← Exit to Module 14: Concurrency and Multithreading lessons
Module progress · 0%Lesson · 20 min
Module 14: Concurrency and Multithreading
Lesson focusExecutor Services & Thread Pools
Manage thread lifecycles with Executors, ScheduledExecutorService, and ForkJoinPool.
01 · 16 minThread Lifecycle & Runnable vs CallableLocked02 · 20 minSynchronization MechanismsLocked03 · 18 minLocks, Conditions, and AtomicsLocked04 · 20 minExecutor Services & Thread PoolsLocked05 · 22 minCompletableFuture in DepthLocked06 · 18 minCommon Concurrency IssuesLocked07 · 35 minMini-Project: Concurrent Download ManagerLocked
Choose fixed, cached, single-thread, or work-stealing pools depending on workload.
Always shut down executors gracefully using shutdown()/awaitTermination().
Use ScheduledExecutorService for periodic tasks instead of Timer.