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avoid npe when no parts have been processed

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Craig Raw 2021-06-24 11:17:47 +02:00
parent 7527a37e8f
commit 3ae733b416
1 changed files with 5 additions and 1 deletions
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6
src/main/java/com/sparrowwallet/hummingbird/fountain/FountainDecoder.java
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@ -30,7 +30,7 @@ public class FountainDecoder {
private final List<Part> queuedParts = new ArrayList<>(); private final List<Part> queuedParts = new ArrayList<>();
public int getExpectedPartCount() { public int getExpectedPartCount() {
return expectedPartIndexes.size(); return expectedPartIndexes == null ? 0 : expectedPartIndexes.size();
} }
public Set<Integer> getRecievedPartIndexes() { public Set<Integer> getRecievedPartIndexes() {
@ -46,6 +46,10 @@ public class FountainDecoder {
} }
public double getEstimatedPercentComplete() { public double getEstimatedPercentComplete() {
if(processedPartsCount == 0) {
return 0d;
}
double estimatedInputParts = (double)getExpectedPartCount() * 1.75; double estimatedInputParts = (double)getExpectedPartCount() * 1.75;
return Math.min(0.99, (double)processedPartsCount / estimatedInputParts); return Math.min(0.99, (double)processedPartsCount / estimatedInputParts);
} }