/// <summary>
/// 得到一个对象实体
/// </summary>
public Lythen.Model.schools DataRowToModel(DataRow row)
{
Lythen.Model.schools model = new Lythen.Model.schools();
if (row != null)
{
if (row["School_id"] != null && row["School_id"].ToString() != "")
{
model.School_id = int.Parse(row["School_id"].ToString());
}
if (row["School_name"] != null)
{
model.School_name = row["School_name"].ToString();
}
if (row["School_address"] != null)
{
model.School_address = row["School_address"].ToString();
}
if (row["School_contact_man"] != null)
{
model.School_contact_man = row["School_contact_man"].ToString();
}
if (row["School_contact_phone"] != null)
{
model.School_contact_phone = row["School_contact_phone"].ToString();
}
if (row["School_info"] != null)
{
model.School_info = row["School_info"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Lythen.Model.schools model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into schools(");
strSql.Append("School_name,School_address,School_contact_man,School_contact_phone,School_info)");
strSql.Append(" values (");
strSql.Append("@School_name,@School_address,@School_contact_man,@School_contact_phone,@School_info)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@School_name", SqlDbType.VarChar, 50),
new SqlParameter("@School_address", SqlDbType.VarChar, 250),
new SqlParameter("@School_contact_man", SqlDbType.VarChar, 20),
new SqlParameter("@School_contact_phone", SqlDbType.VarChar, 12),
new SqlParameter("@School_info", SqlDbType.VarChar, 500)
};
parameters[0].Value = model.School_name;
parameters[1].Value = model.School_address;
parameters[2].Value = model.School_contact_man;
parameters[3].Value = model.School_contact_phone;
parameters[4].Value = model.School_info;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Lythen.Model.schools model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update schools set ");
strSql.Append("School_name=@School_name,");
strSql.Append("School_address=@School_address,");
strSql.Append("School_contact_man=@School_contact_man,");
strSql.Append("School_contact_phone=@School_contact_phone,");
strSql.Append("School_info=@School_info");
strSql.Append(" where School_id=@School_id");
SqlParameter[] parameters =
{
new SqlParameter("@School_name", SqlDbType.VarChar, 50),
new SqlParameter("@School_address", SqlDbType.VarChar, 250),
new SqlParameter("@School_contact_man", SqlDbType.VarChar, 20),
new SqlParameter("@School_contact_phone", SqlDbType.VarChar, 12),
new SqlParameter("@School_info", SqlDbType.VarChar, 500),
new SqlParameter("@School_id", SqlDbType.Int, 4)
};
parameters[0].Value = model.School_name;
parameters[1].Value = model.School_address;
parameters[2].Value = model.School_contact_man;
parameters[3].Value = model.School_contact_phone;
parameters[4].Value = model.School_info;
parameters[5].Value = model.School_id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Lythen.Model.schools GetModel(int School_id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 School_id,School_name,School_address,School_contact_man,School_contact_phone,School_info from schools ");
strSql.Append(" where School_id=@School_id");
SqlParameter[] parameters =
{
new SqlParameter("@School_id", SqlDbType.Int, 4)
};
parameters[0].Value = School_id;
Lythen.Model.schools model = new Lythen.Model.schools();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
