return writer -> {
            final SearchLogBhv bhv = ComponentUtil.getComponent(SearchLogBhv.class);
            bhv.selectCursor(cb -> {
                cb.query().matchAll();
                cb.query().addOrderBy_RequestedAt_Asc();
            }, new LogEntityRowHandler<SearchLog>() {
                @Override
                public void handle(final SearchLog entity) {

	createCallback.Before("*").Register("c1", c1)
	if cb := createCallback.Get("c1"); reflect.DeepEqual(cb, c1) {
		t.Errorf("callbacks tests failed, got: %p, want: %p", cb, c1)
	}

	createCallback.Remove("c1")
	if cb := createCallback.Get("c2"); cb != nil {
		t.Errorf("callbacks test failed. got: %p, want: nil", cb)
	}
}

func TestCallbacksRemove(t *testing.T) {
	db, _ := gorm.Open(nil, nil)

        // setup condition
        cb.query().addOrderBy_SortOrder_Asc();
        cb.query().addOrderBy_Name_Asc();
        // search

    }

    public List<LabelType> getLabelTypeList() {
        return labelTypeBhv.selectList(cb -> {
            cb.query().addOrderBy_SortOrder_Asc();
            cb.query().addOrderBy_Name_Asc();
            cb.paging(fessConfig.getPageLabeltypeMaxFetchSizeAsInteger(), 1);

    }

    protected OptionalEntity<FailureUrl> facadeSelectEntity(FailureUrlCB cb) {
        return doSelectOptionalEntity(cb, typeOfSelectedEntity());
    }

    protected <ENTITY extends FailureUrl> OptionalEntity<ENTITY> doSelectOptionalEntity(FailureUrlCB cb, Class<? extends ENTITY> tp) {
        return createOptionalEntity(doSelectEntity(cb, tp), cb);
    }

    @Override
    public FailureUrlCB newConditionBean() {

    }

    protected OptionalEntity<RelatedQuery> facadeSelectEntity(RelatedQueryCB cb) {
        return doSelectOptionalEntity(cb, typeOfSelectedEntity());
    }

    protected <ENTITY extends RelatedQuery> OptionalEntity<ENTITY> doSelectOptionalEntity(RelatedQueryCB cb, Class<? extends ENTITY> tp) {
        return createOptionalEntity(doSelectEntity(cb, tp), cb);
    }

    @Override
    public RelatedQueryCB newConditionBean() {

    }

    protected OptionalEntity<UserInfo> facadeSelectEntity(UserInfoCB cb) {
        return doSelectOptionalEntity(cb, typeOfSelectedEntity());
    }

    protected <ENTITY extends UserInfo> OptionalEntity<ENTITY> doSelectOptionalEntity(UserInfoCB cb, Class<? extends ENTITY> tp) {
        return createOptionalEntity(doSelectEntity(cb, tp), cb);
    }

    @Override
    public UserInfoCB newConditionBean() {

    }

    protected void setupListCondition(final RoleTypeCB cb, final RoleTypePager roleTypePager) {
        if (roleTypePager.id != null) {
            cb.query().docMeta().setId_Equal(roleTypePager.id);
        }
        // TODO Long, Integer, String supported only.

        // setup condition
        cb.query().addOrderBy_SortOrder_Asc();
        cb.query().addOrderBy_Name_Asc();
        // search

    }

    }

    protected OptionalEntity<User> facadeSelectEntity(UserCB cb) {
        return doSelectOptionalEntity(cb, typeOfSelectedEntity());
    }

    protected <ENTITY extends User> OptionalEntity<ENTITY> doSelectOptionalEntity(UserCB cb, Class<? extends ENTITY> tp) {
        return createOptionalEntity(doSelectEntity(cb, tp), cb);
    }

    @Override
    public UserCB newConditionBean() {

    }

    protected OptionalEntity<DataConfig> facadeSelectEntity(DataConfigCB cb) {
        return doSelectOptionalEntity(cb, typeOfSelectedEntity());
    }

    protected <ENTITY extends DataConfig> OptionalEntity<ENTITY> doSelectOptionalEntity(DataConfigCB cb, Class<? extends ENTITY> tp) {
        return createOptionalEntity(doSelectEntity(cb, tp), cb);
    }

    @Override
    public DataConfigCB newConditionBean() {

    }

    protected OptionalEntity<LabelType> facadeSelectEntity(LabelTypeCB cb) {
        return doSelectOptionalEntity(cb, typeOfSelectedEntity());
    }

    protected <ENTITY extends LabelType> OptionalEntity<ENTITY> doSelectOptionalEntity(LabelTypeCB cb, Class<? extends ENTITY> tp) {
        return createOptionalEntity(doSelectEntity(cb, tp), cb);
    }

    @Override
    public LabelTypeCB newConditionBean() {