如何在服务层中组合JSR-303和Spring验证程序类?
我有一些模型课如何在服务层中组合JSR-303和Spring验证程序类?,spring,bean-validation,service-layer,spring-validator,Spring,Bean Validation,Service Layer,Spring Validator,我有一些模型课 public class Account { @Email private String email; @NotNull private String rule; } 和弹簧验证器 public class AccountValidator implements Validator { @Override public boolean supports(Class aClass) { return Accou
public class Account {
@Email
private String email;
@NotNull
private String rule;
}
和弹簧验证器
public class AccountValidator implements Validator {
@Override
public boolean supports(Class aClass) {
return Account.class.equals(aClass);
}
@Override
public void validate(Object obj, Errors errors) {
Account account = (Account) obj;
ValidationUtils.rejectIfEmpty(errors, "email", "email.required");
ValidationUtils.rejectIfEmpty(errors, "rule", "rule.required");
complexValidateRule(account.getRule(), errors);
}
private void complexValidateRule(String rule, Errors errors) {
// ...
}
}
我为自己服务
AccountValidator validator = new AccountValidator();
Errors errors = new BeanPropertyBindingResult(account, "account");
validator.validate(account, errors);
我可以将@Email、@NotNull(JSR-303)添加到我的验证过程约束中,并且不在AccountValidator中描述这些规则吗
我知道@Valid在spring控制器中是如何工作的,但关于服务层呢?可能吗?如何以适当的方式进行此类验证?我可以使用Hibernate验证程序吗?Spring提供了一个适配器来合并两个验证API。 有关更多信息,请参见当前的Spring 一种可能的实施方式是:
public class AccountValidator implements Validator {
private final SpringValidatorAdapter validator;
public AccountValidator(SpringValidatorAdapter validator) {
super();
this.validator = validator;
}
@Override
public boolean supports(Class aClass) {
return Account.class.equals(aClass);
}
@Override
public void validate(Object obj, Errors errors) {
//jsr303
validator.validate(obj, errors);
//custom rules
Account account = (Account) obj;
complexValidateRule(account.getRule(), errors);
}
private void complexValidateRule(String rule, Errors errors) {
// ...
}
}