Showing posts with label Design Pattern. Show all posts
Showing posts with label Design Pattern. Show all posts
2019/03/11

[Java] [Design Pattern] An example for Template Method Pattern

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Here has four steps to demonstrate template method pattern: 1. Create an abstract class with a template method being final. package co...
2017/06/10

[Design Pattern] Builder Pattern

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Definition of Builder Pattern The builder pattern, as name implies, is an alternative way to construct complex objects.  A builder patte...
2017/03/08

[Design Pattern] Command Pattern

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在 97 Things Every Programmer Should Know 一書中提到： 雖然在一般遇到的案例裡，使用 if - then - else 比多型更實用些，但絕大多數用 polymorphism 的寫作風格會讓程式碼更精簡、更易讀，且更少脆弱的程式碼。所以...
2017/02/04

[Design Pattern] Strategy Pattern

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Assume I have a data exporter which can export data to PDF, XLS or HTML format. It can export data to different format depends on your deman...
2017/01/09

[Design Pattern] Factory Pattern

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Assume I have a juice store, which provide apple juice, orange juice and kiwi juice. As I accept customer's order, I will make juice and...
2011/06/11

Apply Template Method Pattern in Report Implementation

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View more presentations from Guo Albert
2009/04/10

Template method pattern example

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http://www.slideshare.net/junyuo/template-method-pattern-example
2008/09/19

Spring + JPA + TOPLink + DAO Step by Step

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Spring + JPA + TopLink + DAO Architecture Spring/Persistence Config File Implement DAO – CRUD Implement ServiceBean Implement Client Si...
2008/09/03

Spring + JPA + DAO Step by Step

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Spring + JPA + DAO Step by Step Spring + JPA + DAO Architecture Spring Config File Implement DAO – CRUD  Implement ServiceBean Imple...