From 377712618f999da30545519dd777b5392f9c54bd Mon Sep 17 00:00:00 2001
From: Yuriy Lytvynchuk <yuriy.litv@gmail.com>
Date: Tue, 6 Sep 2022 15:01:44 +0300
Subject: [PATCH] refactor code

---
 .../rule/engine/transform/TbDeleteKeysNode.java           | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbDeleteKeysNode.java b/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbDeleteKeysNode.java
index d52728d8dc..f9b79741a5 100644
--- a/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbDeleteKeysNode.java
+++ b/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/transform/TbDeleteKeysNode.java
@@ -51,13 +51,14 @@ import java.util.regex.Pattern;
 public class TbDeleteKeysNode implements TbNode {
 
     TbDeleteKeysNodeConfiguration config;
-    List<Pattern> patternKeys = new ArrayList<>();
+    List<Pattern> patternKeys;
     boolean fromMetadata;
 
     @Override
     public void init(TbContext ctx, TbNodeConfiguration configuration) throws TbNodeException {
         this.config = TbNodeUtils.convert(configuration, TbDeleteKeysNodeConfiguration.class);
         this.fromMetadata = config.isFromMetadata();
+        this.patternKeys = new ArrayList<>();
         config.getKeys().forEach(key -> {
             this.patternKeys.add(Pattern.compile(key));
         });
@@ -99,10 +100,7 @@ public class TbDeleteKeysNode implements TbNode {
     }
 
     boolean checkKey(String key) {
-        Optional<Pattern> currentPattern = patternKeys.stream()
-                .filter(pattern -> pattern.matcher(key).matches())
-                .findFirst();
-        return currentPattern.isPresent();
+        return patternKeys.stream().anyMatch(pattern -> pattern.matcher(key).matches());
     }
 
     @Override