每个Java对象都有且只有一个同步锁,在任何时刻,最多只允许一个线程拥有这把锁,当消费者线程试图执行以带有synchronized(this)标记的代码块时,消费者线程必需先获得this关键字引用的Stack对象的锁.
JIT编译器可以随意变动同步锁，以减少它们的性能成本。
JIT compilers are allowed to take some liberties with synchronized blocks to reduce their performance cost.
释放目标对象的同步锁，但是除此之外的其他锁依然由该线程持有。
The synchronization lock for the target object is released, but all other locks held by the thread are retained.
本文采用模糊控制方法对差速器同步锁止机构自动控制系统进行了研究。
In this paper, the automatic control system for differential synchronized locking device is studied with fuzzy control method.
应用推荐