*
     * @return the index file name
     */
    String getIndexFileName();

    /**
     * Formats a document source map into the target format string.
     *
     * @param source the document source map
     * @param excludeFields the set of field names to exclude from output
     * @return the formatted string
     */

        private LoadCallback loadCallback = () -> 0;

        @Override
        public int load() {
            loadCallCount.incrementAndGet();
            return loadCallback.call();
        }

        public void setLoadCallback(LoadCallback callback) {
            this.loadCallback = callback;
        }

        public int getLoadCallCount() {
            return loadCallCount.get();
        }
    }

        public String getSort() {
            return null;
        }

        @Override
        public int getStartPosition() {
            return 0;
        }

        @Override
        public int getPageSize() {
            return 10;
        }

        @Override
        public int getOffset() {
            return 0;
        }

        @Override
        public String[] getExtraQueries() {

            logger.error("Failed to purge crawling sessions.", e);
            resultBuf.append(e.getMessage()).append("\n");
        }

        // purge search logs
        try {
            final int days = ComponentUtil.getFessConfig().getPurgeSearchLogDay();
            if (days >= 0) {
                searchLogService.deleteBefore(days);
            } else {

    protected int priority = 99;

    /**
     * Default constructor.
     */
    public Ingester() {
        // Default constructor
    }

    /**
     * Gets the priority of this ingester.
     * Lower numbers indicate higher priority.
     *
     * @return the priority value
     */
    public int getPriority() {
        return priority;
    }

    /**

# | NUMERIC       | java.math.BigDecimal | decimal?      |
# | DECIMAL       | java.math.BigDecimal | decimal?      |
# | TINYINT       | java.lang.Integer    | int?          |
# | SMALLINT      | java.lang.Integer    | int?          |
# | INTEGER       | java.lang.Integer    | int?          |
# | BIGINT        | java.lang.Long       | long?         |
# | REAL          | java.math.BigDecimal | decimal?      |

    //                                                                        Assist Logic
    //                                                                        ============
    /**
     * Loads scheduled job data into the edit form.
     *
     * @param form the edit form to populate
     * @param entity the scheduled job entity to load from
     */
    protected void loadScheduledJob(final EditForm form, final ScheduledJob entity) {

            <option value="$PROJECT_DIR$/testing/distributions-integ-tests" />
            <option value="$PROJECT_DIR$/testing/integ-test" />
            <option value="$PROJECT_DIR$/testing/internal-architecture-testing" />
            <option value="$PROJECT_DIR$/testing/internal-distribution-testing" />
            <option value="$PROJECT_DIR$/testing/internal-integ-testing" />

        // Test sequential ID assignment pattern
        TestDictionaryItem[] items = new TestDictionaryItem[5];

        for (int i = 0; i < items.length; i++) {
            items[i] = new TestDictionaryItem();
            items[i].id = i + 1;
        }

        for (int i = 0; i < items.length; i++) {
            assertEquals(i + 1, items[i].getId());
        }
    }

    @Test

    private String escapeJson(final String text) {
        if (text == null || text.isEmpty()) {
            return "";
        }
        final StringBuilder sb = new StringBuilder(text.length());
        for (int i = 0; i < text.length(); i++) {
            final char c = text.charAt(i);
            switch (c) {
            case '"':
                sb.append("\\\"");
                break;
            case '\\':