package com.billpaymentservice.bbps.dto.auth; import jakarta.validation.constraints.NotNull; import jakarta.validation.constraints.Pattern; import jakarta.validation.constraints.Size; public class LoginRequest { @NotNull(message = "Mobile number cannot be null.") @Size(min = 10, max = 10, message = "Mobile number must be exactly 10 digits.") @Pattern(regexp = "^[0-9]{10}$", message = "Mobile number must contain only digits.") private String mobile; public LoginRequest() { } public LoginRequest(String mobile) { this.mobile = mobile; } public String getMobile() { return mobile; } public void setMobile(String mobile) { this.mobile = mobile; } }