修改调用异常问题

alien-store/src/main/java/shop/alien/store/service/impl/LifeMessageServiceImpl.java

@@ -424,7 +424,15 @@ public class LifeMessageServiceImpl extends ServiceImpl<LifeMessageMapper, LifeM
             String blockerId = JwtUtil.getCurrentUserInfo().getString("userId");
 
             // 查询拉黑
-            List<String> lifeBlacklistVoList = lifeBlacklistMapper.getPhoneIdByUserId(blockerType, blockerId).stream().map(LifeBlacklistVo::getPhoneId).collect(Collectors.toList());
+            List<String> lifeBlacklistVoList = lifeBlacklistMapper.getPhoneIdByUserId(blockerType, blockerId)
+                    .stream()
+                    // 1. 先过滤掉 null 的 LifeBlacklistVo 对象（避免调用 getPhoneId() 时抛 NPE）
+                    .filter(Objects::nonNull)
+                    // 2. 调用 getPhoneId() 获取值
+                    .map(LifeBlacklistVo::getPhoneId)
+                    // 3. 过滤掉 getPhoneId() 返回的 null 值
+                    .filter(Objects::nonNull)
+                    .collect(Collectors.toList());
 
             // 查询免打扰用户
             QueryWrapper<LifeMessageNotDisturb> notDisturbWrapper = new QueryWrapper<>();