hibernate validation 手動參數校驗 不經過spring

/**
 * 校驗工具類
 * @author wdmcygah
 *
 */
public class ValidationUtils {

    private static Validator validator =  Validation.buildDefaultValidatorFactory().getValidator();
    
    public static <T> ValidationResult validateEntity(T obj){
        ValidationResult result = new ValidationResult();
         Set<ConstraintViolation<T>> set = validator.validate(obj,Default.class);
         if( CollectionUtils.isNotEmpty(set) ){
             result.setHasErrors(true);
             Map<String,String> errorMsg = new HashMap<String,String>();
             for(ConstraintViolation<T> cv : set){
                 errorMsg.put(cv.getPropertyPath().toString(), cv.getMessage());
             }
             result.setErrorMsg(errorMsg);
         }
         return result;
    }
    
    public static <T> ValidationResult validateProperty(T obj,String propertyName){
        ValidationResult result = new ValidationResult();
         Set<ConstraintViolation<T>> set = validator.validateProperty(obj,propertyName,Default.class);
         if( CollectionUtils.isNotEmpty(set) ){
             result.setHasErrors(true);
             Map<String,String> errorMsg = new HashMap<String,String>();
             for(ConstraintViolation<T> cv : set){
                 errorMsg.put(propertyName, cv.getMessage());
             }
             result.setErrorMsg(errorMsg);
         }
         return result;
    }
}