Paweł Chudzik • 10/19/2016

Consistent return of hashCode in java

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This technical article delves into the Java hashCode() contract, specifically the requirement for consistent return values. It warns developers against auto-generating equals() and hashCode() without understanding the consequences, demonstrating how mutable fields can break collections like HashSet. The author provides code examples to illustrate the pitfalls of inconsistent hash codes.

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#Java #Collections #Hashcode
Consistent return of hashCode in java

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