Transcript
Page 1: SOLID - Open/Close Principle

S.O.L.I.D

Diseño Orientado a Objetos

http://bit.ly/pai_ocpSigue la presentación en ->

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¿Quien soy yo?

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Kevin Robayna

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S.O.L.I.D

Introducido por:

Robert C. Martin

“Uncle Bob”

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S.O.L.I.D

¿Qué es?

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S.O.L.I.D

Código “Sucio”

Refactorizar

Código “Mantenible”

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S.O.L.I.D

¿Cómo se debe usar?

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S.O.L.I.D

T.D.D

Test-Driven Development

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S.O.L.I.D

¿Cuantos principios hay?

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Principios S.O.L.I.D

SRP - Single Responsibility Principle

OCP - Open Close Principle

LSP - Liskov Substitution Principle

ISP - Interface Segregation Principle

DIP - Dependency Inversion Principle

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Principios S.O.L.I.D

SRP - Single Responsibility

OCP - Open Close

LSP - Liskov Substitution

ISP - Interface Segregation

DIP - Dependency Inversion

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Principios S.O.L.I.D

SRP - Single Responsibility

OCP - Open Close LSP - Liskov Substitution

ISP - Interface Segregation

DIP - Dependency Inversion

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Principios S.O.L.I.D

SRP - Single Responsibility

OCP - Open Close

LSP - Liskov Substitution

ISP - Interface Segregation

DIP - Dependency Inversion

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Principios S.O.L.I.D

SRP - Single Responsibility

OCP - Open Close

LSP - Liskov Substitution

ISP - Interface Segregation DIP - Dependency Inversion

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Principios S.O.L.I.D

SRP - Single Responsibility

OCP - Open Close

LSP - Liskov Substitution

ISP - Interface Segregation

DIP - Dependency Inversion

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S.O.L.I.D

O - Open

C - Close

P - Principle

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S.O.L.I.D Open Close Principle

Software entities … should be open for extension, but closed for

modification

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S.O.L.I.D

¿Para que usar el Open/Close Principle?

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S.O.L.I.D

¿Un Ejemplo?

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S.O.L.I.D

• Formas Geométricas

• Conexión de Redes

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• Centro de Cálculo

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OCP - Figuras

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OCP - Conexión

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OCP - CC

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OCP - Conexión

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Conexión

Tipo

Para: De:

Mensaje

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OCP - Conexión

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Tipo

http ftp

Conexión

……

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OCP - Conexión

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Mensaje

FirmadoArchivo adjunto

Conexión

……

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OCP - Conexión

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Persona

Para: De:

Conexión

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Ronda de Preguntas

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¡Gracias!

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