驗證註解

@NotNull(message = "ID不能爲空")
@Range(min = 1, max = 100, message = "ID必須在1到100之間")
private Integer id;

@NotNull(message = "姓名不能爲空")
@Length(min = 2, max = 6, message = "姓名必須在2到6位之間")
private String name;

@NotNull(message = "餘額不能爲空")
@DecimalMax(value = "30.50", message = "餘額不能超過30.5")
@DecimalMin(value = "1.50", message = "餘額不能低於1.5")
private BigDecimal amount;

@NotNull(message = "生日不能爲空")
@Past(message = "生日必須是過去")
private Date birthday;

@NotBlank(message = "郵箱不能爲空")
@Email(message = "郵箱格式不正確")
private String email;

@NotBlank(message = "手機號不能爲空")
@Pattern(regexp = "^(((13[0-9])|(14[579])|(15([0-3]|[5-9]))|(16[6])|(17[0135678])|(18[0-9])|(19[89]))\\d{8})$", message = "手機號格式錯誤")
private String phone;
@MobilePattern(message = "手機號不爲空")
private String mobile;