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WalletFiles: Don't save any more if executor is shut down.

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This commit is contained in:
Andreas Schildbach 2018-03-30 19:28:02 +02:00
parent e244453073
commit c9a36647a9
1 changed files with 3 additions and 1 deletions
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4
core/src/main/java/org/bitcoinj/wallet/WalletFiles.java
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@ -113,6 +113,8 @@ public class WalletFiles {
public void saveNow() throws IOException {
// Can be called by any thread. However the wallet is locked whilst saving, so we can have two saves in flight
// but they will serialize (using different temp files).
if (executor.isShutdown())
return;
Date lastBlockSeenTime = wallet.getLastBlockSeenTime();
log.info("Saving wallet; last seen block is height {}, date {}, hash {}", wallet.getLastBlockSeenHeight(),
lastBlockSeenTime != null ? Utils.dateTimeFormat(lastBlockSeenTime) : "unknown",
@ -136,7 +138,7 @@ public class WalletFiles {
/** Queues up a save in the background. Useful for not very important wallet changes. */
public void saveLater() {
if (savePending.getAndSet(true))
if (executor.isShutdown() || savePending.getAndSet(true))
return; // Already pending.
executor.schedule(saver, delay, delayTimeUnit);
}