胖成球球球。

public interface Lock { // 获取锁。调用该方法当前线程将会获取锁。当锁获取后，从该方法返回 void lock(); // 可中断的获取锁，和lock()方法的不同之处在于该方法会响应中断，既在锁的获取中可以终端当前线程 void lockInterruptibly() throws InterruptedExcepti...

public class ReentrantLock implements Lock, java.io.Serializable { private static final long serialVersionUID = 7373984872572414699L; // 内部类 private final Sync sync; //...

 public interface ReadWriteLock { /** * Returns the lock used for reading. * 返回一个读锁 * @return the lock used for reading */ Lock readLock(); /** * Retu...

读写锁的例子，半个ConcurrentHashMapclass RWDictionary { private final Map<String, Data> m = new TreeMap<>(); private final ReentrantReadWriteLock rwl = new ReentrantReadWriteLock(); ...