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Classes and controllers are usually built following a certain norm. Here is the the Product class and controller:
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The file can be placed in either of these locations:
/override/classes/Product.php/modules/my_module/override/classes/Product.php
Overriding a controller
In order to override the ProductController class, your file needs to be called ProductController.php and must feature a ProductController class that then extends ProductControllerCore class.
The file can be placed in either of these locations:
/override/controllers/front/ProductController.php/modules/my_module/override/controllers/front/ProductController.php
Overriding other behaviors
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