code: public String getSimpleString()
    {
  
      if (null != m_simpleString){
        return m_simpleString;
      }
      else if (null != m_parts){
       final FastStringBuffer buf = getBuffer();
       String out = null;
  
      int n = m_parts.size();
      try{
        for (int i = 0; i < n; i++){
          AVTPart part = (AVTPart) m_parts.elementAt(i);
          buf.append(part.getSimpleString());
        }
        out = buf.toString();
      }finally{
        if(USE_OBJECT_POOL){
           StringBufferPool.free(buf);
       }else{
          buf.setLength(0); 
       };
      }
      return out;
    }else{
        return "";
    }
  }
docs: Get the AVT as the original string.
  
  @return The AVT as the original string