}
    return trustManagers[0] as X509TrustManager
  }

  override fun trustManager(sslSocketFactory: SSLSocketFactory): X509TrustManager =
    throw UnsupportedOperationException(
      "clientBuilder.sslSocketFactory(SSLSocketFactory) not supported with OpenJSSE",
    )

  override fun configureTlsExtensions(
    sslSocket: SSLSocket,
    hostname: String?,

                        if (map.remove(key, oldValue)) {
                          threadSum -= oldValue;
                        }
                        break;
                      default:
                        throw new AssertionError();
                    }
                  }
                  return threadSum;
                }
              }));
    }
    threadPool.shutdown();

   *
   * @throws RejectedExecutionException if the executor has been previously shutdown
   */
  private void startTask() {
    synchronized (lock) {
      if (shutdown) {
        throw new RejectedExecutionException("Executor already shutdown");
      }
      runningTasks++;
    }
  }

  /** Decrements the running task count. */
  private void endTask() {
    synchronized (lock) {

    int[] counter = new int[1];
    CharSource reader =
        new CharSource() {
          @Override
          public Reader openStream() throws IOException {
            if (counter[0]++ != 0) {
              throw new IllegalStateException("More than one source open");
            }
            return new FilterReader(source.openStream()) {
              @Override
              public void close() throws IOException {

    expectAdded(e0());
  }

  @CollectionFeature.Require(absent = SUPPORTS_ADD)
  @CollectionSize.Require(absent = ZERO)
  /*
   * absent = ZERO isn't required, since unmodList.add() must
   * throw regardless, but it keeps the method name accurate.
   */
  public void testAdd_unsupportedPresent() {
    assertThrows(UnsupportedOperationException.class, () -> getList().add(e0()));
  }

                this.checksum = new byte[bufferStream.available()];
                break;
            }
            bufferStream.readFully(this.checksum);
        } catch (final IOException e) {
            throw new PACDecodingException("Malformed PAC signature", e);
        }
    }

    /**
     * Gets the checksum type of this signature.
     *
     * @return the checksum type constant
     */

     */
    @Override
    public void close() {
        // nothing to clean up
        this.next = null;
    }

    @Override
    public void remove() {
        throw new UnsupportedOperationException("remove");
    }

     * The wildcard parameter is stored but its filtering logic is handled server-side,
     * so we only verify its acceptance here.
     */
    @Test
    void testConstructor() {
        // The constructor should not throw any exceptions with valid inputs.
        new DosFileFilter("*.*", SmbFile.ATTR_ARCHIVE);
        new DosFileFilter("?", SmbFile.ATTR_DIRECTORY);
        new DosFileFilter("file.txt", SmbFile.ATTR_READONLY | SmbFile.ATTR_HIDDEN);

        String sessionId = "test-session-013";
        urlFilter.init(sessionId);

        try {
            urlFilter.processUrl(null);
            // Should handle null gracefully or throw appropriate exception
        } catch (NullPointerException e) {
            // Expected behavior for null input
            assertTrue(true);
        }
    }

    /**
     * Test processUrl with empty URL

        queryFieldConfig.highlightedFields = null;

        // When highlightedFields is null, the method should handle it gracefully
        // or throw an exception. Test the actual behavior.
        queryFieldConfig.highlightedFields(stream -> {
            // If it doesn't throw NPE, it should provide an empty stream
            assertEquals(0, stream.count());
        });
    }