final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String field = getSearchField(context.getDefaultField(), termRangeQuery.getField());

        if (!isSearchField(field)) {
            final StringBuilder queryBuf = new StringBuilder();
            queryBuf.append(termRangeQuery.includesLower() ? '[' : '{');

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final Term term = fuzzyQuery.getTerm();
        final String field = getSearchField(context.getDefaultField(), term.field());

        if (Constants.DEFAULT_FIELD.equals(field)) {
            final String text = term.text();
            context.addFieldLog(field, text);
            context.addHighlightedQuery(text);

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String field = getSearchField(context.getDefaultField(), wildcardQuery.getField());
        if (Constants.DEFAULT_FIELD.equals(field)) {
            final String text = wildcardQuery.getTerm().text();
            context.addFieldLog(field, text);

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String field = getSearchField(context.getDefaultField(), prefixQuery.getField());
        final String text = prefixQuery.getPrefix().text();

        if (Constants.DEFAULT_FIELD.equals(field)) {
            context.addFieldLog(field, text + "*");

        disableRoleQuery = true;
    }

    /**
     * Gets the default field for this query context.
     * @return The default field name, or null if not set.
     */
    public String getDefaultField() {
        return defaultField;
    }

    /**
     * Sets the default field for this query context.
     * @param defaultField The default field name to set.
     */