code: public String getString(String name)
      {
          List part = _partMap.getValues(name);
          if (part==null)
              return null;
          if (_encoding != null)
          {
              try 
              {
                  return new String(((Part)part.get(0))._data, _encoding);
              } 
              catch (UnsupportedEncodingException uee) 
              {
                  if (log.isDebugEnabled())log.debug("Invalid character set: " + uee);
                  return null;
              }
          }
          else
              return new String(((Part)part.get(0))._data);
      }
docs: Get the data of a part as a string.
  @param name The part name
  @return The part data