hibernate-validator如何使用校验框架

public class ValidateGroup { public interface FirstGroup { } public interface SecondeGroup { } public interface ThirdGroup { } }

@Validated @GroupSequence({ValidateGroup.FirstGroup.class, BaseMessageRequestBean.class}) public class BaseMessageRequestBean { //渠道类型 @NotNull(message = "channelType为NULL", groups = ValidateGroup.FirstGroup.class) private String channelType; //消息（模板消息或者普通消息） @NotNull(message = "data为NUll", groups = ValidateGroup.FirstGroup.class) @Valid private Object data; //业务类型 @NotNull(message = "bizType为NULL", groups = ValidateGroup.FirstGroup.class) private String bizType; //消息推送对象 @NotBlank(message = "toUser为BLANK", groups = ValidateGroup.FirstGroup.class) private String toUser; private long createTime = Instant.now().getEpochSecond(); ...... }

@RestController public class TestValidatorController { @RequestMapping("/test/validator") public void test(@Validated BaseMessageRequestBean bean){ ... } }

@RestController public class TestValidatorController { @RequestMapping("/test/validator") public void test(@Validated BaseMessageRequestBean bean, BindingResult result){ result.getAllErrors(); ... } }

@Aspect @Component public class ControllerValidatorAspect { @Around("execution(* com.*.controller..*.*(..)) && args(..,result)") public Object doAround(ProceedingJoinPoint pjp, result result) { result.getFieldErrors(); ... } }

@Bean public Validator validator() { return new LocalValidatorFactoryBean(); }

public class ValidatorUtils implements ApplicationContextAware { @Override public void setApplicationContext(ApplicationContext applicationContext) throws BeansException { ValidatorUtils.validator = (Validator) applicationContext.getBean("validator"); } private static Validator validator; public static Optional validateResultProcess(Object obj)  { Set> results = validator.validate(obj); if (CollectionUtils.isEmpty(results)) { return Optional.empty(); } StringBuilder sb = new StringBuilder(); for (Iterator> iterator = results.iterator(); iterator.hasNext(); ) { sb.append(iterator.next().getMessage()); if (iterator.hasNext()) { sb.append(" ,"); } } return Optional.of(sb.toString()); } }

@Validated @GroupSequence({ValidateGroup.FirstGroup.class, ValidateGroup.SecondeGroup.class, MessageRequestBean.class}) @LogicValidate(groups = ValidateGroup.SecondeGroup.class) public class MessageRequestBean extends BaseMessageRequestBean { //签名信息（除该字段外的其他字段按照字典序排序，将值顺序拼接在一起，进行md5+Base64签名算法） @NotBlank(message = "signature为BLANK", groups = ValidateGroup.FirstGroup.class) private String signature; ... } 

@Target({TYPE}) @Retention(RUNTIME) //指定验证器 @Constraint(validatedBy = LogicValidator.class) @Documented public @interface LogicValidate { String message() default "校验异常"; //分组 Class[] groups() default {}; Class[] payload() default {}; }

public class LogicValidator implements ConstraintValidator { @Override public void initialize(LogicValidate logicValidate) { } @Override public boolean isValid(MessageRequestBean messageRequestBean, ConstraintValidatorContext context) { String toSignature = StringUtils.join( messageRequestBean.getBizType() , messageRequestBean.getChannelType() , messageRequestBean.getData() , messageRequestBean.getToUser()); String signature = new Base64().encodeAsString(DigestUtils.md5(toSignature)); if (!messageRequestBean.getSignature().equals(signature)) { context.disableDefaultConstraintViolation(); context.buildConstraintViolationWithTemplate("signature校验失败") .addConstraintViolation(); return false; } return true; } }

