diff --git a/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/Threads.java b/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/Threads.java
index ae6cfa322..82ea5caf1 100644
--- a/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/Threads.java
+++ b/ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/Threads.java
@@ -14,18 +14,6 @@ import java.util.concurrent.*;
 @Slf4j
 @NoArgsConstructor(access = AccessLevel.PRIVATE)
 public class Threads {
-
-    /**
-     * sleep等待,单位为毫秒
-     */
-    public static void sleep(long milliseconds) {
-        try {
-            Thread.sleep(milliseconds);
-        } catch (InterruptedException e) {
-            return;
-        }
-    }
-
     /**
      * 停止线程池
      * 先使用shutdown, 停止接收新任务并尝试完成所有已存在任务.
diff --git a/ruoyi-common/ruoyi-common-mail/src/main/java/org/dromara/common/mail/config/properties/MailProperties.java b/ruoyi-common/ruoyi-common-mail/src/main/java/org/dromara/common/mail/config/properties/MailProperties.java
index d0e78a2ca..e44aa3da3 100644
--- a/ruoyi-common/ruoyi-common-mail/src/main/java/org/dromara/common/mail/config/properties/MailProperties.java
+++ b/ruoyi-common/ruoyi-common-mail/src/main/java/org/dromara/common/mail/config/properties/MailProperties.java
@@ -43,7 +43,13 @@ public class MailProperties {
     private String pass;
 
     /**
-     * 发送方，遵循RFC-822标准
+     * 发送方，遵循RFC-822标准<br>
+     * 发件人可以是以下形式：
+     *
+     * <pre>
+     * 1. user@xxx.xx
+     * 2.  name &lt;user@xxx.xx&gt;
+     * </pre>
      */
     private String from;
 
diff --git a/ruoyi-common/ruoyi-common-sse/src/main/java/org/dromara/common/sse/core/SseEmitterManager.java b/ruoyi-common/ruoyi-common-sse/src/main/java/org/dromara/common/sse/core/SseEmitterManager.java
index c26adca50..fd22db694 100644
--- a/ruoyi-common/ruoyi-common-sse/src/main/java/org/dromara/common/sse/core/SseEmitterManager.java
+++ b/ruoyi-common/ruoyi-common-sse/src/main/java/org/dromara/common/sse/core/SseEmitterManager.java
@@ -126,10 +126,10 @@ public class SseEmitterManager {
         SseMessageDto broadcastMessage = new SseMessageDto();
         broadcastMessage.setMessage(sseMessageDto.getMessage());
         broadcastMessage.setUserIds(sseMessageDto.getUserIds());
-        RedisUtils.publish(SSE_TOPIC, broadcastMessage, consumer -> {
+        RedisUtils.publish(SSE_TOPIC, broadcastMessage, consumer ->
             log.info("SSE发送主题订阅消息topic:{} session keys:{} message:{}",
-                SSE_TOPIC, sseMessageDto.getUserIds(), sseMessageDto.getMessage());
-        });
+            SSE_TOPIC, sseMessageDto.getUserIds(), sseMessageDto.getMessage())
+        );
     }
 
     /**
@@ -140,8 +140,8 @@ public class SseEmitterManager {
     public void publishAll(String message) {
         SseMessageDto broadcastMessage = new SseMessageDto();
         broadcastMessage.setMessage(message);
-        RedisUtils.publish(SSE_TOPIC, broadcastMessage, consumer -> {
-            log.info("SSE发送主题订阅消息topic:{} message:{}", SSE_TOPIC, message);
-        });
+        RedisUtils.publish(SSE_TOPIC, broadcastMessage, consumer ->
+            log.info("SSE发送主题订阅消息topic:{} message:{}", SSE_TOPIC, message)
+        );
     }
 }
diff --git a/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/RedisCacheController.java b/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/RedisCacheController.java
index 341880c5d..303cf885d 100644
--- a/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/RedisCacheController.java
+++ b/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/RedisCacheController.java
@@ -1,5 +1,6 @@
 package org.dromara.demo.controller;
 
+import cn.hutool.core.thread.ThreadUtil;
 import org.dromara.common.core.constant.CacheNames;
 import org.dromara.common.core.domain.R;
 import org.dromara.common.redis.utils.RedisUtils;
@@ -83,11 +84,7 @@ public class RedisCacheController {
         RedisUtils.setCacheObject(key, value);
         boolean flag = RedisUtils.expire(key, Duration.ofSeconds(10));
         System.out.println("***********" + flag);
-        try {
-            Thread.sleep(11 * 1000);
-        } catch (InterruptedException e) {
-            e.printStackTrace();
-        }
+        ThreadUtil.sleep(11 * 1000);
         Object obj = RedisUtils.getCacheObject(key);
         return R.ok(value.equals(obj));
     }
diff --git a/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/RedisLockController.java b/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/RedisLockController.java
index b7e096266..237b6ee2d 100644
--- a/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/RedisLockController.java
+++ b/ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/RedisLockController.java
@@ -1,5 +1,6 @@
 package org.dromara.demo.controller;
 
