<!--JSR-303-->
    <mvc:annotation-driven validator="validator"/>
    <bean id="validator" class="org.springframework.validation.beanvalidation.LocalValidatorFactoryBean">
        <property name="providerClass" value="org.hibernate.validator.HibernateValidator"/>
        <property name="validationMessageSource" ref="messageSource"/>
    </bean>
    <bean id="messageSource" class="org.springframework.context.support.ReloadableResourceBundleMessageSource">
        <property name="basename" value="validatemessage"/>
        <property name="useCodeAsDefaultMessage" value="false"/>
        <property name="defaultEncoding" value="UTF-8"/>
        <property name="cacheSeconds" value="60"/>
    </bean>
    <bean  id="webBindingInitializer" class="org.springframework.web.bind.support.ConfigurableWebBindingInitializer">
        <property name="conversionService">
            <bean class="org.springframework.format.support.FormattingConversionServiceFactoryBean"></bean>
        </property>
        <property name="validator" ref="validator"/>
    </bean>

import com.lemontree.common.utils.AjaxResult;
import com.lemontree.common.utils.StringUtil;
import com.lemontree.common.utils.email.EmailUtils;
import org.hibernate.validator.constraints.NotEmpty;
import java.util.Date;
public class User {
    /**
     * This field was generated by MyBatis Generator.
     * This field corresponds to the database column user.id
     *
     * @mbg.generated Thu Mar 16 13:27:38 CST 2017
     */
    private Integer id;
    /**
     * This field was generated by MyBatis Generator.
     * This field corresponds to the database column user.user_name
     *
     * @mbg.generated Thu Mar 16 13:27:38 CST 2017
     */
    @NotEmpty(message = "用戶名不能為空")
    private String userName;
    /**
     * This field was generated by MyBatis Generator.
     * This field corresponds to the database column user.password
     *
     * @mbg.generated Thu Mar 16 13:27:38 CST 2017
     */
    @NotEmpty(message = "密碼不能為空")
    private String password;
    }

    @RequestMapping(value = "/login.htm", method = RequestMethod.POST)
    public @ResponseBody AjaxResult login(@Validated User user, BindingResult bindingResult,
                                          HttpServletRequest request, HttpServletResponse response) {
        if (bindingResult.hasErrors()){
            List<FieldError> errorses = bindingResult.getFieldErrors();
            if (CollectionUtils.isNotEmpty(errorses)){
                errorses.forEach(item->{
                    System.out.println(item.getDefaultMessage());
                });
            }
        }
      }

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-validator</artifactId>
            <version>6.0.10.Final</version>
        </dependency>
        <dependency>
            <groupId>org.glassfish</groupId>
            <artifactId>javax.el</artifactId>
            <version>3.0.1-b09</version>
        </dependency>
        <dependency>
            <groupId>javax.validation</groupId>
            <artifactId>validation-api</artifactId>
            <version>2.0.1.Final</version>
        </dependency>

public class JsrTest {
    @NotNull(message = "id不能為空!")
    @Min(value = 1, message = "Id只能大于等于1")
    Integer id;
    @NotNull(message = "姓名不能為空!")
    String name;
    public void validateParams() {
        Validator validator = Validation.buildDefaultValidatorFactory().getValidator();//獲取一個(gè)驗(yàn)證器
        Set<ConstraintViolation<JsrTest>> violationSet = validator.validate(this);//驗(yàn)證數(shù)據(jù),獲取到錯(cuò)誤集合
        Iterator<ConstraintViolation<JsrTest>> iterator = violationSet.iterator();
        if (iterator.hasNext()) {
            String errorMessage = iterator.next().getMessage();//獲取到錯(cuò)誤信息
            throw new ValidationException(errorMessage);
        }
    }
    public static void main(String args[]) {
        JsrTest req = new JsrTest();
        req.id = 1;
        req.validateParams();
    }
}

validator.validateProperty(object, "name");

