3 Subclass Substitutability 4 The “Object” Class 5 “is-a” versus “has-a” 6 Preventing Inheritance (“final”) 7 Constraint of Inheritance in Java 8 Quick Quizzes
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[PDF] Lecture 12 Subtypes and Subclasses - Washington
Subtypes are substitutable for supertypes Java subtypes that are not true subtypes are confusing and Java purposely merges these notions for classes:
[PDF] Inheritance and Substitution - Oregon State University Engineering
In many object oriented languages Smalltalk, Java this desired behavior will occur naturally, as soon as a child class overrides a method in the parent class using
[PDF] Understanding Inheritance
Although in Java the term inheritance is correctly applied only to the creation of new The concept of substitutability is fundamental to many of the most powerful
[PDF] Inheritance and Substitution
Note: Java interprets protected to mean accessible also within the same class Wall extends GraphicalObject -- Java class Wall principle of substitutability,
[PDF] CS1020 Lecture Note : Object Oriented Programming Inheritance
3 Subclass Substitutability 4 The “Object” Class 5 “is-a” versus “has-a” 6 Preventing Inheritance (“final”) 7 Constraint of Inheritance in Java 8 Quick Quizzes
[PDF] Subtypes and Subclasses
Reading: Chapter 7 of Program Development in Java by Barbara Liskov Subtypes Informally, it states that subtypes must be substitutable for supertypes
[PDF] Forms-of-Inheritance - BVRIT Hyderabad
Child class is a specialized form of parent class ○ Principle of substitutability holds ○ A good example is the Java hierarchy of Graphical components in the
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