Types and discrimination of Java locks

Lock as a tool for concurrent shared data, ensuring consistency, there are many implementations in the Java platform (such as synchronized and Reentrantlock, etc.).

These locks have been written to provide convenience for our development, but the specific nature and type of the lock are rarely mentioned. This series of articles will analyze the common locks in Java and their features to answer questions.

1, Spin lock 2, other types of spin lock 3, blocking lock 4, can be re-entry lock 5, read and write lock 6, mutual exclusion lock 7, pessimistic lock 8, optimistic lock 9, fair Lock 10, unfair lock 11, biased lock 12, object lock 13, line locks 14, lock coarsening 15, lightweight lock 16, lock elimination 17, lock expansion 18, signal volume

Types and discrimination of Java locks