import org.codelibs.fess.mylasta.direction.FessConfig;

public class QueryStringBuilder {

    private static final String OR_ALT = " || ";

    private static final String OR = " OR ";

    private static final String SPACE = " ";

    private SearchRequestParams params;

    private boolean escape = false;

    private String sortField;

    protected String quote(final String value) {
        if (value.split("\\s").length > 1) {

        append(buf, "free", () -> osProbe.getFreePhysicalMemorySize()).append(',');
        append(buf, "total", () -> osProbe.getTotalPhysicalMemorySize());
        buf.append("},");
        buf.append("\"swap_space\":{");
        append(buf, "free", () -> osProbe.getFreeSwapSpaceSize()).append(',');
        append(buf, "total", () -> osProbe.getTotalSwapSpaceSize());
        buf.append('}');
        buf.append("},");

crawler.document.append.data=true
crawler.document.append.filename=false
crawler.document.max.alphanum.term.size=20
crawler.document.max.symbol.term.size=10
crawler.document.duplicate.term.removed=false
crawler.document.space.chars=u0009u000Au000Bu000Cu000Du001Cu001Du001Eu001Fu0020u00A0u1680u180Eu2000u2001u2002u2003u2004u2005u2006u2007u2008u2009u200Au200Bu200Cu202Fu205Fu3000uFEFFuFFFDu00B6
crawler.document.fullstop.chars=u002eu06d4u2e3cu3002

    String CRAWLER_DOCUMENT_SPACE_CHARS = "crawler.document.space.chars";

    /** The key of the configuration. e.g. u002eu06d4u2e3cu3002 */
    String CRAWLER_DOCUMENT_FULLSTOP_CHARS = "crawler.document.fullstop.chars";

        return getCrawlerDocumentCharsAsArray(CRAWLER_DOCUMENT_SPACE_CHARS, getCrawlerDocumentSpaceChars());
    }

    default String[] getCrawlerDocumentSpaces() {
        String[] spaces = (String[]) propMap.get(CRAWLER_DOCUMENT_SPACES);
        if (spaces == null) {
            spaces = Arrays.stream(getCrawlerDocumentSpaceCharsAsArray()).mapToObj(Character::toString).toArray(n -> new String[n]);