/// <summary>
/// 得到一个对象实体
/// </summary>
public Topicsys.Model.t_notice DataRowToModel(DataRow row)
{
Topicsys.Model.t_notice model = new Topicsys.Model.t_notice();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["notice_type"] != null && row["notice_type"].ToString() != "")
{
model.notice_type = int.Parse(row["notice_type"].ToString());
}
if (row["notice_title"] != null)
{
model.notice_title = row["notice_title"].ToString();
}
if (row["notice_body"] != null)
{
model.notice_body = row["notice_body"].ToString();
}
if (row["notice_user_name"] != null)
{
model.notice_user_name = row["notice_user_name"].ToString();
}
if (row["notice_date"] != null && row["notice_date"].ToString() != "")
{
model.notice_date = DateTime.Parse(row["notice_date"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(Topicsys.Model.t_notice model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_notice(");
strSql.Append("notice_type,notice_title,notice_body,notice_user_name,notice_date)");
strSql.Append(" values (");
strSql.Append("@notice_type,@notice_title,@notice_body,@notice_user_name,@notice_date)");
MySqlParameter[] parameters =
{
new MySqlParameter("@notice_type", MySqlDbType.Int32, 1),
new MySqlParameter("@notice_title", MySqlDbType.VarChar, 64),
new MySqlParameter("@notice_body", MySqlDbType.Text, body_size),
new MySqlParameter("@notice_user_name", MySqlDbType.VarChar, 32),
new MySqlParameter("@notice_date", MySqlDbType.DateTime)
};
parameters[0].Value = model.notice_type;
parameters[1].Value = model.notice_title;
parameters[2].Value = model.notice_body;
parameters[3].Value = model.notice_user_name;
parameters[4].Value = model.notice_date;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Topicsys.Model.t_notice model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_notice set ");
strSql.Append("notice_type=@notice_type,");
strSql.Append("notice_title=@notice_title,");
strSql.Append("notice_body=@notice_body,");
strSql.Append("notice_user_name=@notice_user_name,");
strSql.Append("notice_date=@notice_date");
strSql.Append(" where id=@id");
MySqlParameter[] parameters =
{
new MySqlParameter("@notice_type", MySqlDbType.Int32, 1),
new MySqlParameter("@notice_title", MySqlDbType.VarChar, 64),
new MySqlParameter("@notice_body", MySqlDbType.Text, body_size),
new MySqlParameter("@notice_user_name", MySqlDbType.VarChar, 32),
new MySqlParameter("@notice_date", MySqlDbType.DateTime),
new MySqlParameter("@id", MySqlDbType.Int32, 11)
};
parameters[0].Value = model.notice_type;
parameters[1].Value = model.notice_title;
parameters[2].Value = model.notice_body;
parameters[3].Value = model.notice_user_name;
parameters[4].Value = model.notice_date;
parameters[5].Value = model.id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Topicsys.Model.t_notice GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select id,notice_type,notice_title,notice_body,notice_user_name,notice_date from t_notice ");
strSql.Append(" where id=@id");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.Int32)
};
parameters[0].Value = id;
Topicsys.Model.t_notice model = new Topicsys.Model.t_notice();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
