package payload.request; import javax.validation.constraints.NotBlank; public class SignupRequest { @NotBlank private String username; @NotBlank private String email; @NotBlank private String password; public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } }