race condition in FakeOtfAcceptor

artiofix · Sep 18, 2024 · a2a91e3 · a2a91e3
1 parent a362795
commit a2a91e3
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/artio-system-tests/src/test/java/uk/co/real_logic/artio/system_tests/FakeOtfAcceptor.java b/artio-system-tests/src/test/java/uk/co/real_logic/artio/system_tests/FakeOtfAcceptor.java
@@ -26,8 +26,8 @@
 import uk.co.real_logic.artio.util.AsciiBuffer;
 import uk.co.real_logic.artio.util.CharFormatter;
 
-import java.util.ArrayList;
 import java.util.List;
+import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.function.Predicate;
 import java.util.stream.Stream;
 
@@ -43,7 +43,7 @@
  */
 public class FakeOtfAcceptor implements OtfMessageAcceptor
 {
-    private final List<FixMessage> receivedMessages = new ArrayList<>();
+    private final List<FixMessage> receivedMessages = new CopyOnWriteArrayList<>();
     private final CharFormatter formatter = new CharFormatter("Field: %s=%s");
 
     private ValidationError error;