private int separatorPosition(String line){
        line = line.trim();
        int pos = line.indexOf(':');
        if(pos==-1)pos = line.indexOf(';');
        if(pos==-1)pos = line.indexOf(',');
        if(pos==-1)pos = line.indexOf('\t');
        if(pos==-1)line.indexOf(' ');

        return pos;
    }