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In Java8, some of the things that are added: lambdas, functional interface, method references -> create function objects streams -> processing sequence of data elements The Index Item 42: Prefer lambdas to anonymous class Item 43: Prefer method re...
Two special purpose families of reference types: Enums and Annotations. The Index Item 34: Use enums instead of int constants Item 35: Use instance fields instead of ordinals Item 36: Use EnumSet instead of bit fields Item 37: Use EnumMap instead o...
Generics has been present since Java 5. They help in maintaining static typing by inserting casts and give error at compile time if inconsistent. They however comes at a price and the chapter aims to assist in using them efficiently. The Index Item ...
The Index Item 15: Minimize the accessibility of classes and members Item 16: In public classes, use accessor methods, not public fields Item 17: Minimize mutability Item 18: Favour composition over inheritance Item 19: Design and document for inher...
Object is a concrete class, designed primarily for extension. This article would tell you when and how to override the methods. The Index Item 10: Obey the general contract when overriding equals Item 11: Always override hashCode when you override e...
Part of a Series The Index Item 1: Consider static factory methods instead of constructors Item 2: Consider a builder when faced with many constructor parameters Item 3: Enforce the singleton property with a private constructor or an enum type Ite...
