Design Patterns
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Enterprise Java
JavaEE Revisits Design Patterns: Decorator
This time last year I wrote a series of blog posts on JavaEE implementation of design patterns. Roughly after a…
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Core Java
Factory Design Pattern Case Study
I had a job to check our project code quality. And have to report it back to my team leader…
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Core Java
Observer Design Pattern in Java
‘Don’t call us, we’ll call you’… that’s the Hollywood OO (Object Oriented) Principle and it’s exactly what the Observer pattern…
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Core Java
Chain Of Responsibility Design Pattern Example
Avoid coupling the sender of a request to the receiver by giving more than one object a chance to handle…
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Software Development
Resign Patterns: Eliminate them with Agile practices and Quality Metrics
This blog post is inspired by the article titled Resign Patterns by Michael Duell. I’ve included all the original text…
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Software Development
10 Object Oriented Design principles for the Java programmer
Object Oriented Design Principles are core of OOPS programming but I have seen most of Java programmer chasing design patterns…
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Core Java
Builder Design pattern in Java
Builder design pattern in Java is a creational pattern i.e. used to create objects, similar to factory method design pattern…
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Core Java
Chain of Responsibility Pattern in Java
Chain of Responsibility design pattern is needed when a few processors should exist for performing an operation and a particular…
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Enterprise Java
Testing Abstract Classes and Template Method Pattern
From wikipedia “A template method defines the program skeleton of an algorithm. One or more of the algorithm steps can…
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