Example usage for android.os Environment getExternalStoragePublicDirectory

Introduction

In this page you can find the example usage for android.os Environment getExternalStoragePublicDirectory.

Prototype

public static File getExternalStoragePublicDirectory(String type) 

Source Link

Document

Get a top-level shared/external storage directory for placing files of a particular type.

Usage

From source file:it.telecomitalia.my.base_struct_apps.VersionUpdate.java

@Override
protected Void doInBackground(String... urls) {
    /* metodo principale per aggiornamento */
    String xml = "";
    try {/*ww  w . ja v a 2s. co  m*/
        /* tento di leggermi il file XML remoto */
        DefaultHttpClient httpClient = new DefaultHttpClient();
        HttpGet httpGet = new HttpGet(SERVER + PATH + VERSIONFILE);
        HttpResponse httpResponse = httpClient.execute(httpGet);
        HttpEntity httpEntity = httpResponse.getEntity();
        xml = EntityUtils.toString(httpEntity);
        /* ora in xml c' il codice della pagina degli aggiornamenti */
    } catch (IOException e) {
        e.printStackTrace();
    }
    // TODO: org.apache.http.conn.HttpHostConnectException ovvero host non raggiungibile
    try {
        /* nella variabile xml, c' il codice della pagina remota per gli aggiornamenti.
        * Per le mie esigenze, prendo dall'xml l'attributo value per vedere a che versione  la
        * applicazione sul server.*/
        DocumentBuilder db = DocumentBuilderFactory.newInstance().newDocumentBuilder();
        // http://stackoverflow.com/questions/1706493/java-net-malformedurlexception-no-protocol
        InputStream is = new ByteArrayInputStream(xml.getBytes("UTF-8"));
        Document dom = db.parse(is);
        Element element = dom.getDocumentElement();
        Element current = (Element) element.getElementsByTagName("current").item(0);
        currentVersion = current.getAttribute("value");
        currentApkName = current.getAttribute("apk");
    } catch (Exception e) {
        e.printStackTrace();
    }
    /* con il costruttore ho stabilito quale versione sta girando sul terminale, e con questi
    * due try, mi son letto XML remoto e preso la versione disponibile sul server e il relativo
    * nome dell'apk, caso ai dovesse servirmi. Ora li confronto e decido che fare */
    if (currentVersion != null & runningVersion != null) {
        /* esistono, li trasformo in double */
        Double serverVersion = Double.parseDouble(currentVersion);
        Double localVersion = Double.parseDouble(runningVersion);
        /* La versione server  superiore alla mia ! Occorre aggiornare */
        if (serverVersion > localVersion) {
            try {
                /* connessione al server */
                URL urlAPK = new URL(SERVER + PATH + currentApkName);
                HttpURLConnection con = (HttpURLConnection) urlAPK.openConnection();
                con.setRequestMethod("GET");
                con.setDoOutput(true);
                con.connect();
                // qual' la tua directory di sistema Download ?
                File downloadPath = Environment
                        .getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
                File outputFile = new File(downloadPath, currentApkName);
                //Log.i("test", downloadPath.getAbsolutePath());
                //Log.i("test", outputFile.getAbsolutePath());
                // se esistono download parziali o vecchi, li elimino.
                if (outputFile.exists())
                    outputFile.delete();
                /* mi creo due File Stream uno di input, quello che sto scaricando dal server,
                * e l'altro di output, quello che sto creando nella directory Download*/
                InputStream input = con.getInputStream();
                FileOutputStream output = new FileOutputStream(outputFile);
                byte[] buffer = new byte[1024];
                int count = 0;
                while ((count = input.read(buffer)) != -1) {
                    output.write(buffer, 0, count);
                }
                output.close();
                input.close();
                /* una volta terminato il processo, attraverso un intent lancio il file che ho
                * appena scaricato in modo da installare immediatamente l'aggiornamento come
                * specificato qui
                * http://stackoverflow.com/questions/4967669/android-install-apk-programmatically*/
                Intent intent = new Intent(Intent.ACTION_VIEW);
                intent.setDataAndType(Uri.fromFile(new File(outputFile.getAbsolutePath())),
                        "application/vnd.android.package-archive");
                intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                context.startActivity(intent);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
    return null;
}

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From source file:ar.com.lapotoca.resiliencia.gallery.ui.ImageDetailActivity.java

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.image_menu, menu);
    MenuItem shareItem = menu.findItem(R.id.menu_share);
    shareItem.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
        @Override/*from  w w  w.j a v  a  2s  .c o  m*/
        public boolean onMenuItemClick(MenuItem item) {
            try {

