GH-467: Support concurrent behavior on MetricsRetryListener

spring-projects · Sep 11, 2024 · ed7f969 · ed7f969
1 parent c0a4941
commit ed7f969
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/main/java/org/springframework/retry/support/MetricsRetryListener.java b/src/main/java/org/springframework/retry/support/MetricsRetryListener.java
@@ -16,6 +16,7 @@
 
 package org.springframework.retry.support;
 
+import java.util.Collections;
 import java.util.IdentityHashMap;
 import java.util.Map;
 import java.util.function.Function;
@@ -61,7 +62,8 @@ public class MetricsRetryListener implements RetryListener {
 
 	private final MeterRegistry meterRegistry;
 
-	private final Map<RetryContext, Timer.Sample> retryContextToSample = new IdentityHashMap<>();
+	private final Map<RetryContext, Timer.Sample> retryContextToSample = Collections
+		.synchronizedMap(new IdentityHashMap<>());
 
 	private final Timer.Builder retryMeterProvider;