Design patterns
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Adapter-Pattern
Adapter-Pattern PublicAdapter design pattern is one of the structural design pattern and it’s used so that two unrelated interfaces can work together. The object that joins these unrelated interface is called an Adapter.
Java 9
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Singleton-Pattern
Singleton-Pattern PublicSingleton pattern restricts the instantiation of a class and ensures that only one instance of the class exists in the java virtual machine. It seems to be a very simple design pattern but when it …
Java 4
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Builder-Pattern
Builder-Pattern PublicBuilder pattern was introduced to solve some of the problems with Factory and Abstract Factory design patterns when the Object contains a lot of attributes. There are three major issues with Factor…
Java 4
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Prototype-Pattern
Prototype-Pattern PublicPrototype pattern is one of the Creational Design pattern, so it provides a mechanism of object creation. Prototype pattern is used when the Object creation is a costly affair and requires a lot of…
Java 2
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Factory-Pattern
Factory-Pattern PublicFactory design pattern is used when we have a super class with multiple sub-classes and based on input, we need to return one of the sub-class. This pattern take out the responsibility of instantia…
Java
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Abstract-Factory-Pattern
Abstract-Factory-Pattern PublicIn the Abstract Factory pattern, we get rid of if-else block and have a factory class for each sub-class. Then an Abstract Factory class that will return the sub-class based on the input factory cl…
Java 1
Repositories
- Adapter-Pattern Public
Adapter design pattern is one of the structural design pattern and it’s used so that two unrelated interfaces can work together. The object that joins these unrelated interface is called an Adapter.
Design-pattrns/Adapter-Pattern’s past year of commit activity - Singleton-Pattern Public
Singleton pattern restricts the instantiation of a class and ensures that only one instance of the class exists in the java virtual machine. It seems to be a very simple design pattern but when it comes to implementation, it comes with a lot of implementation concerns. The implementation of Singleton pattern has always been a controversial topic…
Design-pattrns/Singleton-Pattern’s past year of commit activity - Prototype-Pattern Public
Prototype pattern is one of the Creational Design pattern, so it provides a mechanism of object creation. Prototype pattern is used when the Object creation is a costly affair and requires a lot of time and resources and you have a similar object already existing. So this pattern provides a mechanism to copy the original object to a new object a…
Design-pattrns/Prototype-Pattern’s past year of commit activity - Builder-Pattern Public
Builder pattern was introduced to solve some of the problems with Factory and Abstract Factory design patterns when the Object contains a lot of attributes. There are three major issues with Factory and Abstract Factory design patterns when the Object contains a lot of attributes.
Design-pattrns/Builder-Pattern’s past year of commit activity - Abstract-Factory-Pattern Public
In the Abstract Factory pattern, we get rid of if-else block and have a factory class for each sub-class. Then an Abstract Factory class that will return the sub-class based on the input factory class. At first, it seems confusing but once you see the implementation, it’s really easy to grasp and understand the minor difference between Factory a…
Design-pattrns/Abstract-Factory-Pattern’s past year of commit activity - Factory-Pattern Public
Factory design pattern is used when we have a super class with multiple sub-classes and based on input, we need to return one of the sub-class. This pattern take out the responsibility of instantiation of a class from client program to the factory class. We can apply Singleton pattern on Factory class or make the factory method static
Design-pattrns/Factory-Pattern’s past year of commit activity
