Object Oriented Design Cheat Sheet
A handy guide to the basic principles of Object Oriented Programming and Design. Covers standard and accepted principles, design patterns, and more! This is not intended to teach OOP, but as a reminder for those who already learned.
SOLID
Other Principles
Common Refactorings
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Class Associations: Association
Two objects have some sort of relationship to each other.
Example: Car uses Highway Class Associations: Aggregation
An association where one object has-a (owns a) different object.
Example: Car has a Driver Class Associations: Composition
An aggregation with dependency – objects are mutually destroyed/created.
Example: Car has an Engine Class Associations: Generalization
«Is-A» relationship (inheritance).
Example: Porsche is a Car Class Associations: Realization
One class implements behavior that is abstractly defined in another class.
Example: An Animal may Move(), but a Duck would move by waddling Class Associations: Dependency
One class weakly depends on another.
Example: Car uses Highway |
Access Modifiers
Design Patterns (GoF)
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