← Exit to Module 7: Advanced Object-Oriented Concepts lessons
Module progress · 0%Lesson · 15 min
Module 7: Advanced Object-Oriented Concepts
Lesson focusDeep Dive: The super Keyword
Use `super` for constructor chaining and to extend, not replace, inherited behavior.
01 · 25 minDesigning Robust Inheritance HierarchiesLocked02 · 20 minMethod Overriding Rules & ContractsLocked03 · 15 minDeep Dive: The super KeywordLocked04 · 22 minAbstract Classes vs InterfacesLocked05 · 18 minMultiple Inheritance Through InterfacesLocked06 · 14 minDefault & Static Interface MethodsLocked07 · 12 minMarker Interfaces & Metadata AlternativesLocked08 · 20 minAdvanced Polymorphism PatternsLocked09 · 16 minCasting, instanceof, and Pattern MatchingLocked10 · 15 minComposition vs InheritanceLocked11 · 30 minMini-Project: Shape HierarchyLocked
super() must be the first statement in a constructor when explicitly calling a parent constructor.
Invoke super.method() inside overrides to reuse setup logic before layering new responsibilities.
Understand the difference between super calls (compile-time binding) and polymorphic calls (runtime binding).