public byte[] getSerializedData()
{
// Serialization format is (<key:int><min:double><max:double>)*
SliceOutput output = Slices.allocate((SizeOf.SIZE_OF_INT + 2 * SizeOf.SIZE_OF_DOUBLE) * mins.size()).getOutput();
for (int key : mins.keySet()) {
output.appendInt(key);
output.appendDouble(mins.get(key));
output.appendDouble(maxs.get(key));
}
return output.slice().getBytes();
}