public static Scan newScan(Scan scan) {
try {
Scan newScan = new Scan(scan);
// Clone the underlying family map instead of sharing it between
// the existing and cloned Scan (which is the retarded default
// behavior).
TreeMap<byte[], NavigableSet<byte[]>> existingMap =
(TreeMap<byte[], NavigableSet<byte[]>>) scan.getFamilyMap();
Map<byte[], NavigableSet<byte[]>> clonedMap =
new TreeMap<byte[], NavigableSet<byte[]>>(existingMap);
newScan.setFamilyMap(clonedMap);
// Carry over the reversed attribute
newScan.setReversed(scan.isReversed());
newScan.setSmall(scan.isSmall());
return newScan;
} catch (IOException e) {
throw new RuntimeException(e);
}
}
public ResultScanner getScanner(Scan scan, float DOPparallelScanner) throws IOException {
if (scan.isSmall() || DOPparallelScanner == 0) return super.getScanner(scan);
else return new TrafParallelClientScanner(this.connection, scan, getName(), DOPparallelScanner);
}