Method highLight

src/main/java/file/engine/frames/SearchBar.java:4238–4283

高亮显示 @param html 待处理的html @param keywords 高亮关键字 @return 处理后带html

(String html, String[] keywords)

     * @return 处理后带html
     */
    private String highLight(String html, String[] keywords) {
        if (keywords == null) {
            keywords = new String[]{""};
        }
        StringBuilder regexPatternBuilder = new StringBuilder();
        List<String> collect = Arrays.stream(keywords).sorted((o1, o2) -> o2.length() - o1.length()).toList();
        for (String keyword : collect) {
            if (!keyword.isBlank()) {
                if (".".equals(keyword)) {
                    keyword = "\\.";
                } else if (keyword.startsWith(File.separator)) {
                    continue;
                }
                regexPatternBuilder.append(keyword).append("|");
            }
        }
        if (PinyinUtil.isStringContainChinese(html)) {
            // 挑出所有的中文字符
            Map<String, String> chinesePinyinMap = PinyinUtil.getChinesePinyinMap(html);
            // 转换成拼音后和keywords匹配，如果发现匹配出成功，则添加到正则表达式中
            String[] finalKeywords = keywords;
            chinesePinyinMap.entrySet()
                    .stream()
                    .filter(pair -> {
                        for (String each : finalKeywords) {
                            if (each.toLowerCase().indexOf(pair.getValue().toLowerCase()) != -1) {
                                return true;
                            }
                        }
                        return false;
                    })
                    .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue))
                    .forEach((k, v) -> regexPatternBuilder.append(k).append("|"));
        }
        if (!regexPatternBuilder.isEmpty()) {
            String pattern = regexPatternBuilder.substring(0, regexPatternBuilder.length() - 1);
            Pattern compile = RegexUtil.getPattern(pattern, Pattern.CASE_INSENSITIVE);
            Matcher matcher = compile.matcher(html);
            html = matcher.replaceAll((matchResult) -> {
                String group = matchResult.group();
                String s = "#" + ColorUtil.parseColorHex(fontColorWithCoverage);
                return "<span style=\"color: " + s + ";\">" + group + "</span>";
            });
        }
        return html;
    }


    /**