code: public static File createTmpDir(String directoryName) {
          File tmpDir = new File(System.getProperty("java.io.tmpdir"));
          File testDir = new File(tmpDir, directoryName);
          if(!testDir.mkdir()) {
              throw new ResourceUtilException("Can't create directory: " + testDir.getAbsolutePath());
          }
          testDir.deleteOnExit();
          return testDir;
      }
docs: This method will create a new directory in the system temp folder
  @param directoryName directory name