public int getPartition(TetherData key, NullWritable value, int numPartitions) {
Integer result = CACHE.get();
if (result != null) // return cached value
return result;
ByteBuffer b = key.buffer();
int p = b.position();
int hashCode = BinaryData.hashCode(b.array(), p, b.limit() - p, schema);
if (hashCode < 0) hashCode = -hashCode;
return hashCode % numPartitions;
}
@Override
public int compare(byte[] b1, int s1, int l1, byte[] b2, int s2, int l2) {
return BinaryData.compare(b1, s1, l1, b2, s2, l2, schema);
}