Fix NullPointException

2017-03-03 16:11:53 +08:00 · 2017-03-03 16:11:53 +08:00 · de6e680615
parent f0a91d4546
commit de6e680615
1 changed files with 3 additions and 0 deletions
--- a/skywalking-commons/skywalking-trace/src/main/java/com/a/eye/skywalking/trace/TraceSegment.java
+++ b/skywalking-commons/skywalking-trace/src/main/java/com/a/eye/skywalking/trace/TraceSegment.java
@ -158,6 +158,9 @@ public class TraceSegment implements ISerializable<SegmentMessage> {
    }

    public List<TraceSegmentRef> getRefs() {
+        if(refs == null){
+            return null;
+        }
        return Collections.unmodifiableList(refs);
    }