@Configuration @ConditionalOnMissingBean(value = MessageSource.class, search = SearchStrategy.CURRENT) @AutoConfigureOrder(Ordered.HIGHEST_PRECEDENCE) @Conditional(ResourceBundleCondition.class) @EnableConfigurationProperties @ConfigurationProperties(prefix = "spring.messages") public class MessageSourceAutoConfiguration { private static final Resource[] NO_RESOURCES = {}; /** * Comma-separated list of basenames, each following the ResourceBundle convention. * Essentially a fully-qualified classpath location. If it doesn't contain a package * qualifier (such as "org.mypackage"), it will be resolved from the classpath root. */ private String basename = "messages"; /** * Message bundles encoding. */ private Charset encoding = Charset.forName("UTF-8"); /** * Loaded resource bundle files cache expiration, in seconds. When set to -1, bundles * are cached forever. */ private int cacheSeconds = -1; /** * Set whether to fall back to the system Locale if no files for a specific Locale * have been found. if this is turned off, the only fallback will be the default file * (e.g. "messages.properties" for basename "messages"). */ private boolean fallbackToSystemLocale = true; /** * Set whether to always apply the MessageFormat rules, parsing even messages without * arguments. */ private boolean alwaysUseMessageFormat = false; @Bean public MessageSource messageSource() { ResourceBundleMessageSource messageSource = new ResourceBundleMessageSource(); if (StringUtils.hasText(this.basename)) { messageSource.setBasenames(StringUtils.commaDelimitedListToStringArray( StringUtils.trimAllWhitespace(this.basename))); } if (this.encoding != null) { messageSource.setDefaultEncoding(this.encoding.name()); } messageSource.setFallbackToSystemLocale(this.fallbackToSystemLocale); messageSource.setCacheSeconds(this.cacheSeconds); messageSource.setAlwaysUseMessageFormat(this.alwaysUseMessageFormat); return messageSource; } public String getBasename() { return this.basename; } public void setBasename(String basename) { this.basename = basename; } public Charset getEncoding() { return this.encoding; } public void setEncoding(Charset encoding) { this.encoding = encoding; } public int getCacheSeconds() { return this.cacheSeconds; } public void setCacheSeconds(int cacheSeconds) { this.cacheSeconds = cacheSeconds; } public boolean isFallbackToSystemLocale() { return this.fallbackToSystemLocale; } public void setFallbackToSystemLocale(boolean fallbackToSystemLocale) { this.fallbackToSystemLocale = fallbackToSystemLocale; } public boolean isAlwaysUseMessageFormat() { return this.alwaysUseMessageFormat; } public void setAlwaysUseMessageFormat(boolean alwaysUseMessageFormat) { this.alwaysUseMessageFormat = alwaysUseMessageFormat; } protected static class ResourceBundleCondition extends SpringBootCondition { private static ConcurrentReferenceHashMap cache = new ConcurrentReferenceHashMap(); @Override public ConditionOutcome getMatchOutcome(ConditionContext context, AnnotatedTypeMetadata metadata) { String basename = context.getEnvironment() .getProperty("spring.messages.basename", "messages"); ConditionOutcome outcome = cache.get(basename); if (outcome == null) { outcome = getMatchOutcomeForBasename(context, basename); cache.put(basename, outcome); } return outcome; } private ConditionOutcome getMatchOutcomeForBasename(ConditionContext context, String basename) { ConditionMessage.Builder message = ConditionMessage .forCondition("ResourceBundle"); for (String name : StringUtils.commaDelimitedListToStringArray( StringUtils.trimAllWhitespace(basename))) { for (Resource resource : getResources(context.getClassLoader(), name)) { if (resource.exists()) { return ConditionOutcome .match(message.found("bundle").items(resource)); } } } return ConditionOutcome.noMatch( message.didNotFind("bundle with basename " + basename).atAll()); } private Resource[] getResources(ClassLoader classLoader, String name) { try { return new PathMatchingResourcePatternResolver(classLoader) .getResources("classpath*:" + name + ".properties"); } catch (Exception ex) { return NO_RESOURCES; } } } }