public void changeViewedFolder(File file) {
		long startTime = System.currentTimeMillis();
		LOG2.info("changeViewedFolder 1");
		if (file.isDirectory()) {
			changeFilesArray(file);
			changeTableData();
		}
		long finishTime = System.currentTimeMillis();
		System.out.println("folder opened in: " + (finishTime - startTime)
				+ " milliseconds");
	}