* argument will be returned.
     */

    public static int getInt( String key, int def ) {
        String s = prp.getProperty( key );
        if( s != null ) {
            try {
                def = Integer.parseInt( s );
            } catch( NumberFormatException nfe ) {
                if( log.level > 0 )
                    nfe.printStackTrace( log );
            }
        }
        return def;
    }

        facetInfo.field = fields;
        facetInfo.query = queries;
        final String sizeStr = request.getParameter("facet.size");
        if (StringUtil.isNotBlank(sizeStr)) {
            facetInfo.size = Integer.parseInt(sizeStr);
        }
        final String minDocCountStr = request.getParameter("facet.minDocCount");
        if (StringUtil.isNotBlank(minDocCountStr)) {

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

        // setup condition
        cb.query().addOrderBy_SuggestWord_Asc();

        // search

    }

    public void importCsv(final Reader reader) {

    public int instanceHash() {
        return super.hashCode();
    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ":" + doBuildColumnString(", ") + "@" + Integer.toHexString(hashCode());
    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

        if ( addr == null ) {
            throw new IllegalArgumentException();
        }
        this.addr = addr;
    }


    /**
     * Return the IP address of this address as a 32 bit integer.
     */

    @Override
    public int hashCode () {
        return this.addr.hashCode();
    }


    /**
     * Compare two addresses for equality. Two <tt>UniAddress</tt>s are equal

    public HtmlResponse index(final SearchForm form) {
        return asListHtml();
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {
        pageNumber.ifPresent(num -> {
            labelTypePager.setCurrentPageNumber(pageNumber.get());
        }).orElse(() -> {
            labelTypePager.setCurrentPageNumber(0);

            searchPaging(data, form);
        });
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {
        validate(form, messages -> {}, this::asDictIndexHtml);
        pageNumber.ifPresent(num -> {
            protwordsPager.setCurrentPageNumber(pageNumber.get());

            searchPaging(data, form);
        });
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {
        validate(form, messages -> {}, this::asDictIndexHtml);
        pageNumber.ifPresent(num -> {
            stemmerOverridePager.setCurrentPageNumber(pageNumber.get());

            searchPaging(data, form);
        });
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {
        validate(form, messages -> {}, this::asDictIndexHtml);
        pageNumber.ifPresent(num -> {
            kuromojiPager.setCurrentPageNumber(pageNumber.get());

        if( addr == null ) {
            throw new IllegalArgumentException();
        }
        this.addr = addr;
    }

    /**
     * Return the IP address of this address as a 32 bit integer.
     */

    public int hashCode() {
        return addr.hashCode();
    }

    /**
     * Compare two addresses for equality. Two <tt>UniAddress</tt>s are equal