From b6e8bc96358dba46d8fe63f930da45be2bf98f8f Mon Sep 17 00:00:00 2001
From: Fotis Soldatos <fsoldatos@ubitech.eu>
Date: Tue, 12 Jul 2022 00:08:52 +0300
Subject: [PATCH] refactor(policy): add toString() to common package

---
 .../main/java/eu/teraflow/policy/common/Util.java   | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 src/policy/src/main/java/eu/teraflow/policy/common/Util.java

diff --git a/src/policy/src/main/java/eu/teraflow/policy/common/Util.java b/src/policy/src/main/java/eu/teraflow/policy/common/Util.java
new file mode 100644
index 000000000..2fe37e47e
--- /dev/null
+++ b/src/policy/src/main/java/eu/teraflow/policy/common/Util.java
@@ -0,0 +1,13 @@
+package eu.teraflow.policy.common;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class Util {
+
+    private Util() {}
+
+    public static <T> String toString(List<T> list) {
+        return list.stream().map(T::toString).collect(Collectors.joining(", "));
+    }
+}
-- 
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