Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/9030#discussion_r41553070
--- Diff:
sql/catalyst/src/main/java/org/apache/spark/sql/catalyst/expressions/UnsafeRow.java
---
@@ -596,4 +601,40 @@ public boolean anyNull() {
public void writeToMemory(Object target, long targetOffset) {
Platform.copyMemory(baseObject, baseOffset, target, targetOffset,
sizeInBytes);
}
+
+ @Override
+ public void writeExternal(ObjectOutput out) throws IOException {
+ byte[] bytes = getBytes();
+ out.writeInt(bytes.length);
+ out.writeInt(this.numFields);
+ out.write(bytes);
+ }
+
+ @Override
+ public void readExternal(ObjectInput in) throws IOException,
ClassNotFoundException {
+ this.baseOffset = BYTE_ARRAY_OFFSET;
+ this.sizeInBytes = in.readInt();
+ this.numFields = in.readInt();
+ this.bitSetWidthInBytes = calculateBitSetWidthInBytes(numFields);
+ this.baseObject = new byte[sizeInBytes];
+ in.readFully((byte[]) baseObject);
+ }
+
+ @Override
+ public void write(Kryo kryo, Output out) {
+ byte[] bytes = getBytes();
+ out.writeInt(bytes.length);
+ out.writeInt(this.numFields);
+ out.write(bytes);
--- End diff --
can this just call `writeExternal(out)`?
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