Thread waiter =
        new Thread() {
          @Override
          public void run() {
            try {
              service.awaitTermination(1, DAYS);
            } catch (InterruptedException e) {
              return;
            }
          }
        };
    waiter.start();
    awaitTimedWaiting(waiter);
    service.shutdown();

        for (Repository modelRepository : model.getRepositories()) {
            try {
                pomRepositories.add(MavenRepositorySystem.buildArtifactRepository(modelRepository));
            } catch (InvalidRepositoryException e) {
                // cannot use this then
            }
        }
        mavenRepositorySystem.injectMirror(repositorySession, pomRepositories);

            }
            String line;
            while ((line = ReaderUtil.readLine(reader)) != null) {
                buf.append(line);
            }
        } catch (final Exception e) {
            throwValidationError(messages -> messages.addErrorsFailedToReadRequestFile(GLOBAL, e.getMessage()),
                    () -> asListHtml(this::saveToken));
        }

                }
                try {
                    Files.delete(f);
                } catch (final IOException e) {
                    logger.warn("Failed to delete: path={}", f, e);
                }
            });
            Files.deleteIfExists(dir);
        } catch (final IOException e) {
            logger.warn("Failed to delete: path={}", dir, e);
        }
    }

    /**

      try {
        realRun();
      } catch (Throwable t) {
        threadUnexpectedException(t);
      }
    }
  }

  abstract class CheckedCallable<T> implements Callable<T> {
    abstract T realCall() throws Throwable;

    @Override
    public final T call() {
      try {
        return realCall();
      } catch (Throwable t) {
        threadUnexpectedException(t);

      }
      System.gc();
      try {
        future.get(1L, SECONDS);
        return;
      } catch (CancellationException | ExecutionException ok) {
        return;
      } catch (InterruptedException ie) {
        throw new RuntimeException("Unexpected interrupt while waiting for future", ie);
      } catch (TimeoutException tryHarder) {
        /* OK */
      }
    } while (System.nanoTime() - deadline < 0);

        } catch (Exception e) {
            return null;
        }
    }

    private SSLSocketFactory getSSLSocketFactory(CurlHelper curlHelper) {
        try {
            Field field = CurlHelper.class.getDeclaredField("sslSocketFactory");
            field.setAccessible(true);
            return (SSLSocketFactory) field.get(curlHelper);
        } catch (Exception e) {
            return null;

      fail("expected to be interrupted");
    } catch (InterruptedException expected) {
    } catch (TimeoutException e) {
      throw new RuntimeException(e);
    }

    // we were interrupted, but it's been cleared now
    assertFalse(Thread.interrupted());

    assertFalse(sleeper.completed);
    try {
      assertTrue(delayedFuture.get());
    } catch (InterruptedException e) {
      throw new RuntimeException(e);

    }

    public void start() {
        try {
            server.start();
        } catch (final Exception e) {
            throw new CrawlerSystemException(e);
        }
    }

    public void stop() {
        try {
            server.stop();
            server.join();
        } catch (final Exception e) {
            throw new CrawlerSystemException(e);
        } finally {

  public void testRemove_unsupportedNotPresent() {
    try {
      assertNull(
          "remove(notPresent) should return null or throw UnsupportedOperationException",
          getMap().remove(k3()));
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
    expectMissing(e3());
  }

  @MapFeature.Require(value = SUPPORTS_REMOVE, absent = ALLOWS_NULL_KEY_QUERIES)