In general, the super keyword can be used to call overridden methods, access hidden fields or invoke a superclass's constructor. The one with super has greater flexibility The call chain for the methods can be intercepted and functionality injected. In fact, multiple inheritance is the only case where super() is of any use I would not recommend using it with classes using linear inheritance, where it's just useless overhead. I'm currently learning about class inheritance in my java course and i don't understand when to use the super() call
I found this example of code where super.variable is used As for chaining super::super, as i mentionned in the question, i have still to find an interesting use to that For now, i only see it as a hack, but it was worth mentioning, if only for the differences with java (where you can't chain super). Super e>) says that it's some type which is an ancestor (superclass) of e Extends e>) says that it's some type which is a subclass of e (in both cases e itself is okay.) so the constructor uses the
The super keyword is not specific to android It's a concept belonging to oop, and represents the parent class of the class in which you use it In android, it's mostly usefull when you create your own activity or component, and lets you call a default behavior before implementing yours For instance, the super methods must be called before anything when you override the activity onpause, on. How to call super constructor in lombok asked 10 years, 6 months ago modified 1 year, 4 months ago viewed 343k times I wrote the following code
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