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TransactionOutput: add equals/hashcode/duplicateDetached methods.

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This commit is contained in:
Mike Hearn 2014-04-07 17:41:04 +02:00
parent af07acd1b6
commit 782edd8ea8
1 changed files with 27 additions and 0 deletions
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27
core/src/main/java/com/google/bitcoin/core/TransactionOutput.java
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@ -28,6 +28,7 @@ import java.io.OutputStream;
import java.io.Serializable;
import java.lang.ref.WeakReference;
import java.math.BigInteger;
import java.util.Arrays;
import static com.google.common.base.Preconditions.*;
@ -332,4 +333,30 @@ public class TransactionOutput extends ChildMessage implements Serializable {
maybeParse();
out.defaultWriteObject();
}
/** Returns a copy of the output detached from its containing transaction, if need be. */
public TransactionOutput duplicateDetached() {
return new TransactionOutput(params, null, value, org.spongycastle.util.Arrays.clone(scriptBytes));
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
TransactionOutput output = (TransactionOutput) o;
if (!Arrays.equals(scriptBytes, output.scriptBytes)) return false;
if (value != null ? !value.equals(output.value) : output.value != null) return false;
if (parentTransaction != null && parentTransaction != output.parentTransaction) return false;
return true;
}
@Override
public int hashCode() {
int result = value != null ? value.hashCode() : 0;
result = 31 * result + (scriptBytes != null ? Arrays.hashCode(scriptBytes) : 0);
return result;
}
}