Association: Association represents a relationship between two or more objects where all objects have their own life cycle and there is no owner . Association is based on HAS-A Relationship. This is represented by a solid line.
Read moreWhat is difference between association aggregation and inheritance relationships?
Aggregation is “a part of” relationship . Example: A student object is a part of College object. Inheritance is a “is a “relationship where one or more classes are derived from a base class.
Read moreWhat is difference between association aggregation and inheritance relationships?
Aggregation is “a part of” relationship . Example: A student object is a part of College object. Inheritance is a “is a “relationship where one or more classes are derived from a base class.
Read moreIs inheritance same as association?
Yes, a comic book is a kind of book so inheritance makes sense. If it doesn’t make sense use association or the has-a relationship instead. Only use inheritance when the child class is really a type of the parent class, otherwise use association .
Read moreIs inheritance same as association?
Yes, a comic book is a kind of book so inheritance makes sense. If it doesn’t make sense use association or the has-a relationship instead. Only use inheritance when the child class is really a type of the parent class, otherwise use association .
Read moreWhat is aggregation in Java explain with an example?
Aggregation in Java is a relationship between two classes that is best described as a “has-a” and “whole/part” relationship . It is a more specialized version of the association relationship. The aggregate class contains a reference to another class and is said to have ownership of that class.
Read moreWhat is aggregation in Java explain with an example?
Aggregation in Java is a relationship between two classes that is best described as a “has-a” and “whole/part” relationship . It is a more specialized version of the association relationship. The aggregate class contains a reference to another class and is said to have ownership of that class.
Read more