Something Learnt in Last Week

xiaoxiao2021-03-06  88

UML:

Designing Usecase and Contract (Based by functions of role)

Designing System Sequence Diagram To Learn Business

Designing Concept Model and Domain Model

Grasp: Responsibility Contributed Patterns

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2) Coupling Pattern (high internal polymerization mode)

3) Low coupling mode

4) Controller Pattern

Still to Study this chapter.

Design Patterns:

Composite Pattern:

Create a Tree and Execute A Single Class or a List Class in The Same Way

need a component, a single class and a list class should implement the interface and the list class should have list variable containing many single classes.In the executing method of list class it should execute the method of single classes in the list iteratively.

Proxy Pattern

Facade Pattern

Decorator Pattern:

Add Functions to a class without extending the class

the class and decorator class should implement the same interface.The decorator class should have a variable of the class extended .Then we can add functions to the decorator class and execute the methods of the class extended because of the variable of the class extended .

Template Pattern

Command pattern

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Habenate: OR / M

The Rational of Servlet Container: Use of Reflection and Socket

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