← Exit to Module 8: Exception Handling and Debugging lessons

Module progress · 0%Lesson · 15 min

Module 8: Exception Handling and Debugging

Lesson focus

Try-with-Resources & AutoCloseable

Automatically manage streams, files, and other closable resources.

01 · 18 minException Hierarchy & CategoriesLocked 02 · 16 minTry/Catch/Finally MechanicsLocked 03 · 15 minTry-with-Resources & AutoCloseableLocked 04 · 20 minCreating Custom ExceptionsLocked 05 · 18 minException Handling Best PracticesLocked 06 · 20 minReading Stack Traces & DebuggingLocked 07 · 14 minIntro to Logging FrameworksLocked 08 · 30 minMini-Project: Resilient File ReaderLocked

Any class implementing AutoCloseable can participate in try-with-resources; the JVM ensures close() executes.

Declare multiple resources in one statement to handle complex workflows cleanly.

Understand suppressed exceptions: if both the try block and close throw, the close exception becomes suppressed.

Lesson quiz

Which interface must a resource implement for try-with-resources?

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← Try/Catch/Finally Mechanics