From 4a441f664513c7e629590c11059467596d5d0b07 Mon Sep 17 00:00:00 2001
From: Dmitry Kryukov <dk2k@ya.ru>
Date: Sun, 14 Jul 2024 20:56:19 +0300
Subject: [PATCH] Improvement: use parametrized constructor instead of loop

---
 .../logstash/config/ir/graph/algorithms/TopologicalSort.java   | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/logstash-core/src/main/java/org/logstash/config/ir/graph/algorithms/TopologicalSort.java b/logstash-core/src/main/java/org/logstash/config/ir/graph/algorithms/TopologicalSort.java
index 21b95966c00..b8927fe5351 100644
--- a/logstash-core/src/main/java/org/logstash/config/ir/graph/algorithms/TopologicalSort.java
+++ b/logstash-core/src/main/java/org/logstash/config/ir/graph/algorithms/TopologicalSort.java
@@ -41,8 +41,7 @@ public static List<Vertex> sortVertices(Graph g) throws UnexpectedGraphCycleErro
 
         List<Vertex> sorted = new ArrayList<>(g.getVertices().size());
 
-        Deque<Vertex> pending = new LinkedList<>();
-        pending.addAll(g.getRoots());
+        Deque<Vertex> pending = new LinkedList<>(g.getRoots());
 
         Set<Edge> traversedEdges = new HashSet<>();