Advanced Java

Q92 / 100

What is the purpose of the java.lang.instrument package?

Correct! Well done.

Incorrect.

The correct answer is B) To allow Java agents to transform class bytecode at load time via a ClassFileTransformer

B

Correct Answer

To allow Java agents to transform class bytecode at load time via a ClassFileTransformer

Explanation

Java agents use Instrumentation.addTransformer() to hook into class loading and modify bytecode before the class is defined, powering APM tools, coverage agents, and mocking frameworks.

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