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Ravi Yasas
Ravi Yasas

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Builder pattern

This is another creational design pattern. Just think about the StringBuilder. If you create a StringBuilder object, you can append strings one by one to the same StringBuilder object.

    StringBuilder stringBuilder = new StringBuilder();
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This is the functionality of the builder pattern. There are a few ways to implement the builder pattern.

Using constructor

Using inner classes

This is the best approach to implement the builder pattern.

--> Find advantages, disadvantages, usages and more details about the builder pattern

Top comments (2)

andsmile profile image

the most used way to implement builder nowadays is to use lombok Builder annotation

raviyasas profile image
Ravi Yasas

Yeah. that is true.