/**
* Checks if a given file exists and, if not, create it by copying a default template from
* resources; used to create default conf files.
*
* @param file The path of the file that needs to exist
* @param template The path of the template for the file
*/
public static void ensureFileExists(final String file, final String template) {
if (LAUNCHED_FROM_JAR && !Files.exists(Paths.get(file))) {
if (Debug.on) printDebug("[Meta] " + file + " does not exist: creating a default one.");
InputStream stream = Meta.class.getResourceAsStream(template);
if (stream == null) {
printDebug(
"[ WARNING ] template for "
+ template
+ " not found. Won't create a default "
+ file
+ ".");
} else {
int readBytes;
byte[] buffer = new byte[4096];
try (OutputStream outStream = new FileOutputStream(new File(file))) {
while ((readBytes = stream.read(buffer)) > 0) {
outStream.write(buffer, 0, readBytes);
}
if (Debug.on)
printDebug("[Meta] created default file " + file + " from " + template + ".");
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
stream.close();
} catch (IOException ignore) {
}
}
}
} else {
if (Meta.LAUNCHED_FROM_JAR && Debug.on) printDebug("[Meta] file exists: " + file + ".");
}
}
/**
* 以阻塞的方式立即下载一个文件，该方法会覆盖已经存在的文件
*
* @param task
* @return "ok" if download success (else return errmessage);
*/
static String download(DownloadTask task) {
if (!openedStatus && show) openStatus();
URL url;
HttpURLConnection conn;
try {
url = new URL(task.getOrigin());
conn = (HttpURLConnection) url.openConnection();
conn.setConnectTimeout(30000);
conn.setReadTimeout(30000);
conn.setRequestProperty(
"User-Agent",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/43.0.2357.134 Safari/"
+ Math.random());
if ("www.imgjav.com".equals(url.getHost())) { // 该网站需要带cookie请求
conn.setRequestProperty(
"User-Agent",
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/43.0.2357.134 Safari/537.36");
// conn.setRequestProperty("Cookie", "__cfduid=d219ea333c7a9b5743b572697b631925a1446093229;
// cf_clearance=6ae62d843f5d09acf393f9e4eb130d9366840c82-1446093303-28800");
conn.setRequestProperty(
"Cookie",
"__cfduid=d6ee846b378bb7d5d173a05541f8a2b6a1446090548; cf_clearance=ea10e8db31f8b6ee51570b118dd89b7e616d7b62-1446099714-28800");
conn.setRequestProperty("Host", "www.imgjav.com");
}
Path directory = Paths.get(task.getDest()).getParent();
if (!Files.exists(directory)) Files.createDirectories(directory);
} catch (Exception e) {
e.printStackTrace();
return e.getMessage();
}
try (InputStream is = conn.getInputStream();
BufferedInputStream in = new BufferedInputStream(is);
FileOutputStream fos = new FileOutputStream(task.getDest());
OutputStream out = new BufferedOutputStream(fos); ) {
int length = conn.getContentLength();
if (length < 1) throw new IOException("length<1");
byte[] binary = new byte[length];
byte[] buff = new byte[65536];
int len;
int index = 0;
while ((len = in.read(buff)) != -1) {
System.arraycopy(buff, 0, binary, index, len);
index += len;
allLen += len; // allLen有线程安全的问题 ，可能会不正确。无需精确数据，所以不同步了
task.setReceivePercent(String.format("%.2f", ((float) index / length) * 100) + "%");
}
out.write(binary);
} catch (IOException e) {
e.printStackTrace();
return e.getMessage();
}
return "ok";
}
public static boolean write(String fullyNamedPath, String content) {
Path file = Paths.get(fullyNamedPath);
try {
Files.deleteIfExists(file);
Files.write(
file, Arrays.asList(content), Charset.forName("UTF-8"), StandardOpenOption.CREATE_NEW);
} catch (IOException ioEx) {
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("", ioEx);
}
}
return Files.exists(file, LinkOption.NOFOLLOW_LINKS);
