assertEquals(1, pairs.size(), "Should have decoded one pair");

        AvPair pair = pairs.get(0);
        assertEquals(AvPair.MsvAvFlags, pair.getType(), "Pair type should be MsvAvFlags");
        assertTrue(pair instanceof AvFlags, "Should be decoded as AvFlags");
        assertEquals(0x12345678, ((AvFlags) pair).getFlags(), "Flags value should match");
    }

    /**

         * @param field the field name to split
         * @return a Pair containing the field name and extension key
         */
        protected Pair<String, String> splitField(final String defaultField, final String field) {
            final int indexOf = field.indexOf(':');
            if (indexOf < 0) {
                return new Pair<>(field, null);
            }

    @Override
    protected String getActionRole() {
        return ROLE;
    }

    private List<Pair<String, String>> loadJspFileNameItems() {
        final List<Pair<String, String>> jspItems = new ArrayList<>();
        for (final Pair<String, String> p : systemHelper.getDesignJspFileNames()) {
            jspItems.add(new Pair<>(":" + p.getFirst(), "/" + p.getSecond()));
        }

            final List<Tuple3<String, QueryBuilder, ScoreFunctionBuilder<?>>> boostList = getQueryMap(key).get(toLowerCase(keyword));
            if (boostList != null) {
                boostList.forEach(pair -> list.add(new FilterFunctionBuilder(pair.getValue2(), pair.getValue3())));
            }
        });
    }

    /**
     * Retrieves a list of boosted documents for the specified KeyMatch.
     *

            final Pair<String, Float> pair = new Pair<>();
            final String[] values = s.split(":");
            if (values.length == 1) {
                pair.setFirst(values[0].trim());
                pair.setSecond(1.0f);
            } else if (values.length > 1) {
                pair.setFirst(values[0]);
                pair.setSecond(Float.parseFloat(values[1]));
            } else {

import org.apache.logging.log4j.Logger;
import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.Pair;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.crawler.Constants;

/**
 * The FormScheme class implements the AuthScheme interface to provide

     * This cache improves performance by avoiding repeated parsing of client configuration rules.
     * The key is the rule string, and the value is a pair containing the client name and compiled pattern.
     */
    protected ConcurrentHashMap<String, Pair<String, Pattern>> clientRuleCache = new ConcurrentHashMap<>();

    /**
     * Determines whether the content at the given URL has been updated since the last crawl.

                            .collect(Collectors.groupingBy(Pair::getFirst, Collectors.mapping(Pair::getSecond, Collectors.toList())));
                    appendJson("search-field", searchFieldMap, buf).append(',');
                    final Map<String, List<String>> requestHeaderMap = entity.getRequestHeaderList()
                            .stream()

 * <li>{@link #add(String, Object)}: Adds a key-value pair to the settings array.</li>
 * <li>{@link #delete(String)}: Deletes all entries associated with the specified key.</li>
 * <li>{@link #delete(String, String)}: Deletes a specific key-value pair from the settings array.</li>
 * </ul>
 *
 * <p>Protected Methods:
 * <ul>

                            for (Object item : list) {
                                if (item instanceof List<?> pair) {
                                    if (pair.size() == 2 && pair.get(0) instanceof String name
                                            && pair.get(1) instanceof List<?> valueList) {
                                        final String[] values =