List of usage examples for android.support.v4.provider DocumentFile isFile
public abstract boolean isFile();
From source file:org.dkf.jed2k.android.LollipopFileSystem.java
private static DocumentFile getFile(Context context, File file, boolean create) { try {//from w w w . j av a 2 s . c o m String path = file.getAbsolutePath(); File parent = file.getParentFile(); if (parent == null) { return DocumentFile.fromFile(file); } DocumentFile f = getDirectory(context, parent, false); if (f == null && create) { f = getDirectory(context, parent, create); } if (f != null) { String name = file.getName(); DocumentFile child = f.findFile(name); if (child != null) { if (child.isFile()) { f = child; } else { f = null; } } else { if (create) { f = f.createFile("application/octet-stream", name); } else { f = null; } } } return f; } catch (Exception e) { LOG.error("Error getting file: {} {}", file, e); return null; } }
From source file:com.frostwire.android.LollipopFileSystem.java
private static DocumentFile getFile(Context context, File file, boolean create) { try {// ww w . j a va 2 s. c o m String path = file.getAbsolutePath(); DocumentFile cached = CACHE.get(path); if (cached != null && cached.isFile()) { return cached; } File parent = file.getParentFile(); if (parent == null) { return DocumentFile.fromFile(file); } DocumentFile f = getDirectory(context, parent, false); if (f == null && create) { f = getDirectory(context, parent, create); } if (f != null) { String name = file.getName(); DocumentFile child = f.findFile(name); if (child != null) { if (child.isFile()) { f = child; } else { f = null; } } else { if (create) { f = f.createFile("application/octet-stream", name); } else { f = null; } } } if (f != null) { CACHE.put(path, f); } return f; } catch (Throwable e) { LOG.error("Error getting file: " + file, e); return null; } }
From source file:com.xperia64.timidityae.Globals.java
public static void tryToDeleteFile(Context c, String filename) { filename = filename.replace("//", "/"); if (new File(filename).exists()) { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP && Globals.theFold != null) { DocumentFile df = DocumentFile.fromTreeUri(c, theFold); String split[] = filename.split("/"); int i; for (i = 0; i < split.length; i++) { if (split[i].equals(df.getName())) { i++;//from w w w . j a va 2s. c o m break; } } DocumentFile xx = df; while (i < split.length) { xx = xx.findFile(split[i++]); //upper.append("../"); if (xx == null) { Log.e("TimidityAE Globals", "Delete file error."); break; } } // Why on earth is DocumentFile's delete method recursive by default? // Seriously. I wiped my sd card twice because of this. if (xx != null && xx.isFile() && !xx.isDirectory()) { xx.delete(); } } else { new File(filename).delete(); } } }
From source file:com.frostwire.android.LollipopFileSystem.java
@Override public boolean isFile(File file) { if (file.isFile()) { return true; }/*from w w w . j a v a 2s . c o m*/ DocumentFile f = getDocument(app, file); return f != null && f.isFile(); }
From source file:com.kanedias.vanilla.audiotag.PluginService.java
/** * Finds needed file through Document API for SAF. It's not optimized yet - you can still gain wrong URI on * files such as "/a/b/c.mp3" and "/b/a/c.mp3", but I consider it complete enough to be usable. * @param currentDir - document file representing current dir of search * @param remainingPathSegments - path segments that are left to find * @return URI for found file. Null if nothing found. *//*from w w w . j a v a 2 s.c o m*/ @Nullable private Uri findInDocumentTree(DocumentFile currentDir, List<String> remainingPathSegments) { for (DocumentFile file : currentDir.listFiles()) { int index = remainingPathSegments.indexOf(file.getName()); if (index == -1) { continue; } if (file.isDirectory()) { remainingPathSegments.remove(file.getName()); return findInDocumentTree(file, remainingPathSegments); } if (file.isFile() && index == remainingPathSegments.size() - 1) { // got to the last part return file.getUri(); } } return null; }
From source file:de.arcus.playmusiclib.PlayMusicManager.java