public class JsrTest {
    @NotNull(message = "id不能為空!", groups = {ValidationGroup.class})
    @Min(value = 1, message = "Id只能大于等于1")
    Integer id;
    @NotNull(message = "姓名不能為空!", groups = {ValidationGroup.class})
    String name;
    @DecimalMin(value = "1.1")
    double price;
    int date;
    public static void validateParams(JsrTest jsrTest) {
        Validator validator = Validation.buildDefaultValidatorFactory().getValidator();
        Set<ConstraintViolation<JsrTest>> violationSet = validator.validate(jsrTest, ValidationGroup.class);
        Iterator<ConstraintViolation<JsrTest>> iterator = violationSet.iterator();
        if (iterator.hasNext()) {
            String errorMessage = iterator.next().getMessage();
            throw new ValidationException(errorMessage);
        }
    }
    public static void main(String args[]) {
        JsrTest req = new JsrTest();
        validateParams(req);
    }    
    public interface ValidationGroup {
    }
}

@Target(FIELD)      //元注解,定義該注解使用在字段上
@Retention(RUNTIME) //定義注解的生命周期
@Constraint(validatedBy = CustomValidator.class)//指明該注解的校驗(yàn)器
@Documented         //表示該注解會(huì)被添加到JavaDoc中
public @interface CustomConstraints {
    String message() default "默認(rèn)異常message";
    Class<?>[] groups() default {};
    Class<? extends Payload>[] payload() default {}; //這個(gè)屬性可以用來(lái)標(biāo)注錯(cuò)誤的嚴(yán)重等級(jí),但是并不被API自身所使用
    String value() default " ";
}

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
/**
 * 需要實(shí)現(xiàn)ConstraintValidator接口
 * 泛型的第一個(gè)參數(shù)是自定義的注解,第二個(gè)參數(shù)注解所注釋的字段的類型
 */
public class CustomValidator implements ConstraintValidator<CustomConstraints, String> {
    private String value;
    /**
     * 初始化調(diào)用,拿到注解所指定的value
     *
     * @param constraintAnnotation
     */
    @Override
    public void initialize(CustomConstraints constraintAnnotation) {
        value = constraintAnnotation.value();
    }
    /**
     * @param value   注釋的字段的值
     * @param context
     * @return true 通過(guò)驗(yàn)證,false 未通過(guò)驗(yàn)證
     */
    @Override
    public boolean isValid(String value, ConstraintValidatorContext context) {
        if (value != null && value.contains(this.value)) {
            context.disableDefaultConstraintViolation();//禁用默認(rèn)的消息
            context.buildConstraintViolationWithTemplate("新添加的錯(cuò)誤消息").addConstraintViolation();
            return false;
        }
        return true;
    }
}

    public static void validateParams(Object object) {
        Validator validator = Validation.buildDefaultValidatorFactory().getValidator();//獲取一個(gè)驗(yàn)證器
        Set<ConstraintViolation<Object>> violationSet = validator.validate(object);//驗(yàn)證數(shù)據(jù),獲取到錯(cuò)誤集合
        Iterator<ConstraintViolation<Object>> iterator = violationSet.iterator();
        if (iterator.hasNext()) {
            String errorMessage = iterator.next().getMessage();//獲取到錯(cuò)誤信息
            throw new ValidationException(errorMessage);
        }
    }

    @GetMapping("/test")
    public Integer lookCanBuyGoods(@Valid JsrTest req, BindingResult result) throws Exception {
        if (result.hasErrors()) {
            throw new ValidationException(result.getAllErrors().get(0).getDefaultMessage());
        }
        //do something...
        return 1;
    }

    @GetMapping("/test")
    public Integer test(@Validated (JsrTest.ValidationGroup.class) JsrTest req, BindingResult result) throws Exception {
        if (result.hasErrors()) {
            throw new ValidationException(result.getAllErrors().get(0).getDefaultMessage());
        }
        //do something...
        return 1;
    }