public static void main(String[] args) {
        String text = "這是一個包含敏感詞匯的文本，例如色情、賭博等。";
        String[] sensitiveWords = {"色情", "賭博"};
        for (String word : sensitiveWords) {
            text = filterSensitiveWords(text, word);
        }
        System.out.println("過濾后的文本： " + text);
        testSensitiveWordFrame();
    }
    /**
     * 方案一：正則表達式實現(xiàn)敏感詞過濾.只適合于敏感詞較少、文本量較少的場合，并且無法處理同音字、錯別字等.
     *
     * @param text
     * @param sensitiveWord
     * @return
     */
    public static String filterSensitiveWords(String text, String sensitiveWord) {
        Pattern pattern = Pattern.compile(sensitiveWord);
        Matcher matcher = pattern.matcher(text);
        return matcher.replaceAll("***");
    }

<dependency>
	<groupId>com.github.houbb</groupId>
	<artifactId>sensitive-word</artifactId>
	<version>0.2.0</version>
</dependency>

@Configuration
public class MySensitiveWordBs {
    @Autowired
    private MyWordAllow myWordAllow;
    @Autowired
    private MyWordDeny myWordDeny;
    @Autowired
    private MyWordReplace myWordReplace;
    /**
     * 初始化引導類
     *
     * @return 初始化引導類
     * @since 1.0.0
     */
    @Bean
    public SensitiveWordBs sensitiveWordBs() {
        SensitiveWordBs sensitiveWordBs = SensitiveWordBs.newInstance()
//                .wordAllow(WordAllows.chains(WordAllows.defaults(), myWordAllow)) // 設(shè)置多個敏感詞，系統(tǒng)默認和自定義
//                .wordDeny(WordDenys.chains(WordDenys.defaults(), myWordDeny))     // 設(shè)置多個敏感詞，系統(tǒng)默認和自定義
                .wordAllow(WordAllows.chains(myWordAllow))  // 自定義
                .wordDeny(WordDenys.chains(myWordDeny))     // 自定義
                .wordReplace(myWordReplace)                                        // 自定義替換規(guī)則
                .ignoreCase(true)           // 忽略大小寫
                .ignoreWidth(true)          // 忽略半角圓角
                .ignoreNumStyle(true)       // 忽略數(shù)字的寫法
                .ignoreChineseStyle(true)   // 忽略中文的書寫格式
                .ignoreEnglishStyle(true)   // 忽略英文的書寫格式
                .ignoreRepeat(true)         // 忽略重復詞
                .enableNumCheck(true)       // 是否啟用數(shù)字檢測。默認連續(xù) 8 位數(shù)字認為是敏感詞
                .enableEmailCheck(true)     // 是有啟用郵箱檢測
                .enableUrlCheck(true)       // 是否啟用鏈接檢測
                .init();
        return sensitiveWordBs;
    }
}

/**
 * 自定義非敏感詞
 * 注意每一行為一個非敏感詞，單行不能只包括空格，否則，也會把空格識別為非敏感詞
 */
@Component
@Slf4j
public class MyWordAllow implements IWordAllow {
    @Override
    public List<String> allow() {
        List<String> allowWords = new ArrayList<>();
        try {
            ClassPathResource resource = new ClassPathResource("myAllowWords.txt");
            Path myAllowWordsPath = Paths.get(resource.getUrl().toURI());
            allowWords = Files.readAllLines(myAllowWordsPath, StandardCharsets.UTF_8);
        } catch (IOException ioException) {
            log.error("讀取非敏感詞文件錯誤：{}", ioException);
        } catch (URISyntaxException e) {
            throw new RuntimeException(e);
        }
        return allowWords;
    }
}

@Component
@Slf4j
public class MyWordDeny implements IWordDeny {
    @Override
    public List<String> deny() {
        List<String> denyWords = new ArrayList<>();
        try {
            ClassPathResource resource = new ClassPathResource("myDenyWords.txt");
            Path myAllowWordsPath = Paths.get(resource.getUrl().toURI());
            denyWords = Files.readAllLines(myAllowWordsPath, StandardCharsets.UTF_8);
        } catch (
                IOException ioException) {
            log.error("讀取敏感詞文件錯誤：{}", ioException);
        } catch (URISyntaxException e) {
            throw new RuntimeException(e);
        }
        return denyWords;
    }
}

/**
 * 自定義敏感詞對應的替換值.
 * 場景說明：有時候我們希望不同的敏感詞有不同的替換結(jié)果。比如【游戲】替換為【電子競技】，【失業(yè)】替換為【靈活就業(yè)】。
 */
@Configuration
public class MyWordReplace implements IWordReplace {
    @Override
    public void replace(StringBuilder stringBuilder, final char[] rawChars, IWordResult wordResult, IWordContext wordContext) {
        String sensitiveWord = InnerWordCharUtils.getString(rawChars, wordResult);
        if ("zhupeng".equals(sensitiveWord)) {
            stringBuilder.append("朱鵬");
        } else {
            // 其他默認使用 * 代替
            int wordLength = wordResult.endIndex() - wordResult.startIndex();
            for (int i = 0; i < wordLength; i++) {
                stringBuilder.append('-');
            }
        }
    }
}

public class SensitiveWordController {
    @Autowired
    private MyWordReplace myWordReplace;
    @Autowired
    private SensitiveWordBs sensitiveWordBs;
    private static final String text = "五星紅旗迎風飄揚，毛主席的畫像屹立在天安門前,zhuzhuhzu";
    @GetMapping("/pattern")
    public void testSensitiveWord2() {
        String text = "這是一個包含敏感詞匯的文本，例如色情、賭博等。";
        String[] sensitiveWords = {"色情", "賭博"};
        for (String word : sensitiveWords) {
            text = filterSensitiveWords(text, word);
        }
        System.out.println("過濾后的文本： " + text);
    }
    /**
     * 方案二：基于DFA算法的敏感詞過濾工具框架-sensitive-word:https://github.com/houbb/sensitive-word
     * 6W+ 詞庫，且不斷優(yōu)化更新
     * 基于 DFA 算法，性能較好
     * 基于 fluent-api 實現(xiàn)，使用優(yōu)雅簡潔
     * 支持敏感詞的判斷、返回、脫敏等常見操作
     * 支持全角半角互換
     * 支持英文大小寫互換
     * 支持數(shù)字常見形式的互換
     * 支持中文繁簡體互換
     * 支持英文常見形式的互換
     * 支持用戶自定義敏感詞和白名單
     * 支持數(shù)據(jù)的數(shù)據(jù)動態(tài)更新，實時生效
     */
    @GetMapping("/filter")
    public void testSensitiveWord() {
        System.out.println("SensitiveWordHelper.contains(text) = " + SensitiveWordHelper.contains(text));
        System.out.println("SensitiveWordHelper.findAll(text) = " + SensitiveWordHelper.findAll(text));
        System.out.println("SensitiveWordHelper.replace(text,myWordReplace) = " + SensitiveWordHelper.replace(text, myWordReplace));
        // 如果自定義敏感詞，不要使用SensitiveWordHelper的方法，要使用SensitiveWordBs
        System.out.println("sensitiveWordBs.contains(text) = " + sensitiveWordBs.contains(text));
        System.out.println("sensitiveWordBs.findAll(text) = " + sensitiveWordBs.findAll(text));
        System.out.println("sensitiveWordBs.replace(text) = " + sensitiveWordBs.replace(text));
    }
}