/** * Exports a track to the sd card//from w ww . j ava 2 s .com * @param musicTrack The music track you want to export * @param uri The document tree * @return Returns whether the export was successful */ public boolean exportMusicTrack(MusicTrack musicTrack, Uri uri, String path) { // Check for null if (musicTrack == null) return false; String srcFile = musicTrack.getSourceFile(); // Could not find the source file if (srcFile == null) return false; String fileTmp = getTempPath() + "/tmp.mp3"; // Copy to temp path failed if (!SuperUserTools.fileCopy(srcFile, fileTmp)) return false; // Encrypt the file if (musicTrack.isEncoded()) { String fileTmpCrypt = getTempPath() + "/crypt.mp3"; // Encrypts the file if (trackEncrypt(musicTrack, fileTmp, fileTmpCrypt)) { // Remove the old tmp file FileTools.fileDelete(fileTmp); // New tmp file fileTmp = fileTmpCrypt; } else { Logger.getInstance().logWarning("ExportMusicTrack", "Encrypting failed! Continue with decrypted file."); } } String dest; Uri copyUri = null; if (uri.toString().startsWith("file://")) { // Build the full path dest = uri.buildUpon().appendPath(path).build().getPath(); String parentDirectory = new File(dest).getParent(); FileTools.directoryCreate(parentDirectory); } else { // Complex uri (Lollipop) dest = getTempPath() + "/final.mp3"; // The root DocumentFile document = DocumentFile.fromTreeUri(mContext, uri); // Creates the subdirectories String[] directories = path.split("\\/"); for (int i = 0; i < directories.length - 1; i++) { String directoryName = directories[i]; boolean found = false; // Search all sub elements for (DocumentFile subDocument : document.listFiles()) { // Directory exists if (subDocument.isDirectory() && subDocument.getName().equals(directoryName)) { document = subDocument; found = true; break; } } if (!found) { // Create the directory document = document.createDirectory(directoryName); } } // Gets the filename String filename = directories[directories.length - 1]; for (DocumentFile subDocument : document.listFiles()) { // Directory exists if (subDocument.isFile() && subDocument.getName().equals(filename)) { // Delete the file subDocument.delete(); break; } } // Create the mp3 file document = document.createFile("music/mp3", filename); // Create the directories copyUri = document.getUri(); } // We want to export the ID3 tags if (mID3Enable) { // Adds the meta data if (!trackWriteID3(musicTrack, fileTmp, dest)) { Logger.getInstance().logWarning("ExportMusicTrack", "ID3 writer failed! Continue without ID3 tags."); // Failed, moving without meta data if (!FileTools.fileMove(fileTmp, dest)) { Logger.getInstance().logError("ExportMusicTrack", "Moving the raw file failed!"); // Could not copy the file return false; } } } else { // Moving the file if (!FileTools.fileMove(fileTmp, dest)) { Logger.getInstance().logError("ExportMusicTrack", "Moving the raw file failed!"); // Could not copy the file return false; } } // We need to copy the file to a uri if (copyUri != null) { // Lollipop only if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { try { // Gets the file descriptor ParcelFileDescriptor parcelFileDescriptor = mContext.getContentResolver() .openFileDescriptor(copyUri, "w"); // Gets the output stream FileOutputStream fileOutputStream = new FileOutputStream( parcelFileDescriptor.getFileDescriptor()); // Gets the input stream FileInputStream fileInputStream = new FileInputStream(dest); // Copy the stream FileTools.fileCopy(fileInputStream, fileOutputStream); // Close all streams fileOutputStream.close(); fileInputStream.close(); parcelFileDescriptor.close(); } catch (FileNotFoundException e) { Logger.getInstance().logError("ExportMusicTrack", "File not found!"); // Could not copy the file return false; } catch (IOException e) { Logger.getInstance().logError("ExportMusicTrack", "Failed to write the document: " + e.toString()); // Could not copy the file return false; } } } // Delete temp files cleanUp(); // Adds the file to the media system //new MediaScanner(mContext, dest); // Done return true; }