                ImageHolder img = Images.image[mPager.getCurrentItem()];
                if (img == null) {
                    return false;
                }

                AnalyticsHelper.getInstance().sendImageShareEvent(img.getUrl());

                Uri bmpUri;
                if (img.isLocal()) {
                    bmpUri = Uri.parse("content://" + AssetProvider.CONTENT_URI + "/" + img.getUrl());
                } else {
                    ImageView iv = (ImageView) findViewById(R.id.picImageView);
                    bmpUri = getLocalBitmapUri(iv);
                }
                if (bmpUri != null) {
                    Intent shareIntent = new Intent();
                    shareIntent.setAction(Intent.ACTION_SEND);
                    shareIntent.putExtra(Intent.EXTRA_STREAM, bmpUri);
                    shareIntent.setType("image/*");
                    startActivity(Intent.createChooser(shareIntent, getString(R.string.share_item)));

                    AnalyticsHelper.getInstance().sendImageShareCompleted();
                    return true;
                } else {

                    AnalyticsHelper.getInstance().sendImageShareCanceled();
                    return false;
                }
            } catch (Exception e) {
                AnalyticsHelper.getInstance().sendImageShareFailed(e.getMessage());
                return false;
            }
        }
    });

    MenuItem downloadItem = menu.findItem(R.id.download_asset);
    downloadItem.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
        @Override
        public boolean onMenuItemClick(MenuItem item) {

            Context context = ImageDetailActivity.this;

            String appDirectoryName = context.getString(R.string.app_name);
            File imageRoot = new File(
                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES),
                    appDirectoryName);

            ImageHolder img = Images.image[mPager.getCurrentItem()];
            if (img == null) {
                return false;
            }

            AssetManager assetManager = context.getAssets();
            try {
                InputStream is = assetManager.open(img.getUrl());
                String fileName = img.getUrl().split("/")[1];

                imageRoot.mkdirs();
                File image = new File(imageRoot, fileName);

                byte[] buffer = new byte[BUFFER_LENGHT];
                FileOutputStream fos = new FileOutputStream(image);
                int read = 0;

                while ((read = is.read(buffer, 0, 1024)) >= 0) {
                    fos.write(buffer, 0, read);
                }

                fos.flush();
                fos.close();
                is.close();

                String[] paths = { image.getAbsolutePath() };

                MediaScannerConnection.scanFile(context, paths, null, null);
                NotificationHelper.showNotification(context,
                        context.getString(R.string.download_image_succesfull));
                AnalyticsHelper.getInstance().sendDownloadImage(fileName);

            } catch (Exception e) {
                NotificationHelper.showNotification(context,
                        context.getString(R.string.download_no_permissions));
                AnalyticsHelper.getInstance().sendImageDownloadFailed(e.getMessage());
            }

            return true;
        }
    });

    return true;
}

---

From source file:com.microsoft.assetmanagement.DisplayCarActivity.java

/**
 * Creates the image file.//  w ww  .ja va  2 s. co  m
 *
 * @return the file
 * @throws IOException Signals that an I/O exception has occurred.
 */
@SuppressLint("SimpleDateFormat")
private File createImageFile() throws IOException {
    // Create an image file name
    String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
    String imageFileName = "JPEG_" + timeStamp + "_";
    File storageDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
    File image = File.createTempFile(imageFileName, /* prefix */
            ".jpg", /* suffix */
            storageDir /* directory */
    );

    // Save a file: path for use with ACTION_VIEW intents
    mCurrentPhotoPath = image.getAbsolutePath();
    return image;
}

---

From source file:com.example.linhdq.test.documents.creation.NewDocumentActivity.java

protected void startCamera() {
    try {//from www.  ja v a  2  s . c om
        cameraPicUri = null;
        dateCameraIntentStarted = new Date();
        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        // Create an image file name
        String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.US).format(new Date());
        String imageFileName = "JPEG_" + timeStamp + "_";

        File storageDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
        File image;
        try {
            if (!storageDir.exists()) {
                storageDir.mkdirs();
            }
            image = new File(storageDir, imageFileName + ".jpg");
            if (image.exists()) {
                image.createNewFile();
            }
            cameraPicUri = Uri.fromFile(image);
            intent.putExtra(MediaStore.EXTRA_OUTPUT, cameraPicUri);
            startActivityForResult(intent, REQUEST_CODE_MAKE_PHOTO);
        } catch (IOException e) {
            showFileError(PixLoadStatus.IO_ERROR);
        }

