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[ROCKETMQ-19] Synchronize LinkedList.add() in multi-thread #17

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Zhang-Ke wants to merge 1 commit into from
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[ROCKETMQ-19] Synchronize LinkedList.add() in multi-thread #17

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2 changes: 1 addition & 1 deletion rocketmq-client/src/main/java/com/alibaba/rocketmq/client/impl/MQAdminImpl.java
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Original file line number Diff line number Diff line change
Expand Up @@ -295,7 +295,7 @@ protected QueryResult queryMessage(String topic, String key, int maxNum, long be

if (!brokerAddrs.isEmpty()) {
final CountDownLatch countDownLatch = new CountDownLatch(brokerAddrs.size());
final List<QueryResult> queryResultList = new LinkedList<QueryResult>();
final List<QueryResult> queryResultList = Collections.synchronizedList(new LinkedList<QueryResult>());

for (String addr : brokerAddrs) {
try {
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