Spring Boot----@Valid

mavan

		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-validation</artifactId>
		</dependency>

 

使用

    @RequestMapping(value = "/do_login",method = RequestMethod.POST)
    @ResponseBody
    public Result<String> doLogin(HttpServletResponse response, @Valid LoginVo loginVo) {//加入JSR303参数校验
        log.info(loginVo.toString());
        String token = userService.login(response, loginVo);
        return Result.success(token);
    }

 

public class LoginVo {

        @NotNull
        @IsMobile  //可以自己定义验证规则
        private String mobile;

        @NotNull
        private String password;
}

 

@Target({ElementType.METHOD, ElementType.FIELD, ElementType.ANNOTATION_TYPE, ElementType.CONSTRUCTOR, ElementType.PARAMETER})
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Constraint(
        validatedBy = {IsMobileValidator.class}
)//引进校验器
public @interface IsMobile {

    boolean required() default true;//默认不能为空

    String message() default "手机号码格式错误";//校验不通过输出信息

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

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

　　

public class IsMobileValidator implements ConstraintValidator<IsMobile, String> {

    private boolean required = false;

    //初始化
    @Override
    public void initialize(IsMobile isMobile) {
        required = isMobile.required();
    }

    @Override
    public boolean isValid(String value, ConstraintValidatorContext constraintValidatorContext) {
        if (required) {
            return ValidatorUtil.isMobile(value);
        } else {
            if (StringUtils.isEmpty(value)) {
                return true;
            } else {
                return ValidatorUtil.isMobile(value);
            }
        }
    }
}

 

public class ValidatorUtil {

    //默认以1开头后面加10个数字为手机号
    private static final Pattern mobile_pattern = Pattern.compile("1\\d{10}");

    public static boolean isMobile(String src){
        if(StringUtils.isEmpty(src)){
            return false;
        }
        Matcher m = mobile_pattern.matcher(src);
        return m.matches();
    }
}

　　

前台

$.ajax({
            url: "/login/do_login",
            type: "POST",
            data: {
                mobile: $("#mobile").val(),
                password: password
            },
            success: function (data) {
                if (data.code == 0) {
                    layer.msg("成功");
                    window.location.href = "/goods/to_list";
                } else {
                    layer.msg(data.msg);
                }
            },
            error: function () {
            }
        });