private final boolean abort;

    public DataStoreCrawlingException(final String url, final String message, final Exception e) {
        this(url, message, e, false);
    }

    public DataStoreCrawlingException(final String url, final String message, final Exception e, final boolean abort) {
        super(message, e);
        this.url = url;
        this.abort = abort;
    }

    public String getUrl() {