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dont consider height when selecting

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This commit is contained in:
Craig Raw 2020-08-23 15:46:30 +02:00
parent e8bb733ea8
commit 0fbce035a3
1 changed files with 11 additions and 2 deletions
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13
src/main/java/com/sparrowwallet/drongo/wallet/PresetUtxoSelector.java
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@ -14,8 +14,17 @@ public class PresetUtxoSelector implements UtxoSelector {
@Override @Override
public Collection<BlockTransactionHashIndex> select(long targetValue, Collection<OutputGroup> candidates) { public Collection<BlockTransactionHashIndex> select(long targetValue, Collection<OutputGroup> candidates) {
List<BlockTransactionHashIndex> utxos = new ArrayList<>(presetUtxos); List<BlockTransactionHashIndex> flattenedCandidates = candidates.stream().flatMap(outputGroup -> outputGroup.getUtxos().stream()).collect(Collectors.toList());
utxos.retainAll(candidates.stream().flatMap(outputGroup -> outputGroup.getUtxos().stream()).collect(Collectors.toList())); List<BlockTransactionHashIndex> utxos = new ArrayList<>();
//Don't use equals() here as we don't want to consider height which may change as txes are confirmed
for(BlockTransactionHashIndex candidate : flattenedCandidates) {
for(BlockTransactionHashIndex presetUtxo : presetUtxos) {
if(candidate.getHash().equals(presetUtxo.getHash()) && candidate.getIndex() == presetUtxo.getIndex()) {
utxos.add(candidate);
}
}
}
return utxos; return utxos;
} }