Reflection API · interview question
How would you explain a major reason for the performance overhead when using reflection in an interview?
Multiple choiceMediumchapter-16-curatedpremiumreflection-apimethod-invoke
Answer and explanation
Correct answer
A. Runtime type checking and method lookup
Why
Reflection incurs performance overhead because the JVM must perform runtime type checking and lookup for the method to be invoked, which is more resource-intensive compared to direct method calls.
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