vault backup: 2025-01-17 12:55:18

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.obsidian/workspace.json

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5 Media/8 Courses/Design Patterns by Construx.md

@@ -203,6 +203,21 @@ Patterns are not mutually exclusive and can be used on top of each other.
 - ![[Pasted image 20250117112716.png]]
 	- use an adapter base class (PCLinuxGraphicsAdapter)
 - There is no guarantee that it is only the syntax that changes, maybe you need to adapt the semantics as well. 
+- Object vs class adaption.
+	- In multiple inheritance classes like C++ you inherit from both Target and Adaptee
+	- ![[Pasted image 20250117115604.png]]
+- Relationship to fundamental design principles
+	- design to invariants/desing for change
+	- encapsulation
+	- liskov substitutability
+	- high cohesion/loose coupling
+
+
+> [!Important] Key Points
+> - minimizes code changes
+> - portability across multiple providers
+> - two versions: object vs class adapter
+
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