update 简化 stream 代码写法 (java 16) xx.collect(Collectors.toList()) => xx.toList() ;

update 简化 instanceof 代码写法 (java 12) 直接在后面定义变量 ;
update 简化 switch 代码写法 (java 12) ;

ruoyi-common/ruoyi-common-redis/src/main/java/com/ruoyi/common/redis/utils/RedisUtils.java

@@ -438,7 +438,7 @@ public class RedisUtils {
      */
     public static Collection<String> keys(final String pattern) {
         Stream<String> stream = CLIENT.getKeys().getKeysStreamByPattern(pattern);
-        return stream.collect(Collectors.toList());
+        return stream.toList();
     }
 
     /**