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Don't build/send Bloom filters when there are no keys in any wallets.

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Resolves issue 324.
This commit is contained in:
Mike Hearn 2013-02-19 14:43:50 +01:00
parent 72d6f23e92
commit f4033076e8
1 changed files with 2 additions and 2 deletions
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4
core/src/main/java/com/google/bitcoin/core/PeerGroup.java
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@ -570,7 +570,7 @@ public class PeerGroup extends AbstractIdleService {
elements += w.getBloomFilterElementCount(); elements += w.getBloomFilterElementCount();
} }
if (chain == null || !chain.shouldVerifyTransactions()) { if (chain == null || !chain.shouldVerifyTransactions() && elements > 0) {
// We stair-step our element count so that we avoid creating a filter with different parameters // We stair-step our element count so that we avoid creating a filter with different parameters
// as much as possible as that results in a loss of privacy. // as much as possible as that results in a loss of privacy.
// The constant 100 here is somewhat arbitrary, but makes sense for small to medium wallets - // The constant 100 here is somewhat arbitrary, but makes sense for small to medium wallets -
@ -587,7 +587,7 @@ public class PeerGroup extends AbstractIdleService {
peer.sendMessage(filter); peer.sendMessage(filter);
} catch (IOException e) { } } catch (IOException e) { }
} }
//Do this last so that bloomFilter is already set when it gets called // Do this last so that bloomFilter is already set when it gets called.
setFastCatchupTimeSecs(earliestKeyTime); setFastCatchupTimeSecs(earliestKeyTime);
} }