private static class IOExceptionOccurProperties extends Properties {

        /**
         *
         */
        private static final long serialVersionUID = 1L;

        @Override
        public synchronized void load(final InputStream inStream) throws IOException {
            throw new IOException("load");
        }

    }

    /**
     * {@link org.codelibs.core.io.PropertiesUtil#load(Properties, String)}

        return processRequest(uri, true);
    }

    protected ResponseData processRequest(final String uri, final boolean includeContent) {
        if (!isInit.get()) {
            synchronized (isInit) {
                if (!isInit.get()) {
                    init();
                    isInit.set(true);
                }
            }
        }

        // start

        this.received = true;
        synchronized ( this ) {
            notifyAll();
        }
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Response#exception(java.lang.Exception)
     */
    @Override
    public void exception ( Exception e ) {
        this.exception = e;
        synchronized ( this ) {
            notifyAll();
        }
    }

                logger.info("Stopping all crawler.");
            }
            forceStop();
        }
    }

    public void addFinishedSessionId(final String sessionId) {
        synchronized (finishedSessionIdList) {
            finishedSessionIdList.add(sessionId);
        }
    }

    private void deleteBySessionId(final String sessionId) {
        try {

        }
        buffer.setLength(buffer.length() - ", ".length());
        return new String(buffer);
    }

    /**
     * 初期化します。
     */
    protected static synchronized void initialize() {
        if (!initialized) {
            DisposableUtil.add(() -> {
                ResourceBundle.clearCache();
                initialized = false;
            });

        resultData.setTransformerName(getName());

        initBaseDir();

        final String url = responseData.getUrl();
        final String path = getFilePath(url);

        synchronized (this) {

            final File file = createFile(path);

            try (final InputStream is = responseData.getResponseBody(); final OutputStream os = new FileOutputStream(file);) {

        }
        catch ( CIFSException e ) {
            throw SmbException.wrap(e);
        }
    }


    /**
     * @return
     * @throws SmbException
     */
    synchronized SmbFileHandleImpl ensureOpen () throws CIFSException {
        // ensure file is open
        if ( this.handle == null || !this.handle.isValid() ) {
            // one extra acquire to keep this open till the stream is released

        this.cachedSubject = null;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.smb.Kerb5Authenticator#getSubject()
     */
    @Override
    public synchronized Subject getSubject () {
        if ( this.cachedSubject != null ) {
            return this.cachedSubject;
        }

        try {
            log.debug("Logging on");
            LoginContext lc;

  }

  private class RecordingPushObserver : PushObserver {
    val events = mutableListOf<Any>()

    @Synchronized fun takeEvent(): Any {
      while (events.isEmpty()) {
        wait()
      }
      return events.removeAt(0)
    }

    @Synchronized override fun onRequest(
      streamId: Int,
      requestHeaders: List<Header>,
    ): Boolean {

                    }
                }
                return null;
            }

            private void loadFullReactor() {
                if (!fullReactorLoaded) {
                    synchronized (DefaultTransformerContextBuilder.this) {
                        if (!fullReactorLoaded) {
                            doLoadFullReactor();
                            fullReactorLoaded = true;
                        }