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