code: @Override
      public String loadFile(final URI fileUri) throws IOException
      {
          final File fileLocation = new File(fileUri);
          if (fileLocation.exists() && fileLocation.canRead()) {
              if (fileLocation.isFile()) {
                  return Files.toString(fileLocation, charset);
              }
              else {
                  throw new MigratoryException(Reason.INTERNAL, "%s is not a file!", fileLocation);
              }
          }
          else {
              throw new MigratoryException(Reason.INTERNAL, "Can not access %s!", fileLocation);
          }
      }
docs: This method loads a file from a file:/... URI. This is probably not what you are looking for.