SpringCloud/spring-cloud-sleuth
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Fix NullPointerException

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wenqi.huang
2019-03-22 17:18:10 +08:00
parent b98c4a8738
commit 40eff97856
1 changed files with 1 additions and 1 deletions
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spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/web/client/HttpClientBeanPostProcessor.java
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@@ -161,7 +161,7 @@ class HttpClientBeanPostProcessor implements BeanPostProcessor {
AtomicReference reference = req.currentContext()
.getOrDefault(AtomicReference.class, new AtomicReference());
Span span = handler().handleSend(injector(), req.requestHeaders(), req,
(Span) reference.get());
reference.get() == null ? handler().nextSpan(req) : (Span) reference.get());
reference.set(span);
}