func createTempFile(prefix, content string) (tempFile string, err error) {
	var tmpfile *os.File

	if tmpfile, err = os.CreateTemp("", prefix); err != nil {
		return tempFile, err
	}

	if _, err = tmpfile.Write([]byte(content)); err != nil {
		return tempFile, err
	}

	if err = tmpfile.Close(); err != nil {
		return tempFile, err
	}

	tempFile = tmpfile.Name()
	return tempFile, err
}

                final File tempFile = ComponentUtil.getSystemHelper().createTempFile("esreq_", ".json");
                try (final InputStream in = response.getContentAsStream()) {
                    CopyUtil.copy(in, tempFile);
                } catch (final Exception e1) {
                    if (tempFile != null && tempFile.exists() && !tempFile.delete()) {

                final File tempFile = ComponentUtil.getSystemHelper().createTempFile("tmp-adminplugin-", ".jar");
                try (final InputStream is = form.jarFile.getInputStream(); final OutputStream os = new FileOutputStream(tempFile)) {
                    CopyUtil.copy(is, os);
                } catch (final Exception e) {
                    if (tempFile.exists() && !tempFile.delete()) {

   */
  protected final File createTempDir() throws IOException {
    File tempFile = File.createTempFile("IoTestCase", "");
    if (!tempFile.delete() || !tempFile.mkdir()) {
      throw new IOException("failed to create temp dir");
    }
    filesToDelete.add(tempFile);
    return tempFile;
  }

  /**

        final File tempFile = File.createTempFile("maven-core-unit-test-pom", ".xml");
        final String selector = tempFile.getName();
        final MavenProject mavenProject = createMavenProject("maven-core");
        mavenProject.setFile(tempFile);

        final boolean result = sut.isMatchingProject(mavenProject, selector, tempFile.getParentFile());

        tempFile.delete();
        assertThat(result, is(true));

        Path afterPomFile =
                Paths.get("src/test/resources/projects/transform/after.pom").toAbsolutePath();
        Path tempFile = Files.createTempFile("", ".pom");
        Files.delete(tempFile);
        try (InputStream expected = Files.newInputStream(beforePomFile)) {
            Model model = new Model(new MavenStaxReader().read(expected));

        markForDeletion(dir);

        return dir;
    }

    public synchronized File createTempFile() throws IOException {
        File tempFile = File.createTempFile(baseFilename, fileSuffix);
        tempFile.deleteOnExit();
        markForDeletion(tempFile);

        return tempFile;
    }

    public void cleanUp() throws IOException {
        for (Iterator it = filesToDelete.iterator(); it.hasNext(); ) {

    // Check that we can find a resource if it is visible to the context class
    // loader, even if it is not visible to the loader of the Resources class.

    File tempFile = createTempFile();
    PrintWriter writer = new PrintWriter(tempFile, "UTF-8");
    writer.println("rud a chur ar an méar fhada");
    writer.close();

    // First check that we can't find it without setting the context loader.

            case 1:
                importSystemProperties(fileName, tempFile);
                break;
            case 2:
                importGsaXml(fileName, tempFile);
                break;
            case 3:
                importBulk(fileName, tempFile);
                break;
            case 4:
                importFessJson(fileName, tempFile);
                break;
            case 5:

        return asStream("elevate.csv").contentTypeOctetStream().stream(out -> {
            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-elevate-", ".csv").toPath();
            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {
                    elevateWordService.exportCsv(writer);