Method defineZipFilePath

src/test/LoaderTest.java:379–415

Uses a file chooser to define the zip file path. @return empty List to fill with files to be zipped

()

	 * @return empty List<File> to fill with files to be zipped
	 */
	private ArrayList<File> defineZipFilePath() {
		// show file chooser to get directory and zip name
		AsyncFileChooser chooser = getFileChooser();
		int result = chooser.showSaveDialog(frame);
		if (result != JFileChooser.APPROVE_OPTION) {
			return null;
		}
		File chooserFile = chooser.getSelectedFile();
		if (chooserFile.exists()) {
			// TODO: warn or cancel
		}
		if (!VideoIO.canWrite(chooserFile)) {
			return null;
		}

		// define zipFilePath and check for reserved characters, including spaces
		zipFilePath = chooserFile.getAbsolutePath();
		String ext = XML.getExtension(chooserFile.getName());

		// check for duplicate file if target extension not used
		if (!"zip".equalsIgnoreCase(ext)) {
			String newFilePath = XML.stripExtension(zipFilePath) + ".zip";
			if (!VideoIO.canWrite(new File(newFilePath)))
				return null;
			zipFilePath = newFilePath;
		}

		// return empty list
		return new ArrayList<File>() {
			@Override
			public boolean add(File f) {
				if (!contains(f))
					super.add(f);
				return true;
			}
		};
	}
	
	private AsyncFileChooser getFileChooser() {
		if (fileChooser == null) {