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Peer: don't null out the future object to avoid a race where the pong can be received before the ping call has returned.

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This commit is contained in:
Mike Hearn 2015-06-21 14:39:55 +02:00
parent d6ed5069d4
commit ce50e0b755
1 changed files with 6 additions and 6 deletions
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12
core/src/main/java/org/bitcoinj/core/Peer.java
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@ -1379,12 +1379,12 @@ public class Peer extends PeerSocketHandler {
} }
public void complete() { public void complete() {
checkNotNull(future, "Already completed"); if (!future.isDone()) {
Long elapsed = Utils.currentTimeMillis() - startTimeMsec; Long elapsed = Utils.currentTimeMillis() - startTimeMsec;
Peer.this.addPingTimeData(elapsed); Peer.this.addPingTimeData(elapsed);
log.debug("{}: ping time is {} msec", Peer.this.toString(), elapsed); log.debug("{}: ping time is {} msec", Peer.this.toString(), elapsed);
future.set(elapsed); future.set(elapsed);
future = null; }
} }
} }