@Override
public void installElement(String file, Version version) throws IOException {
report.installingFile(file);
URL fileUrl = new URL(baseUrl, version.asString() + "/" + file);
DataImport dataImport = new DataImport().reportProgressTo(report);
UrlDataInVersion dataInVersion = new UrlDataInVersion(fileUrl, file, dataImport);
installation.addContent(dataInVersion);
}