for(String line=br.readLine();line!=null;line=br.readLine()){
String[] flds = line.split(":",-1);
t = new DefaultTuple();
t.append(flds[0].compareTo("")!=0 ? ps.bytesToBag(flds[0].getBytes()) : null);
t.append(flds[1].compareTo("")!=0 ? ps.bytesToCharArray(flds[1].getBytes()) : null);
t.append(flds[2].compareTo("")!=0 ? ps.bytesToCharArray(flds[2].getBytes()) : null);
t.append(flds[3].compareTo("")!=0 ? ps.bytesToDouble(flds[3].getBytes()) : null);
t.append(flds[4].compareTo("")!=0 ? ps.bytesToFloat(flds[4].getBytes()) : null);
t.append(flds[5].compareTo("")!=0 ? ps.bytesToInteger(flds[5].getBytes()) : null);
t.append(flds[6].compareTo("")!=0 ? ps.bytesToLong(flds[6].getBytes()) : null);
t.append(flds[7].compareTo("")!=0 ? ps.bytesToMap(flds[7].getBytes()) : null);