处理空 createAt & updateAt 问题。

src/main/java/cn/quantgroup/xyqb/service/user/impl/UserExtInfoServiceImpl.java

@@ -9,6 +9,8 @@ import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.sql.Timestamp;
+
 /**
  * Created by Miraculous on 2017/1/3.
  */
@@ -28,6 +30,13 @@ public class UserExtInfoServiceImpl implements IUserExtInfoService {
     @Transactional(rollbackFor = Exception.class)
     @CacheEvict(value = "userextinfocache", key = "'extinfo' + #info.userId", cacheManager = "cacheManager")
     public UserExtInfo save(UserExtInfo info) {
+        Timestamp timestamp = new Timestamp(System.currentTimeMillis());
+        if (info.getCreatedAt() == null) {
+            info.setCreatedAt(timestamp);
+        }
+        if (info.getUpdateAt() == null) {
+            info.setUpdateAt(timestamp);
+        }
         return userExtInfoRepository.save(info);
     }