SpringCloud/spring-cloud-sleuth
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Synchronized ArrayListSpanAccumulator spans

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without this change we could have ConcurrentModificationExceptions
This commit is contained in:
Marcin Grzejszczak
2016-08-18 16:11:46 +02:00
parent af7593eaf5
commit 8e01425eed
1 changed files with 2 additions and 1 deletions
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spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/util/ArrayListSpanAccumulator.java
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@@ -17,6 +17,7 @@
package org.springframework.cloud.sleuth.util;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.springframework.cloud.sleuth.Span;
@@ -30,7 +31,7 @@ import org.springframework.cloud.sleuth.SpanReporter;
* @since 1.0.0
*/
public class ArrayListSpanAccumulator implements SpanReporter {
private final List<Span> spans = new ArrayList<>();
private final List<Span> spans = Collections.synchronizedList(new ArrayList<Span>());
public List<Span> getSpans() {
return this.spans;