Examples with DocumentFile android.support.v4.provider.DocumentFile used on opensource projects

Example 56 with DocumentFile

use of android.support.v4.provider.DocumentFile in project Camera-Roll-Android-App by kollerlukas.

the class Copy method copyFileOntoRemovableStorage.

// for files on removable storage
static boolean copyFileOntoRemovableStorage(Context context, Uri treeUri, String path, String destination) throws IOException {
    String mimeType = MediaType.getMimeType(path);
    DocumentFile file = DocumentFile.fromFile(new File(destination));
    if (file.exists()) {
        int index = destination.lastIndexOf(".");
        destination = destination.substring(0, index) + " Copy" + destination.substring(index, destination.length());
    }
    DocumentFile destinationFile = StorageUtil.createDocumentFile(context, treeUri, destination, mimeType);
    if (destinationFile != null) {
        ContentResolver resolver = context.getContentResolver();
        OutputStream outputStream = resolver.openOutputStream(destinationFile.getUri());
        InputStream inputStream = new FileInputStream(path);
        return writeStream(inputStream, outputStream);
    }
    return false;
}

Example 57 with DocumentFile

use of android.support.v4.provider.DocumentFile in project Camera-Roll-Android-App by kollerlukas.

the class Rename method renameFileRemovableStorage.

private boolean renameFileRemovableStorage(Context context, Uri treeUri, String path, String newFileName) {
    // keep old paths to remove them from MediaStore afterwards
    ArrayList<String> oldPaths = FileOperation.Util.getAllChildPaths(new ArrayList<String>(), path);
    newFilePath = getNewFilePath(path, newFileName);
    boolean success = false;
    DocumentFile file = StorageUtil.parseDocumentFile(context, treeUri, new File(path));
    if (file != null) {
        success = file.renameTo(new File(newFilePath).getName());
    }
    // re-scan all paths
    ArrayList<String> newPaths = FileOperation.Util.getAllChildPaths(new ArrayList<String>(), newFilePath);
    addPathsToScan(oldPaths);
    addPathsToScan(newPaths);
    return success;
}

Example 58 with DocumentFile

use of android.support.v4.provider.DocumentFile in project Camera-Roll-Android-App by kollerlukas.

the class StorageUtil method parseDocumentFile.

public static DocumentFile parseDocumentFile(Context context, Uri treeUri, File file) {
    DocumentFile treeRoot;
    try {
        treeRoot = DocumentFile.fromTreeUri(context, treeUri);
    } catch (IllegalArgumentException e) {
        e.printStackTrace();
        return null;
    }
    String path;
    try {
        path = file.getCanonicalPath();
        String sdCardPath = getSdCardRootPath(context, path);
        if (sdCardPath != null) {
            if (sdCardPath.equals(path)) {
                return treeRoot;
            }
            path = path.substring(sdCardPath.length() + 1);
        } else {
            return null;
        }
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }
    Log.d("StorageUtil", "path: " + path);
    if (treeRoot != null) {
        treeRoot = DocumentFile.fromTreeUri(context, treeUri);
        String[] pathParts = path.split("/");
        DocumentFile documentFile = treeRoot;
        for (int i = 0; i < pathParts.length; i++) {
            if (documentFile != null) {
                documentFile = documentFile.findFile(pathParts[i]);
            } else {
                return null;
            }
        }
        return documentFile;
    }
    return null;
}

Example 59 with DocumentFile

use of android.support.v4.provider.DocumentFile in project Camera-Roll-Android-App by kollerlukas.

the class StorageUtil method createDocumentFile.

public static DocumentFile createDocumentFile(Context context, Uri treeUri, String path, String mimeType) {
    int index = path.lastIndexOf("/");
    String dirPath = path.substring(0, index);
    DocumentFile file = parseDocumentFile(context, treeUri, new File(dirPath));
    if (file != null) {
        String name = path.substring(index + 1);
        file = file.createFile(mimeType, name);
    }
    return file;
}

Example 60 with DocumentFile

use of android.support.v4.provider.DocumentFile in project memetastic by gsantner.

the class ShareUtil method writeFile.

@SuppressWarnings({ "ResultOfMethodCallIgnored", "StatementWithEmptyBody" })
public void writeFile(final File file, final boolean isDirectory, final Callback.a2<Boolean, FileOutputStream> writeFileCallback) {
    try {
        FileOutputStream fileOutputStream = null;
        ParcelFileDescriptor pfd = null;
        final boolean existingEmptyFile = file.canWrite() && file.length() < MIN_OVERWRITE_LENGTH;
        final boolean nonExistingCreatableFile = !file.exists() && file.getParentFile().canWrite();
        if (existingEmptyFile || nonExistingCreatableFile) {
            if (isDirectory) {
                file.mkdirs();
            } else {
                fileOutputStream = new FileOutputStream(file);
            }
        } else {
            DocumentFile dof = getDocumentFile(file, isDirectory);
            if (dof != null && dof.getUri() != null && dof.canWrite()) {
                if (isDirectory) {
                // Nothing to do
                } else {
                    pfd = _context.getContentResolver().openFileDescriptor(dof.getUri(), "rwt");
                    fileOutputStream = new FileOutputStream(pfd.getFileDescriptor());
                }
            }
        }
        if (writeFileCallback != null) {
            writeFileCallback.callback(fileOutputStream != null || (isDirectory && file.exists()), fileOutputStream);
        }
        if (fileOutputStream != null) {
            try {
                fileOutputStream.close();
            } catch (Exception ignored) {
            }
        }
        if (pfd != null) {
            pfd.close();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}