ASP.NET 4 Unleashed

Creating a Custom UrlRemapper Module

The <urlMappings> configuration element discussed in the previous section performs a simple task. It remaps one page to another. However, you quickly discover that you need to perform more complex remappings.

For example, imagine that you have a database that contains a table of product categories and a table of products. You want your website’s users to request a URL that contains a product category and to see matching products. For example, if someone requests the /Products/Soda.aspx page, you want to display all the products in the Soda category. If someone requests the /Products/Milk.aspx page, you want to display all the products in the Milk category.

In that case, you need to use a wildcard when matching ...