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TransactionWitness: require non-null pushes

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This commit is contained in:
Andreas Schildbach 2023-04-04 17:59:24 +02:00
parent ae22162de5
commit 2b2bc0ce17
1 changed files with 4 additions and 4 deletions
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8
core/src/main/java/org/bitcoinj/core/TransactionWitness.java
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@ -100,6 +100,8 @@ public class TransactionWitness {
private final List<byte[]> pushes;
private TransactionWitness(List<byte[]> pushes) {
for (byte[] push : pushes)
Objects.requireNonNull(push);
this.pushes = pushes;
}
@ -151,9 +153,7 @@ public class TransactionWitness {
public String toString() {
List<String> stringPushes = new ArrayList<>(pushes.size());
for (byte[] push : pushes) {
if (push == null) {
stringPushes.add("NULL");
} else if (push.length == 0) {
if (push.length == 0) {
stringPushes.add("EMPTY");
} else {
stringPushes.add(ByteUtils.formatHex(push));
@ -178,7 +178,7 @@ public class TransactionWitness {
public int hashCode() {
int hashCode = 1;
for (byte[] push : pushes) {
hashCode = 31 * hashCode + (push == null ? 0 : Arrays.hashCode(push));
hashCode = 31 * hashCode + Arrays.hashCode(push);
}
return hashCode;
}