<div class="form-check form-check-inline">
                                            <la:checkbox styleId="rebuildConfigIndex" styleClass="form-check-input" property="rebuildConfigIndex"/>
                                            <label for="rebuildConfigIndex" class="form-check-label">fess_config</label>
                                        </div>

        assertNotNull(form.numberOfShardsForDoc);
        assertNotNull(form.autoExpandReplicasForDoc);
        assertNull(form.loadBulkData);
        // rebuildConfigIndex defaults to Constants.ON
        assertEquals("on", form.rebuildConfigIndex);
        assertNull(form.rebuildUserIndex);
        assertNull(form.rebuildLogIndex);
    }

    @Test
    public void test_actionForm_setValues() {

     */
    @Size(max = 10)
    public String loadBulkData;

    /**
     * The flag to rebuild fess_config indices.
     */
    @Size(max = 10)
    public String rebuildConfigIndex = Constants.ON;

    /**
     * The flag to rebuild fess_user indices.
     */
    @Size(max = 10)
    public String rebuildUserIndex;

    /**
     * The flag to rebuild fess_log indices.
     */

        verifyToken(this::asIndexHtml);

        final boolean loadBulkData = isCheckboxEnabled(form.loadBulkData);
        final Set<String> targetPrefixes = new HashSet<>();
        if (isCheckboxEnabled(form.rebuildConfigIndex)) {
            targetPrefixes.add("fess_config");
        }
        if (isCheckboxEnabled(form.rebuildUserIndex)) {
            targetPrefixes.add("fess_user");
        }