Object Oriented Software Engineering View all facts Glossary Help| Object Oriented Software Engineering View all facts Glossary Help |
| subject > hierarchy > generalization |
  | ||||
| generalization | ||||
| subject | fact | |||
| generalization | has definition The relationship between a set of similar entities and another entity that contains the common aspects of those entities |  |
| describes a relationship between classes in a class diagram | | |
| does not appear in instance diagram | | |
| groups classes into inheritance hierarchies | | |
| helps to avoid duplication of code | | |
| improves reuse | | |
| is a subtopic of 5.4 - Generalization | | |
| is drawn as a small triangle pointing towards the superclass in a UML class diagram | | |
| is implemented using the extends keyword in Java | | |
| is a kind of hierarchy | | |
| see also generalization^2, generalization^3 | |
Kinds of generalization :