Modern Java · interview question
Given a 'Coordinate' value object, how can you ensure its equals method is correctly implemented?
Multiple choiceHardchapter-7-curatedpremiummodern-javavalue-objects
Answer and explanation
Correct answer
A. Override equals and hashCode using both x and y fields
Why
A correct equals method for a value object should consider both x and y fields to determine equality. This ensures that two Coordinate instances are considered equal if they represent the same point in space.
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