验证密码和确认密码Spring Boot

public class PasswordForm {
    private String password;
    private String confirmPassword;

    // 省略构造函数和getter/setter方法
}

@Controller
public class PasswordController {

    @PostMapping("/register")
    public String register(@Valid PasswordForm passwordForm, BindingResult bindingResult) {
        if (bindingResult.hasErrors()) {
            // 处理验证错误
            return "register";
        }

        // 密码和确认密码一致，进行注册逻辑
        // ...

        return "success";
    }
}

<form th:action="@{/register}" method="post" th:object="${passwordForm}">
    <div>
        <label>Password:</label>
        <input type="password" th:field="*{password}" required />
        <span th:if="${#fields.hasErrors('password')}" th:errors="*{password}"></span>
    </div>
    <div>
        <label>Confirm Password:</label>
        <input type="password" th:field="*{confirmPassword}" required />
        <span th:if="${#fields.hasErrors('confirmPassword')}" th:errors="*{confirmPassword}"></span>
    </div>
    <button type="submit">Register</button>
</form>