Saturday, September 20, 2008

Customize Grails Application Behavior Using the Event Model

A typical Grails application throws events at key points in the application life cycle, whether in the build process or in the individual artifacts such as domain classes and controllers. The application events are good extension points to setup listeners to intercept them and react to the events with custom behavior. In addition to the traditional web application life cycle of HTTP requests and responses, Grails provides a number of custom touch points the developers can tap into the event model and provide custom behavior.



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