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Make event handling in ClassPathFileSystemWatcherTests thread-safe

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See gh-30844
pull/30878/head
dugenkui03 3 years ago committed by Andy Wilkinson
parent e08483f495
commit aeaad006cd
1 changed files with 2 additions and 1 deletions
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spring-boot-project/spring-boot-devtools/src/test/java/org/springframework/boot/devtools/classpath/ClassPathFileSystemWatcherTests.java
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@ -23,6 +23,7 @@ import java.util.ArrayList;
import java.util.HashMap; import java.util.HashMap;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import java.util.concurrent.CopyOnWriteArrayList;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.io.TempDir; import org.junit.jupiter.api.io.TempDir;
@ -116,7 +117,7 @@ class ClassPathFileSystemWatcherTests {
static class Listener implements ApplicationListener<ClassPathChangedEvent> { static class Listener implements ApplicationListener<ClassPathChangedEvent> {
private List<ClassPathChangedEvent> events = new ArrayList<>(); private List<ClassPathChangedEvent> events = new CopyOnWriteArrayList<>();
@Override @Override
public void onApplicationEvent(ClassPathChangedEvent event) { public void onApplicationEvent(ClassPathChangedEvent event) {

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