优化代码。

plusone-basic/plusone-basic-infrastructure/src/test/java/xyz/zhouxy/plusone/validatortest/BaseValidator2Test.java

@@ -32,10 +32,10 @@ class LoginCommandValidator extends BaseValidator2<LoginCommand> {
     public static final LoginCommandValidator INSTANCE = new LoginCommandValidator();
 
     private LoginCommandValidator() {
-        ruleFor(loginCommand -> loginCommand.getAccount())
+        ruleFor(LoginCommand::getAccount)
                 .notNull("邮箱地址不能为空")
                 .matchesOr(new String[] { RegexConsts.EMAIL, RegexConsts.MOBILE_PHONE }, value -> new RuntimeException('"' + value + "\" 不是邮箱地址或手机号"));
-        ruleFor(loginCommand -> loginCommand.getPwd())
+        ruleFor(LoginCommand::getPwd)
                 .notNull("密码不能为空")
                 .notEmpty("密码不能为空")
                 .matches(RegexConsts.PASSWORD, "密码格式错误");