August 2018
Intermediate to advanced
314 pages
8h 9m
English
Content preview from Java EE 8 Design Patterns and Best Practices
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The decorator pattern
The decorator pattern is one of the most frequently used GoF structural patterns. Its class diagram is shown in the following figure:
The constituent elements of this pattern are described in Design Patterns: Elements Of Reusable Object-Oriented Software (the GoF book), and are shown in the following table:
| Component | This defines the interface for objects that can have responsibilities added to them dynamically |
| ConcreteComponent | This defines an object to which additional responsibilities can be attached |
| Decorator | This maintains a reference to a component object, and defines an interface that conforms to a component's ... |
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