+import cn.hutool.core.thread.ThreadUtil;
 import com.baomidou.lock.LockInfo;
 import com.baomidou.lock.LockTemplate;
 import com.baomidou.lock.annotation.Lock4j;
@@ -33,13 +34,9 @@ public class RedisLockController {
     @Lock4j(keys = {"#key"})
     @GetMapping("/testLock4j")
     public R<String> testLock4j(String key, String value) {
-        System.out.println("start:" + key + ",time:" + LocalTime.now().toString());
-        try {
-            Thread.sleep(10000);
-        } catch (InterruptedException e) {
-            e.printStackTrace();
-        }
-        System.out.println("end :" + key + ",time:" + LocalTime.now().toString());
+        System.out.println("start:" + key + ",time:" + LocalTime.now());
+        ThreadUtil.sleep(10000);
+        System.out.println("end :" + key + ",time:" + LocalTime.now());
         return R.ok("操作成功", value);
     }
 
@@ -54,11 +51,7 @@ public class RedisLockController {
         }
         // 获取锁成功，处理业务
         try {
-            try {
-                Thread.sleep(8000);
-            } catch (InterruptedException e) {
-                //
-            }
+            ThreadUtil.sleep(8000);
             System.out.println("执行简单方法1 , 当前线程:" + Thread.currentThread().getName());
         } finally {
             //释放锁
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysClientController.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysClientController.java
index 13be4a4a9..eaed06847 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysClientController.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysClientController.java
@@ -97,7 +97,7 @@ public class SysClientController extends BaseController {
     @Log(title = "客户端管理", businessType = BusinessType.UPDATE)
     @PutMapping("/changeStatus")
     public R<Void> changeStatus(@RequestBody SysClientBo bo) {
-        return toAjax(sysClientService.updateUserStatus(bo.getClientId(), bo.getStatus()));
+        return toAjax(sysClientService.updateClientStatus(bo.getClientId(), bo.getStatus()));
     }
 
     /**
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysUserController.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysUserController.java
index d4cecbe14..e1e868a6e 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysUserController.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/system/SysUserController.java
@@ -218,7 +218,7 @@ public class SysUserController extends BaseController {
     @GetMapping("/optionselect")
     public R<List<SysUserVo>> optionselect(@RequestParam(required = false) Long[] userIds,
                                            @RequestParam(required = false) Long deptId) {
-        return R.ok(userService.selectUserByIds(userIds == null ? null : List.of(userIds), deptId));
+        return R.ok(userService.selectUserByIds(ArrayUtil.isEmpty(userIds) ? null : List.of(userIds), deptId));
     }
 
     /**
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysClientService.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysClientService.java
index d0f8a3cbe..546c3f33a 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysClientService.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysClientService.java
@@ -50,7 +50,7 @@ public interface ISysClientService {
     /**
      * 修改状态
      */
-    int updateUserStatus(String clientId, String status);
+    int updateClientStatus(String clientId, String status);
 
     /**
      * 校验并批量删除客户端管理信息
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysClientServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysClientServiceImpl.java
index 1c6924320..4f6e676df 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysClientServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysClientServiceImpl.java
@@ -123,7 +123,7 @@ public class SysClientServiceImpl implements ISysClientService {
      */
     @CacheEvict(cacheNames = CacheNames.SYS_CLIENT, key = "#clientId")
     @Override
-    public int updateUserStatus(String clientId, String status) {
+    public int updateClientStatus(String clientId, String status) {
         return baseMapper.update(null,
             new LambdaUpdateWrapper<SysClient>()
                 .set(SysClient::getStatus, status)
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java
index 478a42c72..98c1bd644 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java
@@ -110,7 +110,7 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
                         .setName(dept.getDeptName())
                         .setWeight(dept.getOrderNum())
                         .putExtra("disabled", SystemConstants.DISABLE.equals(dept.getStatus())));
-                Tree<Long> tree = trees.stream().filter(it -> it.getId().longValue() == d.getDeptId()).findFirst().get();
+                Tree<Long> tree = StreamUtils.findFirst(trees, it -> it.getId().longValue() == d.getDeptId());
                 treeList.add(tree);
             }
         }
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysLogininforServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysLogininforServiceImpl.java
index b95baf44b..72b497eca 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysLogininforServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysLogininforServiceImpl.java
@@ -118,8 +118,7 @@ public class SysLogininforServiceImpl implements ISysLogininforService {
             .between(params.get("beginTime") != null && params.get("endTime") != null,
                 SysLogininfor::getLoginTime, params.get("beginTime"), params.get("endTime"));
         if (StringUtils.isBlank(pageQuery.getOrderByColumn())) {
-            pageQuery.setOrderByColumn("info_id");
-            pageQuery.setIsAsc("desc");
+            lqw.orderByDesc(SysLogininfor::getInfoId);
         }
         Page<SysLogininforVo> page = baseMapper.selectVoPage(pageQuery.build(), lqw);
         return TableDataInfo.build(page);
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOperLogServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOperLogServiceImpl.java
index 750e455ac..27c2f32d5 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOperLogServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysOperLogServiceImpl.java
@@ -53,8 +53,7 @@ public class SysOperLogServiceImpl implements ISysOperLogService {
     public TableDataInfo<SysOperLogVo> selectPageOperLogList(SysOperLogBo operLog, PageQuery pageQuery) {
         LambdaQueryWrapper<SysOperLog> lqw = buildQueryWrapper(operLog);
         if (StringUtils.isBlank(pageQuery.getOrderByColumn())) {
-            pageQuery.setOrderByColumn("oper_id");
-            pageQuery.setIsAsc("desc");
+            lqw.orderByDesc(SysOperLog::getOperId);
         }
         Page<SysOperLogVo> page = baseMapper.selectVoPage(pageQuery.build(), lqw);
         return TableDataInfo.build(page);