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synchronize around adding query to query map

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Daniel Gultsch 2017-05-07 15:47:18 +02:00
parent a5d9932b08
commit 185dac6953
1 changed files with 3 additions and 1 deletions
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src/main/java/eu/siacs/conversations/services/MessageArchiveService.java
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@ -75,7 +75,9 @@ public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
query = new Query(account, startCatchup, endCatchup); query = new Query(account, startCatchup, endCatchup);
query.reference = reference; query.reference = reference;
} }
this.queries.add(query); synchronized (this.queries) {
this.queries.add(query);
}
this.execute(query); this.execute(query);
} }