Guarded Blocks Pattern in Java Concurrency
The guarded blocks pattern is the cleanest way to think about low-level monitor waiting.
The guarded blocks pattern is the cleanest way to think about low-level monitor waiting.
Spurious wakeups are one of the reasons Java requires wait() to be guarded by a loop.
This rule is simple and non-negotiable: wait() must be used inside a loop that re-checks the condition.
wait, notify, and notifyAll are some of the oldest and most misunderstood coordination tools in Java.
Java intrinsic locks are reentrant. That means a thread that already owns a monitor may enter another synchronized section guarded by the same monitor again ...