XML and Perl

Developing a Custom Event Handler

There may be situations when the standard event handler modules won’t support what you need to do. For example, let’s say that you want to combine standard event handling with regular expression matching, substitutions, or state management. These are tasks that aren’t supported by the standard event handlers.

Depending on the requirements, the standard event handler may seem somewhat limited. So, to get around the limitations of the standard event handler, we can create our own SAX handler. This handler will use the SAX interface to manipulate and generate XML data. It’s very simple as long as the standard method names are used for different events. Each method can be customized to fit our needs on a specific ...