LId);
db.AddInParameter(dbCommand, "CId", DbType.Int32, model.CId);
db.AddInParameter(dbCommand, "ZwName", DbType.String, model.ZwName);
db.AddInParameter(dbCommand, "Area", DbType.Double, model.Area);
int rows = db.ExecuteNonQuery(dbCommand);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.LandCustomer GetModel(int LCId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select LCId,LId,CId,ZwName,Area from LandCustomer ");
strSql.Append(" where LCId=@LCId ");
Database db = DatabaseFactory.CreateDatabase();
DbCommand dbCommand = db.GetSqlStringCommand(strSql.ToString());
db.AddInParameter(dbCommand, "LCId", DbType.Int32, LCId);
Model.LandCustomer model = null;
using (IDataReader dataReader = db.ExecuteReader(dbCommand))
{
if (dataReader.Read())
{
model = ReaderBind(dataReader);
}
}
return(model);
}