Example usage for android.support.v4.provider DocumentFile getUri

Introduction

In this page you can find the example usage for android.support.v4.provider DocumentFile getUri.

Prototype

public abstract Uri getUri();

Source Link

Usage

From source file:org.totschnig.myexpenses.activity.BackupRestoreActivity.java

public static String[] listBackups() {
    DocumentFile appDir = Utils.getAppDir();
    if (appDir.getUri().getScheme().equals("file")) {
        String[] files = new File(appDir.getUri().getPath()).list(new FilenameFilter() {
            @Override//w  ww  .j  a va2  s . c o m
            public boolean accept(File dir, String filename) {
                // backup-yyyMMdd-HHmmss
                return filename.matches("backup-\\d\\d\\d\\d\\d\\d\\d\\d-\\d\\d\\d\\d\\d\\d")
                        || filename.endsWith(".zip");
            }
        });
        if (files != null) {
            Arrays.sort(files, new Comparator<String>() {
                @Override
                public int compare(String s1, String s2) {
                    return s2.compareTo(s1);
                }
            });
            return files;
        }
    }
    return new String[0];
}

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From source file:com.osama.cryptofm.utils.FileDocumentUtils.java

public static DocumentFile getDocumentFile(final File file) {

    String baseFolder = SharedData.EXTERNAL_SDCARD_ROOT_PATH;
    boolean isDirectory = file.isDirectory();

    String relativePath = null;/*from ww  w  .  j  av a  2s  .  co m*/
    try {
        Log.d(TAG, "getDocumentFile: basefolder:file" + baseFolder + " : " + file.getAbsolutePath());
        String fullPath = file.getCanonicalPath();
        if ((file.getAbsolutePath() + "/").equals(baseFolder)) {
            Log.d(TAG, "getDocumentFile: uri is: " + SharedData.EXT_ROOT_URI);
            return DocumentFile.fromTreeUri(CryptoFM.getContext(), Uri.parse(SharedData.EXT_ROOT_URI));
        } else {

            relativePath = fullPath.substring(baseFolder.length());
        }
    } catch (IOException e) {
        return null;
    }

    Uri treeUri = Uri.parse(SharedData.EXT_ROOT_URI);

    if (treeUri == null) {
        return null;
    }
    relativePath = relativePath.replace(SharedData.EXTERNAL_SDCARD_ROOT_PATH, "");
    // start with root of SD card and then parse through document tree.
    Log.d(TAG, "getDocumentFile: relative path is: " + relativePath);
    DocumentFile document = DocumentFile.fromTreeUri(CryptoFM.getContext(), treeUri);

    String[] parts = relativePath.split("\\/");
    for (int i = 0; i < parts.length; i++) {
        DocumentFile nextDocument = document.findFile(parts[i]);
        Log.d(TAG, "getDocumentFile: next document is:  " + parts[i]);
        if (nextDocument == null) {
            if ((i < parts.length - 1) || isDirectory) {
                Log.d(TAG, "getDocumentFile: creating next directory");
                nextDocument = document.createDirectory(parts[i]);
            } else {
                nextDocument = document.createFile("image", parts[i]);
            }
        }
        document = nextDocument;
    }
    Log.d(TAG, "getDocumentFile: file uri is: " + document.getUri());
    return document;
}

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From source file:com.almalence.util.Util.java

public static File getFileFromDocumentFile(DocumentFile documentFile) {
    try {/*from  w  w w  . j  av  a2s  . com*/
        File file = new File(URI.create(documentFile.getUri().toString()));
        return file;
    } catch (Exception e) {
        return null;
    }
}

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From source file:com.frostwire.android.LollipopFileSystem.java

private static OutputStream openOutputStream(Context context, DocumentFile f) throws IOException {
    ContentResolver cr = context.getContentResolver();
    ParcelFileDescriptor pfd = cr.openFileDescriptor(f.getUri(), "rw");

    int fd = pfd.detachFd(); // this trick the internal system to trigger the media scanner on nothing
    pfd = ParcelFileDescriptor.adoptFd(fd);

    return new AutoSyncOutputStream(pfd);
}

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From source file:org.dkf.jed2k.android.LollipopFileSystem.java

private static boolean copy(Context context, DocumentFile source, DocumentFile target) {
    InputStream inStream = null;// www.j  a  v  a  2 s . c o m
    OutputStream outStream = null;
    try {
        inStream = context.getContentResolver().openInputStream(source.getUri());
        outStream = openOutputStream(context, target);

        byte[] buffer = new byte[16384]; // MAGIC_NUMBER
        int bytesRead;
        while ((bytesRead = inStream.read(buffer)) != -1) {
            outStream.write(buffer, 0, bytesRead);
        }

    } catch (Exception e) {
        LOG.error("Error when copying file from {} to {} {}", source.getUri(), target.getUri(), e);
        return false;
    } finally {
        IOUtils.closeQuietly(inStream);
        IOUtils.closeQuietly(outStream);
    }

    return true;
}

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From source file:com.frostwire.android.LollipopFileSystem.java

private static boolean copy(Context context, DocumentFile source, DocumentFile target) {
    InputStream inStream = null;/* w  w  w . j  a  v  a  2 s.c o m*/
    OutputStream outStream = null;
    try {
        inStream = context.getContentResolver().openInputStream(source.getUri());
        outStream = openOutputStream(context, target);

        byte[] buffer = new byte[16384]; // MAGIC_NUMBER
        int bytesRead;
        while ((bytesRead = inStream.read(buffer)) != -1) {
            outStream.write(buffer, 0, bytesRead);
        }

