@Override
public void copy(DataInputView in, DataOutputView target) throws IOException {
int len = in.readUnsignedByte();
target.writeByte(len);
if (len >= HIGH_BIT) {
int shift = 7;
int curr;
len = len & 0x7f;
while ((curr = in.readUnsignedByte()) >= HIGH_BIT) {
len |= (curr & 0x7f) << shift;
shift += 7;
target.writeByte(curr);
}
len |= curr << shift;
target.writeByte(curr);
}
for (int i = 0; i < len; i++) {
int c = in.readUnsignedByte();
target.writeByte(c);
while (c >= HIGH_BIT) {
c = in.readUnsignedByte();
target.writeByte(c);
}
}
}
@Override
public void serialize(TaggedUnion<T1, T2> record, DataOutputView target) throws IOException {
if (record.isOne()) {
target.writeByte(1);
oneSerializer.serialize(record.getOne(), target);
} else {
target.writeByte(2);
twoSerializer.serialize(record.getTwo(), target);
}
}
@Override
public void copy(DataInputView source, DataOutputView target) throws IOException {
byte tag = source.readByte();
target.writeByte(tag);
if (tag == 1) {
oneSerializer.copy(source, target);
} else {
twoSerializer.copy(source, target);
}
}
protected void writeKeyAndNamespace(DataOutputView out) throws IOException {
keySerializer.serialize(currentKey, out);
out.writeByte(42);
namespaceSerializer.serialize(currentNamespace, out);
}