}
public static Path createDirectory(Path dir) {
try {
if (!Files.exists(dir)) {
return Files.createDirectory(dir);
} else {
return null;
}
} catch (Exception ex) {
return Exceptions.handle(Path.class, ex);
}
}
public static Path createChildDirectory(Path parentDir, String childDir) {
try {
final Path newDir = path(parentDir.toString(), childDir);
if (!Files.exists(newDir)) {
Files.createDirectory(newDir);
}
return newDir;
} catch (Exception ex) {
return Exceptions.handle(Path.class, ex);
}
}
private void initFrame() {
this.setLocationRelativeTo(null);
try {
if (!Files.exists(saveName)) Files.createFile(saveName);
laden(saveName);
} catch (IOException e) {
e.printStackTrace();
}
nUebSchr.setSelected(true);
if (!quellListModel.isEmpty()) quellJList.setSelectedIndex(0);
if (!zielListModel.isEmpty()) zielJList.setSelectedIndex(0);
starteLaufwerkspruefung();
}
/**
* Compresses the specified directory to a zip file
*
* @param dir the directory to compress
* @return the compressed file
* @throws IOException
*/
public static Path compress(Path dir) throws IOException {
Assert.isTrue(Files.exists(dir), "The directory does not exist: " + dir.toAbsolutePath());
Assert.isTrue(Files.isDirectory(dir), "Should be a directory: " + dir.toAbsolutePath());
Path result = Paths.get(dir.toAbsolutePath() + FileType.DOT_ZIP);
try (final ZipOutputStream out =
new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(result.toFile())))) {
// out.setMethod(ZipOutputStream.DEFLATED);
final byte data[] = new byte[BUFFER];
// get a list of files from current directory
Files.walkFileTree(
dir,
new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(final Path path, final BasicFileAttributes attrs)
throws IOException {
final File file = path.toFile();
// compress to relative directory, not absolute
final String root = StringUtils.substringAfter(file.getParent(), dir.toString());
try (final BufferedInputStream origin =
new BufferedInputStream(new FileInputStream(file), BUFFER)) {
final ZipEntry entry = new ZipEntry(root + File.separator + path.getFileName());
out.putNextEntry(entry);
int count;
while ((count = origin.read(data, 0, BUFFER)) != -1) {
out.write(data, 0, count);
}
}
return FileVisitResult.CONTINUE;
}
});
}
return result;
}
@Override
public void run() {
logger.debug("Register root " + startDir.toString());
try {
registerAll(startDir);
} catch (IOException ex) {
logger.error(ex.getMessage());
return;
}
if (isInterrupted()) return;
VOSync.debug("Sync local db with drive");
DbPool.goSql(
"Synching the local db with drive",
"select NAME from FILES",
new SqlWorker<Boolean>() {
@Override
public Boolean go(Connection conn, PreparedStatement stmt) throws SQLException {
ResultSet resSet = stmt.executeQuery();
while (resSet.next()) {
try {
String fileName = resSet.getString(1);
Path filePath =
FileSystems.getDefault().getPath(startDir.toString(), fileName.substring(1));
if (!filePath.toFile().exists()) {
logger.debug(
"Deleting file " + fileName + " existing in DB and not present on disk");
api.delete(fileName);
MetaHandler.delete(fileName);
}
} catch (DropboxException ex) {
}
}
resSet.close();
return true;
}
});
if (isInterrupted()) return;
VOSync.debug("Sync storage");
syncStorage();
logger.debug("Start watching");
while (!isInterrupted()) {
WatchKey key;
try {
key = watcher.take();
} catch (InterruptedException x) {
return;
}
Path dir = keys.get(key);
if (dir == null) {
System.err.println("WatchKey " + key.toString() + " not recognized!");
continue;
}
for (WatchEvent<?> event : key.pollEvents()) {
Kind<?> kind = event.kind();
// TBD - provide example of how OVERFLOW event is handled
