Spring Boot - Logging
Why is it recommended to declare the logger as
private static final in Spring Boot classes?Why is it recommended to declare the logger as private static final in Spring Boot classes?
hard📝 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand static modifier effect
Static means one logger instance shared by all objects of the class.Step 2: Understand final modifier effect
Final prevents reassignment, ensuring logger reference stays constant.Final Answer:
To ensure a single shared logger instance per class and prevent reassignment -> Option CQuick Check:
Logger modifiers purpose = To ensure a single shared logger instance per class and prevent reassignment [OK]
Quick Trick: Use private static final for one constant logger per class [OK]
Common Mistakes:
- Thinking logger should be instance variable
- Assuming logger can be reassigned
- Believing logger should be public
Master "Logging" in Spring Boot
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