/// <summary>
/// 增加一条数据
/// </summary>
public int Add(SmartTeaching.Entity.Base_Role model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Base_Role(");
strSql.Append("RoleName,Description");
strSql.Append(") values (");
strSql.Append("@RoleName,@Description");
strSql.Append(") ");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@RoleName", SqlDbType.VarChar, 50),
new SqlParameter("@Description", SqlDbType.VarChar, 50)
};
parameters[0].Value = model.RoleName;
parameters[1].Value = model.Description;
object obj = SqlServerHelper.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(SmartTeaching.Entity.Base_Role model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Base_Role set ");
strSql.Append(" RoleName = @RoleName , ");
strSql.Append(" Description = @Description ");
strSql.Append(" where RoleId=@RoleId ");
SqlParameter[] parameters =
{
new SqlParameter("@RoleId", SqlDbType.Int, 4),
new SqlParameter("@RoleName", SqlDbType.VarChar, 50),
new SqlParameter("@Description", SqlDbType.VarChar, 50)
};
parameters[0].Value = model.RoleId;
parameters[1].Value = model.RoleName;
parameters[2].Value = model.Description;
int rows = SqlServerHelper.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public SmartTeaching.Entity.Base_Role GetModel(int RoleId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select RoleId, RoleName, Description ");
strSql.Append(" from Base_Role ");
strSql.Append(" where RoleId=@RoleId");
SqlParameter[] parameters =
{
new SqlParameter("@RoleId", SqlDbType.Int, 4)
};
parameters[0].Value = RoleId;
SmartTeaching.Entity.Base_Role model = new SmartTeaching.Entity.Base_Role();
DataSet ds = SqlServerHelper.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["RoleId"].ToString() != "")
{
model.RoleId = int.Parse(ds.Tables[0].Rows[0]["RoleId"].ToString());
}
model.RoleName = ds.Tables[0].Rows[0]["RoleName"].ToString();
model.Description = ds.Tables[0].Rows[0]["Description"].ToString();
return(model);
}
else
{
return(null);
}
}
