代码优化

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysUserProjectServiceImpl.java

@@ -3,6 +3,7 @@ package org.dromara.system.service.impl;
 import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.collection.CollectionUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.google.common.base.Objects;
 import lombok.RequiredArgsConstructor;
@@ -64,6 +65,9 @@ public class SysUserProjectServiceImpl extends AbstractBaseService<SysUserProjec
     public void processData(List<SysUserProjectVo> list) {
         super.processData(list);
         List<Long> userIds = StreamUtils.toList(list, sup -> sup.getUserId());
+        if (CollectionUtils.isEmpty(userIds)) {
+            return;
+        }
         List<SysUser> userList = sysUserMapper.selectByIds(userIds);
         for (SysUserProjectVo sup : list) {
             SysUser user = StreamUtils.findFirst(userList, u -> Objects.equal(u.getUserId(), sup.getUserId()));