-
- private static void unzip(File zipFile, File targetDirectory)
- throws IOException {
- if (targetDirectory.exists() && targetDirectory.isFile()) {
- throw new IOException("Cannot unzip " + zipFile + " into "
- + targetDirectory + ": it is not a directory");
- }
-
- targetDirectory.mkdir();
- if (!targetDirectory.exists()) {
- throw new IOException("Cannot create target directory "
- + targetDirectory);
- }
-
- FileInputStream in = new FileInputStream(zipFile);
- try {
- ZipInputStream zipStream = new ZipInputStream(in);
- try {
- for (ZipEntry entry = zipStream.getNextEntry(); entry != null; entry = zipStream
- .getNextEntry()) {
- File file = new File(targetDirectory, entry.getName());
- if (entry.isDirectory()) {
- file.mkdirs();
- } else {
- IOUtils.write(zipStream, file);
- }
- }
- } finally {
- zipStream.close();
- }
- } finally {
- in.close();
- }
- }