docs: public InputStream getInputStream(String strFilename)
      {
          InputStream streamIn = null;
          if ((strFilename != null) && (strFilename.length() > 0))
          {
              try   {
                  URL url = null;
                  if (strFilename.indexOf(':') == -1)
                      if (this.getApplication() != null)
                          url = this.getApplication().getResourceURL(strFilename, this);
                  if (url != null)
                      streamIn = url.openStream();
              } catch (Exception ex)  {
                  streamIn = null;
              }
          }
          if (streamIn == null)
              streamIn = Util.getInputStream(strFilename, this.getApplication());
          return streamIn;
      }