update 优化代码

ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/utils/Threads.java

@@ -15,17 +15,6 @@ import java.util.concurrent.*;
 @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.

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;