code: public static TemporaryFiles get(Application app) {
  		TemporaryFiles instance = app.getInstance(TemporaryFiles.class);
  		if (instance == null) {
  			File dir = null;
  			String path = app.getProperty(Application.PROPERTY_TMP_DIRECTORY);
  			if (path != null) {
  				dir = new File(path);
  				if (!dir.exists())
  					if (!dir.mkdirs())
  						dir = null;
  			}
  			if (dir == null) {
  				path = app.getProperty("java.io.tmpdir");
  				if (path != null) {
  					dir = new File(path);
  					if (!dir.exists())
  						if (!dir.mkdirs())
  							dir = null;
  				}
  			}
  			instance = new TemporaryFiles(/*app, */dir);
  		}
  		return instance;
  	}
docs: Get the instance for the given application.