business-logic-layer

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Business Layer errors and Service Layer handling - Best way?

We\'re building a large web app that has numerous layers.In order to communicate to the business layer we\'re using a service layer that the web layer calls when data is needed.Unfortunately, it seems[详细]

2023-02-15 12:43 分类：问答
Entity Framework And Business Objects

I have never used the entity framework before and i would like to try some personal 开发者_Python百科projects implementing it to get my feet wet.[详细]

2023-02-15 11:56 分类：问答
How to implement "business rules" in Rails?

What is the way to implement "business rules" in Rails? Let us say I have a car and want to sell it:[详细]

2023-02-11 02:57 分类：问答
.net: Introducing anonymous types in business layer?

I don\'t want to create a new class and decided to use anonymous type in order to send data from presentation layer to biz layer.[详细]

2023-02-08 04:24 分类：问答
LINQ in Business Layer paging / sorting gridview in User layer

I have a gridview in my user layer that uses a business layer method as its datasource, and I want the gridview to support paging and sorting. When I returned an Ienumerable from the method, it will b[详细]

2023-02-05 03:36 分类：问答
Best way to validate IDbcommand parameter

Let\'s say I have a class public class foo { public string FooId { get; set; } } Now in my Data layer, I am trying to write code which will create one instance of IDataCommand and set FooId as on o[详细]

2023-02-02 02:15 分类：问答
Where does the "business logic layer" fit in to an MVC application?

First, before anyone screams dupe, I had a hard time summarizing it in a simple title.Another title might have been \"What is the difference between a domain model and MVC model?\" or \"What is a mode[详细]

2023-02-01 16:16 分类：问答
Should a BLL be stateless?

I\'m toying with building a BLL for my application.From what I\'ve seen / read, it seems the BLL should be stateless.Doesn\'t this mean all BLL methods could be static?Or I\'d at least only ever need[详细]

2023-01-26 12:15 分类：问答
Date Created - should this value be set in the BL or DAL?

Date Created a specific example I\'m interested in - but there are other bits of data that fall into the same category: data which you\'d want to capture about any vaguely important entity.[详细]

2023-01-14 17:25 分类：问答
How can I improve my business layer objects mapping into a database? Is it time for a O/R mapper?

As I began writing web applications with ASP.NET I started with small projects that used a Linq-To-SQL mapper for database access to a MSSQL Server.[详细]

2023-01-14 00:55 分类：问答