@Override
    public String toString() {
        if (values.size()==0) return "";
        if (values.size()==1) return values.get(0).toString();
        StringBuffer buffer=new StringBuffer();
        for (int i=0; i<values.size(); i++) {
            buffer.append(values.get(i).toString());
            if (i<values.size()-1)
                buffer.append(",");
        }
        return buffer.toString();
    }
Decode a value sequence from the given buffer into this object

@param src where the value sequence is stored
jrt/src/com/yahoo/jrt/Values.java