/// <summary>增加一条数据
///
/// </summary>
public int Add(Model.T_Sample_Log model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into T_Sample_Log(");
strSql.Append("Date, Level, Logger, Message )");
strSql.Append(" values (");
strSql.Append("@Date, @Level, @Logger, @Message )");
SQLiteHelper h = new SQLiteHelper();
h.CreateCommand(strSql.ToString());
if (model.Date == null)
{
h.AddParameter("@Date", DBNull.Value);
}
else
{
h.AddParameter("@Date", model.Date.ToString("s"));
}
if (model.Level == null)
{
h.AddParameter("@Level", DBNull.Value);
}
else
{
h.AddParameter("@Level", model.Level);
}
if (model.Logger == null)
{
h.AddParameter("@Logger", DBNull.Value);
}
else
{
h.AddParameter("@Logger", model.Logger);
}
if (model.Message == null)
{
h.AddParameter("@Message", DBNull.Value);
}
else
{
h.AddParameter("@Message", model.Message);
}
h.ExecuteNonQuery();
string sql2 = "select max(id) from T_Sample_Log";
h.CreateCommand(sql2);
int result;
string obj = h.ExecuteScalar();
if (!int.TryParse(obj, out result))
{
return(0);
}
return(result);
}
/// <summary>更新一条数据
///
/// </summary>
public bool Update(Model.T_Sample_Log model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update T_Sample_Log set ");
strSql.Append("Date=@Date, Level=@Level, Logger=@Logger, Message=@Message ");
strSql.Append(" where id=@id ");
SQLiteHelper h = new SQLiteHelper();
h.CreateCommand(strSql.ToString());
if (model.Date == null)
{
h.AddParameter("@Date", DBNull.Value);
}
else
{
h.AddParameter("@Date", model.Date.ToString("s"));
}
if (model.Level == null)
{
h.AddParameter("@Level", DBNull.Value);
}
else
{
h.AddParameter("@Level", model.Level);
}
if (model.Logger == null)
{
h.AddParameter("@Logger", DBNull.Value);
}
else
{
h.AddParameter("@Logger", model.Logger);
}
if (model.Message == null)
{
h.AddParameter("@Message", DBNull.Value);
}
else
{
h.AddParameter("@Message", model.Message);
}
h.AddParameter("@id", model.id);
return(h.ExecuteNonQuery());
}
/// <summary>对象实体绑定数据
///
/// </summary>
public Model.T_Sample_Log ReaderBind(IDataReader dataReader)
{
Model.T_Sample_Log model = new Model.T_Sample_Log();
object ojb;
ojb = dataReader["id"];
if (ojb != null && ojb != DBNull.Value)
{
model.id = int.Parse(ojb.ToString());
}
ojb = dataReader["Date"];
if (ojb != null && ojb != DBNull.Value)
{
model.Date = DateTime.Parse(ojb.ToString());
}
model.Level = dataReader["Level"].ToString();
model.Logger = dataReader["Logger"].ToString();
model.Message = dataReader["Message"].ToString();
return(model);
}
/// <summary>得到一个对象实体
///
/// </summary>
public Model.T_Sample_Log GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select * from T_Sample_Log ");
strSql.Append(" where id=@id ");
SQLiteHelper h = new SQLiteHelper();
h.CreateCommand(strSql.ToString());
h.AddParameter("@id", id);
Model.T_Sample_Log model = null;
using (IDataReader dataReader = h.ExecuteReader())
{
if (dataReader.Read())
{
model = ReaderBind(dataReader);
}
h.CloseConn();
}
return(model);
}
/// <summary>根据条件得到一个对象实体
///
/// </summary>
public Model.T_Sample_Log GetModelByCond(string cond)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select * from T_Sample_Log ");
if (!string.IsNullOrEmpty(cond))
{
strSql.Append(" where " + cond);
}
strSql.Append(" limit 1");
SQLiteHelper h = new SQLiteHelper();
h.CreateCommand(strSql.ToString());
Model.T_Sample_Log model = null;
using (IDataReader dataReader = h.ExecuteReader())
{
if (dataReader.Read())
{
model = ReaderBind(dataReader);
}
h.CloseConn();
}
return(model);
}
