queue.setLastModified(null);
        assertNull(queue.getLastModified());
    }

    public void test_createTimeGetterSetter() {
        // Test createTime getter/setter
        UrlQueueImpl<Long> queue = new UrlQueueImpl<>();

        Long timestamp = System.currentTimeMillis();
        queue.setCreateTime(timestamp);

        // Test create time getter/setter
        AccessResultImpl<Long> result = new AccessResultImpl<>();

        Long createTime = System.currentTimeMillis();
        result.setCreateTime(createTime);
        assertEquals(createTime, result.getCreateTime());
    }

    public void test_executionTimeGetterSetter() {
        // Test execution time getter/setter

    /**
     * Fields to fetch for access result list without data.
     */
    private static final String[] ACCESS_RESULT_FIELDS = { "parentUrl", "method", "mimeType", "sessionId", "url", "executionTime",
            "createTime", "contentLength", "lastModified", "ruleId", "httpStatusCode", "status" };

    /**
     * Creates a new instance of OpenSearchDataService.
     * @param crawlerConfig The crawler configuration.
     */

                responseData.setCharSet(getCharSet(file));
                responseData.setLastModified(new Date(file.lastModified()));
                responseData.addMetaData(SMB_CREATE_TIME, new Date(file.createTime()));
                try {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Parsing SmbFile Owner: {}", filePath);
                    }

            }

            @Override
            public Long getCreateTime() {
                return null;
            }

            @Override
            public void setCreateTime(Long createTime) {
            }

            @Override
            public float getWeight() {
                return 0;
            }

            @Override
            public void setWeight(float weight) {

                responseData.setCharSet(getCharSet(file));
                responseData.setLastModified(new Date(file.lastModified()));
                responseData.addMetaData(SMB_CREATE_TIME, new Date(file.createTime()));
                try {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Parsing SmbFile Owner: {}", filePath);
                    }

     */
    protected static final String LAST_MODIFIED = "lastModified";

    /**
     * Field name for creation time timestamp.
     */
    protected static final String CREATE_TIME = "createTime";

    /**
     * Document type.
     */
    protected static final String _DOC = "_doc";

    /**
     * Fields that store timestamps.
     */