return null;
            }
            while (this.inFlightLookups.contains(name)) {
                try {
                    this.inFlightLookups.wait();
                } catch (final InterruptedException e) {
                    log.trace("Interrupted", e);
                }
            }
        }
        obj = getCachedAddress(name);
        if (obj == null) {

        filesToDelete.add(toDelete);
        warnAboutCleanup = true;
    }

    public synchronized File createTempDir() {
        try {
            Thread.sleep(20);
        } catch (InterruptedException e) {
            // ignore
        }

        File dir = new File(TEMP_DIR_PATH, baseFilename + System.currentTimeMillis());

        dir.mkdirs();
        markForDeletion(dir);

        return dir;

            System.out.println(i);
            Thread.sleep(10);
            sink.writeUtf8(String.format(" * %s = %s\n", i, factor(i)));
          }
          sink.close();
        } catch (IOException | InterruptedException e) {
          e.printStackTrace();
        }
      }

      private String factor(int n) {
        for (int i = 2; i < n; i++) {
          int x = n / i;

                        break;
                    }

                    // In a real implementation, we would process actual change notifications here

                } catch (InterruptedException e) {
                    Thread.currentThread().interrupt();
                    break;
                } catch (Exception e) {
                    if (handle.isActive()) {

        assertFalse(keyManager.hasSessionKey(sessionId + ".v0"), "Version 0 should be removed");
    }

    @Test
    public void testKeyAge() throws InterruptedException {
        String sessionId = "age-test";
        keyManager.storeSessionKey(sessionId, testKey, "AES");

        long initialAge = keyManager.getKeyAge(sessionId);

  override fun ensureLoaded() {
    if (!listRead.get() && listRead.compareAndSet(false, true)) {
      readTheListUninterruptibly()
    } else {
      try {
        readCompleteLatch.await()
      } catch (_: InterruptedException) {
        Thread.currentThread().interrupt() // Retain interrupted status.
      }
    }

    if (!::bytes.isInitialized) {
      // May have failed with an IOException

                                try {
                                    Thread.sleep(10);
                                } catch (InterruptedException ie) {
                                    // ignore
                                }
                                file.delete(); // if this fails, forget about it
                            }

    executionList.add(listener, exec);
  }

  @CanIgnoreReturnValue
  @Override
  @ParametricNullness
  public V get(long timeout, TimeUnit unit)
      throws TimeoutException, InterruptedException, ExecutionException {

    long timeoutNanos = unit.toNanos(timeout);
    if (timeoutNanos <= OverflowAvoidingLockSupport.MAX_NANOSECONDS_THRESHOLD) {
      return super.get(timeout, unit);
    }

      new Runnable() {
        @Override
        public void run() {
          list.execute();
        }
      };

  @Benchmark
  int addThenExecute_multiThreaded(int reps) throws InterruptedException {
    Runnable addTask =
        new Runnable() {
          @Override
          public void run() {
            for (int i = 0; i < numListeners; i++) {
              list.add(listener, directExecutor());

    assertEquals(Strength.WEAK, internerImpl.map.keyStrength());
    assertEquals(concurrencyLevel, internerImpl.map.concurrencyLevel);
  }


  public void testWeak_afterGC() throws InterruptedException {
    MyInt canonical = new MyInt(5);
    MyInt not = new MyInt(5);

    Interner<MyInt> pool = Interners.newWeakInterner();
    assertThat(pool.intern(canonical)).isSameInstanceAs(canonical);