The EntityLivingFall Event is fired whenever an entity is set to be falling.
It can be canceled to preven the entity from falling.
You will need to cast the event in the function header as this class:
You can, of course, also import the class before and use that name then.
Event interface extensions
PlayerDeathDrops Events implement the following interfaces and are able to call all of their methods/getters/setters as well: