← Exit to Module 14: Concurrency and Multithreading lessons
Module progress · 0%Lesson · 16 min
Module 14: Concurrency and Multithreading
Lesson focusThread Lifecycle & Runnable vs Callable
Create threads responsibly and understand their states.
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
Threads transition through NEW, RUNNABLE, BLOCKED, WAITING, TIMED_WAITING, TERMINATED.
Runnable tasks return no result; Callable returns a value and can throw checked exceptions.
Prefer ExecutorService for pooling threads over manually creating Thread instances.