Synchronized underlying principle

java object and object header Locks in java Monitor heavyweight lock Monitor is translated as monitor or tube pass Synchronized is implemented through a called Monitor lock inside the object. However, the essence of Monitor lock depends on the Mutex Lock of the underlying operating system. The operating system realizes the switching b ...

Posted on Sun, 03 Oct 2021 13:47:58 -0400 by nonexistentera

The difference between Lock and synchronized

Of course, the implementation of synchronization adopts locks. The two basic tools for using locks in java are synchronized and Lock. // Unsynchronized method public void test() {} // Synchronization method pubilc synchronized void test() {} synchronized It can also be used in a code block. Look public void test() { synchronized(obj) { ...

Posted on Fri, 24 Sep 2021 03:16:52 -0400 by Nik