    } catch (Throwable e) {
        LOG.error("Error when copying file from " + source.getUri() + " to " + target.getUri(), e);
        return false;
    } finally {
        IOUtils.closeQuietly(inStream);
        IOUtils.closeQuietly(outStream);
    }

    return true;
}

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From source file:com.almalence.util.Util.java

public static String getAbsolutePathFromDocumentFile(DocumentFile documentFile) {
    // We can't get absolute path from DocumentFile or Uri.
    // It is a hack to build absolute path by DocumentFile.
    // May not work on some devices.
    Uri uri = documentFile.getUri();
    final String docId = DocumentsContract.getDocumentId(uri);
    final String[] split = docId.split(":");
    final String id = split[1];

    String sd = null;/*from  ww w.  java2  s.  co m*/
    sd = System.getenv("SECONDARY_STORAGE");
    if (sd == null) {
        sd = System.getenv("EXTERNAL_STORAGE");
    }

    if (sd != null) {
        // On some devices SECONDARY_STORAGE has several paths
        // separated with a colon (":"). This is why we split
        // the String.
        String[] paths = sd.split(":");
        for (String p : paths) {
            File fileSD = new File(p);
            if (fileSD.isDirectory()) {
                sd = fileSD.getAbsolutePath();
            }
        }

        String documentPath = sd + "/" + id;
        return documentPath;
    }
    return null;
}

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From source file:com.filemanager.free.filesystem.FileUtil.java

public static OutputStream getOutputStream(@NonNull final File target, Context context, long s)
        throws Exception {

    OutputStream outStream = null;
    try {//from ww w.  jav  a2  s. c om
        // First try the normal way
        if (isWritable(target)) {
            // standard way
            outStream = new FileOutputStream(target);
        } else {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                // Storage Access Framework
                DocumentFile targetDocument = getDocumentFile(target, false, context);
                outStream = context.getContentResolver().openOutputStream(targetDocument.getUri());
            } else if (Build.VERSION.SDK_INT == Build.VERSION_CODES.KITKAT) {
                // Workaround for Kitkat ext SD card
                return MediaStoreHack.getOutputStream(context, target.getPath());
            }

        }
    } catch (Exception e) {
        Log.e("AmazeFileUtils", "Error when copying file from " + target.getAbsolutePath(), e);
    }
    return outStream;
}

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From source file:com.filemanager.free.filesystem.FileUtil.java

/**
 * Copy a file. The target file may even be on external SD card for Kitkat.
 *
 * @param source The source file//  w  ww  .  j a  v  a 2s.c  om
 * @param target The target file
 * @return true if the copying was successful.
 */
@SuppressWarnings("null")
public static boolean copyFile(final File source, final File target, Context context) {
    FileInputStream inStream = null;
    OutputStream outStream = null;
    FileChannel inChannel = null;
    FileChannel outChannel = null;
    try {
        inStream = new FileInputStream(source);

        // First try the normal way
        if (isWritable(target)) {
            // standard way
            outStream = new FileOutputStream(target);
            inChannel = inStream.getChannel();
            outChannel = ((FileOutputStream) outStream).getChannel();
            inChannel.transferTo(0, inChannel.size(), outChannel);
        } else {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                // Storage Access Framework
                DocumentFile targetDocument = getDocumentFile(target, false, context);
                outStream = context.getContentResolver().openOutputStream(targetDocument.getUri());
            } else if (Build.VERSION.SDK_INT == Build.VERSION_CODES.KITKAT) {
                // Workaround for Kitkat ext SD card
                Uri uri = MediaStoreHack.getUriFromFile(target.getAbsolutePath(), context);
                outStream = context.getContentResolver().openOutputStream(uri);
            } else {
                return false;
            }

            if (outStream != null) {
                // Both for SAF and for Kitkat, write to output stream.
                byte[] buffer = new byte[16384]; // MAGIC_NUMBER
                int bytesRead;
                while ((bytesRead = inStream.read(buffer)) != -1) {
                    outStream.write(buffer, 0, bytesRead);
                }
            }

        }
    } catch (Exception e) {
        Log.e("AmazeFileUtils",
                "Error when copying file from " + source.getAbsolutePath() + " to " + target.getAbsolutePath(),
                e);
        return false;
    } finally {
        try {
            inStream.close();
        } catch (Exception e) {
            // ignore exception
        }
        try {
            outStream.close();
        } catch (Exception e) {
            // ignore exception
        }
        try {
            inChannel.close();
        } catch (Exception e) {
            // ignore exception
        }
        try {
            outChannel.close();
        } catch (Exception e) {
            // ignore exception
        }
    }
    return true;
}

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From source file:com.callrecorder.android.RecordingsAdapter.java

private void startPlayExternal(String fileName) {
    DocumentFile file = FileHelper.getStorageFile(context).findFile(fileName);
    Uri uri = FileHelper.getContentUri(context, file.getUri());

    context.startActivity(new Intent().setAction(Intent.ACTION_VIEW).setData(uri)
            .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION).setType("audio/3gpp"));
}

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