if (kind == OVERFLOW) {
continue;
}
// Context for directory entry event is the file name of entry
WatchEvent<Path> ev = cast(event);
Path name = ev.context();
Path child = dir.resolve(name);
Path relativeDir = startDir.relativize(child);
String fileRelPath = "/" + fixPath(relativeDir.toString());
// print out event
logger.debug(event.kind().name() + ":" + child + " " + name + " " + key);
try {
if (Files.exists(child, new LinkOption[] {}) && Files.isHidden(child)) {
logger.error(
"Skipping hidden file " + child.getFileName()); // skip OS generated catalog files
} else {
if (event.kind() == ENTRY_CREATE) {
if (Files.isRegularFile(child, NOFOLLOW_LINKS)) { // file modified
uploadFile(fileRelPath, child);
} else if (Files.isDirectory(child, NOFOLLOW_LINKS)) { // directory contents changed
registerAll(child);
}
} else if (event.kind() == ENTRY_DELETE) {
logger.debug("Deleting " + fileRelPath);
api.delete(fileRelPath);
MetaHandler.delete(fileRelPath);
logger.debug("Deleted!");
} else if (event.kind() == ENTRY_MODIFY) {
if (Files.isRegularFile(child, NOFOLLOW_LINKS)) { // file modified
uploadFile(fileRelPath, child);
} else if (Files.isDirectory(child, NOFOLLOW_LINKS)) { // directory contents changed
// logger.debug("Renewing dir: "+relativeDir.toString());
// TODO update folder date
// MetaHandler.setFile(fileRelPath, child, rev);
}
}
}
} catch (IOException ex) {
ex.printStackTrace();
logger.error(ex.getMessage());
} catch (DropboxException ex) {
ex.printStackTrace();
logger.error(ex.getMessage());
}
}
boolean valid = key.reset();
if (!valid) keys.remove(key);
}
}
public void cnpStart(Path quellOrdner, Path zielOrdner) {
try {
DirectoryStream<Path> qstream = Files.newDirectoryStream(quellOrdner);
for (Path qfile : qstream) {
Path target = Paths.get(zielOrdner.toString() + "/" + qfile.getFileName());
if (abbruch) break;
if (Files.isDirectory(qfile) && !Files.exists(target)) {
Files.createDirectory(target);
textArea.append("Verzeichnis: " + qfile + " wurde erstellt" + System.lineSeparator());
cnpStart(
Paths.get(quellOrdner.toString() + "/" + qfile.getFileName()),
Paths.get(zielOrdner.toString() + "/" + qfile.getFileName()));
} else if (Files.isDirectory(qfile) && Files.exists(target)) {
textArea.append("Wechsle in Verzeichnis: " + qfile + System.lineSeparator());
cnpStart(
Paths.get(quellOrdner.toString() + "/" + qfile.getFileName()),
Paths.get(zielOrdner.toString() + "/" + qfile.getFileName()));
}
// Wenn die Datei noch nicht existiert
else if (!Files.exists(target)) {
textArea.append(
"Datei " + target.toString() + " wurde erstellt" + System.lineSeparator());
Files.copy(qfile, target, StandardCopyOption.REPLACE_EXISTING);
}
// Wenn Datei im Zielverzeichnis schon existiert
else if (Files.exists(target)) {
if (cAUeSchr) {
textArea.append(
"Datei "
+ target.toString()
+ " wird absolut überschrieben"
+ System.lineSeparator());
Files.copy(qfile, target, StandardCopyOption.REPLACE_EXISTING);
} else if (cUeSchr) {
if (checkAlter(
Paths.get(quellOrdner.toString() + "/" + qfile.getFileName()),
Paths.get(zielOrdner.toString() + "/" + qfile.getFileName()))) {
textArea.append(
target.toString()
+ " wird mit neuer Datei überschrieben"
+ System.lineSeparator());
Files.copy(qfile, target, StandardCopyOption.REPLACE_EXISTING);
} else {
textArea.append(
target.toString() + " alte Datei bleibt bestehen" + System.lineSeparator());
}
} else
textArea.append(
target.toString() + " alte Datei bleibt bestehen" + System.lineSeparator());
}
pbCounter++;
progressBar.setValue(pbCounter);
}
qstream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
