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pattern Mutex mutex /patterns/mutex/ 9SR13OCm30NGLSe0n7UsCS62LB69x6zWV2hrdTxKhFRS9Br_3c34GkHybxtXo3L3l9u6CPHwAhMUDuETldpnl4cqtUR1WBW5ASSlf0bvI53_A-bQHcf_0G00 Concurrency
Java
Difficulty-Intermediate

Also known as

Mutual Exclusion Lock Binary Semaphore

Intent

Create a lock which only allows a single thread to access a resource at any one instant.

alt text

Applicability

Use a Mutex when

  • you need to prevent two threads accessing a critical section at the same time
  • concurrent access to a resource could lead to a race condition

Credits