@Constraint 自定义注解校验手机号

@Constraint 自定义注解校验手机号

自定义注解

/**
 * 手机号校验
 * @author lkb
 * @date 2021/4/12
 */
@Target({ElementType.FIELD, ElementType.PARAMETER})
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Inherited
@Constraint(validatedBy = {PhoneValidator.class})
public @interface PhoneValid {

    String message() default "手机格式异常";

    Class<?>[] groups() default {};

    Class<? extends Payload>[] payload() default {};
}

校验规则

/**
 * @Description 手机校验
 * @Author lkb
 * @CreateDate: 2021/4/12
 */
@Slf4j
public class PhoneValidator implements ConstraintValidator<PhoneValid, String> {


    private static final int PHONE_LENGTH =11;

    private static final Pattern pattern = Pattern.compile("^[1]\d{10}$");

    @Override
    public boolean isValid(String phone, ConstraintValidatorContext context) {
        if(StrUtil.isBlank(phone)){
            log.warn("PhoneValidator phone is blank, phone = {}", phone);
            return false;
        }

        if(phone.length() != PHONE_LENGTH){
            log.warn("PhoneValidator phone length valid fail, phone = {}", phone);
            return false;
        }


        if(!pattern.matcher(phone).matches()){
            log.warn("PhoneValidator phone pattern valid fail, phone = {}", phone);
            return false;
        }

        return true;
    }
}

使用

    /**
     *  账号
     */
    @PhoneValid
    private String account;