* </ul>
 *
 * <p>Timeout settings can be accessed via:</p>
 * <ul>
 *   <li>{@link #getScrollTimeout()}</li>
 *   <li>{@link #getSearchTimeout()}</li>
 *   <li>{@link #getIndexTimeout()}</li>
 *   <li>{@link #getIndicesTimeout()}</li>
 *   <li>{@link #getBulkTimeout()}</li>
 *   <li>{@link #getClusterTimeout()}</li>
 * </ul>
 *
 * <p>Default settings and array settings can be customized using:</p>

    public void setSearchTimeout(final String timeout) {
        this.searchTimeout = timeout;
    }

    /**
     * Gets the index timeout.
     * @return The index timeout.
     */
    public String getIndexTimeout() {
        return indexTimeout;
    }

    /**
     * Sets the index timeout.
     * @param timeout The index timeout.
     */
    public void setIndexTimeout(final String timeout) {

    @Test
    public void testDefaultValues() {
        TimeoutSettings settings = new TimeoutSettings();

        assertEquals("15s", settings.getSearchTimeout());
        assertEquals("1m", settings.getIndexTimeout());
        assertEquals("1m", settings.getBulkTimeout());
        assertEquals("1m", settings.getIndicesTimeout());
        assertEquals("1m", settings.getClusterTimeout());

            return new SuggestWriterResult();
        }

        for (final SuggestItem item : mergedItems) {
            final GetResponse getResponse = client.prepareGet().setIndex(index).setId(item.getId()).get(settings.getIndexTimeout());
            if (update && getResponse.isExists()) {
                final IndexRequestBuilder indexRequestBuilder = new IndexRequestBuilder(client, IndexAction.INSTANCE, index);

                    .setId(id)
                    .setDocAsUpsert(true)
                    .setDoc(builder)
                    .execute()
                    .actionGet(settings.getIndexTimeout());
            client.admin().indices().prepareRefresh().setIndices(actualIndex).execute().actionGet(settings.getIndicesTimeout());
        } catch (final Exception e) {

        if (logger.isDebugEnabled()) {
            logger.debug("Refreshing indices: index={}", index);
        }
        return client.admin().indices().prepareRefresh().execute().actionGet(suggestSettings.getIndexTimeout());
    }

    /**
     * Shuts down the thread pool.
     */
    public void shutdown() {
        if (logger.isInfoEnabled()) {
            logger.info("Shutting down suggester: index={}", index);

        assertNotNull(newWriter);
    }

    @Test
    public void test_writeItemsUsesSettingsTimeout() throws Exception {
        // This test verifies that the writer uses settings.getIndexTimeout()
        // instead of a hardcoded timeout value
        String[][] readings = new String[1][];
        readings[0] = new String[] { "test" };