lock.readLock().unlock();
        }
    }

    /**
     * Get handle information by path
     * @param path the file path
     * @return the handle info or null if not found
     */
    public HandleInfo getHandleByPath(String path) {
        lock.readLock().lock();
        try {
            return handles.get(path);
        } finally {
            lock.readLock().unlock();
        }
    }

.input-group-addon{cursor:pointer}.bootstrap-timepicker .input-group-addon i{display:inline-block;width:16px;height:16px}.bootstrap-timepicker-widget.dropdown-menu{padding:4px}.bootstrap-timepicker-widget.dropdown-menu.open{display:inline-block}.bootstrap-timepicker-widget.dropdown-menu:before{border-bottom:7px solid rgba(0,0,0,0.2);border-left:7px solid transparent;border-right:7px solid transparent;content:"";display:inline-block;position:absolute}.bootstrap-timepicker-widget.dropdown-menu:after{border-bottom:6px...

```sh
aws s3api put-object --bucket testbucket --key lockme --object-lock-mode GOVERNANCE --object-lock-retain-until-date "2019-11-20"  --body /etc/issue
```

  fun write(
    name: String,
    tagClass: Int,
    tag: Long,
    block: (BufferedSink) -> Unit,
  ) {
    val constructedBit: Int
    val content = Buffer()

    stack.add(content)
    constructed = false // The enclosed object written in block() is not constructed.
    path += name
    try {
      block(content)
      constructedBit = if (constructed) 0b0010_0000 else 0

    for (int i = 0; i < reps; i++) {
      lock.lock();
      lock.unlock();
    }
  }

  @Benchmark
  void orderedPlainLocks(int reps) {
    lockAndUnlockNested(plainLocks, reps);
  }

  @Benchmark
  void orderedCycleDetectingLocks(int reps) {
    lockAndUnlockNested(detectingLocks, reps);
  }

  private static void lockAndUnlockNested(Lock[] locks, int reps) {

        }
      };

  private static final Supplier<Lock> LOCK_SUPPLER =
      new Supplier<Lock>() {
        @Override
        public Lock get() {
          return new ReentrantLock();
        }
      };

  private static final Supplier<Lock> FAIR_LOCK_SUPPLER =
      new Supplier<Lock>() {
        @Override
        public Lock get() {
          return new ReentrantLock(true);
        }
      };

        }
      };

  private static final Supplier<Lock> LOCK_SUPPLER =
      new Supplier<Lock>() {
        @Override
        public Lock get() {
          return new ReentrantLock();
        }
      };

  private static final Supplier<Lock> FAIR_LOCK_SUPPLER =
      new Supplier<Lock>() {
        @Override
        public Lock get() {
          return new ReentrantLock(true);
        }
      };

     * always under a lock.
     */
    private static final class SupplantableFuture implements Cancellable {
      private final ReentrantLock lock;

      @GuardedBy("lock")
      private Future<@Nullable Void> currentFuture;

      SupplantableFuture(ReentrantLock lock, Future<@Nullable Void> currentFuture) {
        this.lock = lock;
        this.currentFuture = currentFuture;
      }

 *   <li>If a {@code Throwable} is thrown in the try block, no exceptions that occur when attempting
 *       to close resources will be thrown from the finally block. The throwable from the try block
 *       will be thrown.
 *   <li>If no exceptions or errors were thrown in the try block, the <i>first</i> exception thrown
 *       by an attempt to close a resource will be thrown.

     * error-prone code like:
     *
     * Striped<Lock> stripedLock = Striped.lazyWeakXXX(...)'
     * Iterable<Lock> locks = stripedLock.bulkGet(keys);
     * for (Lock lock : locks) {
     *   lock.lock();
     * }
     * operation();
     * for (Lock lock : locks) {
     *   lock.unlock();
     * }
     *