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FIX NPE in tomcat plugin ForwardInterceptor (#1562)

This commit is contained in:
caoyixiong 2018-08-21 07:18:40 +08:00 committed by Wu Sheng
parent 03af5f1806
commit 7c2aa4c43a
1 changed files with 1 additions and 1 deletions
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2
apm-sniffer/apm-sdk-plugin/tomcat-7.x-8.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/tomcat78x/ForwardInterceptor.java
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@ -37,7 +37,7 @@ public class ForwardInterceptor implements InstanceMethodsAroundInterceptor, Ins
if (ContextManager.isActive()) {
AbstractSpan abstractTracingSpan = ContextManager.activeSpan();
Map<String, String> eventMap = new HashMap<String, String>();
eventMap.put("forward-url", (String)objInst.getSkyWalkingDynamicField());
eventMap.put("forward-url", objInst.getSkyWalkingDynamicField() == null ? "" : String.valueOf(objInst.getSkyWalkingDynamicField()));
abstractTracingSpan.log(System.currentTimeMillis(), eventMap);
ContextManager.getRuntimeContext().put(Constants.FORWARD_REQUEST_FLAG, true);
}