Carpetas Java Zip y UnZip

1try (FileOutputStream zipFile = new FileOutputStream(dataDir + "CompressDirectory_out.zip")) {
2    try (Archive archive = new Archive()) {
3        File corpus = new File(dataDir + "CanterburyCorpus");
4        archive.createEntries(corpus);
5        archive.save(zipFile);
6    }
7} catch (IOException ex) {
8    System.out.println(ex);
9}

1try (FileInputStream zipFile = new FileInputStream(dataDir + "CompressDirectory_out.zip")) {
2    try (Archive archive = new Archive(zipFile)) {
3        archive.extractToDirectory(dataDir + "DescomprimirCarpeta_salida");
4    }
5} catch (IOException ex) {
6    System.out.println(ex);
7}

 1try (FileOutputStream zipFile = new FileOutputStream(dataDir + "CompressFilesByFileInfo_out.zip")) {
 2    File fi1 = new File(dataDir + "alice29.txt");
 3    Archivo fi2 = nuevo Archivo(dataDir + "fields.c");
 4    try (Archivo archive = nuevo Archivo()) {
 5        archive.createEntry("alice29.txt", fi1);
 6        archive.createEntry("campos.c", fi2);
 7        ArchiveSaveOptions options = new ArchiveSaveOptions();
 8        options.setEncoding(StandardCharsets.US_ASCII);
 9        archive.save(zipFile, options);
10    }
11} catch (IOException ex) {
12    System.out.println(ex);
13}

1try (FileInputStream zipFile = new FileInputStream(dataDir + "\different_password.zip")) {
2    try (Archive archive = new Archive(zipFile)) {
3        archive.getEntries().get(0).extract(dataDir + "alice29_extracted_pass_out.txt", "first_pass");
4        archive.getEntries().get(1).extract(dataDir + "asyoulik_extracted_pass_out.txt", "second_pass");
5    }
6} catch (IOException ex) {
7    System.out.println(ex);
8}