    } catch (ActivityNotFoundException e) {
        showFileError(PixLoadStatus.CAMERA_APP_NOT_FOUND);
    }
}

---

From source file:model.Document.java

/**
 * @return the validity in memory of this Document. A document is valid in
 *         memory during a week/*  w  w w  .  j  a  v  a  2s.c  om*/
 */
public boolean isOnMemory() {
    if (mLoadedDate.plusWeeks(1).isAfterNow()) {
        // Exits the function if the storage is not writable!
        if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
            Log.d("ClaroClient", "Missing SDCard");
            return false;
        }

        File root = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);

        File file = new File(root.getAbsolutePath(), getTitle() + "." + getExtension());
        return file.exists() && file.canRead();
    }
    return false;
}

---

From source file:jp.co.cyberagent.android.gpuimage.sample.activity.ActivityCamera.java

License:asdf

private static File getOutputMediaFile(final int type) {
    // To be safe, you should check that the SDCard is mounted
    // using Environment.getExternalStorageState() before doing this.

    File mediaStorageDir = new File(
            Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES), "MyCameraApp");
    // This location works best if you want the created images to be shared
    // between applications and persist after your app has been uninstalled.

    // Create the storage directory if it does not exist
    if (!mediaStorageDir.exists()) {
        if (!mediaStorageDir.mkdirs()) {
            Log.d("MyCameraApp", "failed to create directory");
            return null;
        }//www. ja  v  a  2  s . c om
    }

    // Create a media file name
    String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
    File mediaFile;
    if (type == MEDIA_TYPE_IMAGE) {
        mediaFile = new File(mediaStorageDir.getPath() + File.separator + "IMG_" + timeStamp + ".jpg");
    } else if (type == MEDIA_TYPE_VIDEO) {
        mediaFile = new File(mediaStorageDir.getPath() + File.separator + "VID_" + timeStamp + ".mp4");
    } else {
        return null;
    }

    return mediaFile;
}

---

From source file:com.tomi.ginatask.MainActivity.java

/** Create a File for saving an image or video */
private static File getOutputMediaFile(int type) {
    // To be safe, you should check that the SDCard is mounted
    // using Environment.getExternalStorageState() before doing this.

    File mediaStorageDir = new File(
            Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES), "MyCameraApp");

    //debug/*from   w  w  w. ja v a  2  s  . c  om*/
    Log.i("Directory name: ",
            (Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES)).getPath());

    // This location works best if you want the created images to be shared
    // between applications and persist after your app has been uninstalled.

    // Create the storage directory if it does not exist
    if (!mediaStorageDir.exists()) {
        if (!mediaStorageDir.mkdirs()) {
            Log.d("MyCameraApp", "failed to create directory");
            return null;
        }
    }

    // Create a media file name
    String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
    File mediaFile;
    if (type == MediaStore.Files.FileColumns.MEDIA_TYPE_IMAGE) {
        mediaFile = new File(mediaStorageDir.getPath() + File.separator + "IMG_" + timeStamp + ".jpg");
    } else {
        return null;
    }

    return mediaFile;
}

---

From source file:ch.dbrgn.android.simplerepost.activities.RepostActivity.java

/**
 * Save the specified bitmap to the external storage. The
 * fileIdentifier parameter should be unique among all instagram
 * posts. If the file can be written, a File object pointing
 * to it will be returned./*from  w  ww . ja  va 2 s .c om*/
 */
private File saveToExternalStorage(String fileIdentifier, Bitmap bitmap) {
    // Check whether external storage is writeable
    final String externalStorageState = Environment.getExternalStorageState();
    boolean isWritable = externalStorageState.equals(Environment.MEDIA_MOUNTED);
    if (!isWritable) {
        ToastHelper.showShortToast(this, "External storage is not writeable.");
        return null;
    }

    // Create directory
    final File pubDirectory = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
    final File directory = new File(pubDirectory, Config.PICTURES_DIRECTORY_NAME);
    if (!directory.exists()) {
        if (!directory.mkdirs()) {
            ToastHelper.showShortToast(this, "Could not create storage directory.");
            return null;
        }
    }

    // Write file
    final File file = new File(directory, fileIdentifier + ".png");
    if (file.exists()) {
        Log.w(LOG_TAG, "File " + file.toString() + " already exists");
        // This can only happen if the file has been reposted before.
        // In that case, overwrite.
        if (!file.delete()) {
            Log.e(LOG_TAG, "File " + file.toString() + " could not be deleted.");
            ToastHelper.showGenericErrorToast(this);
        } else {
            Log.i(LOG_TAG, "Deleted file " + file);
        }
    }
    try {
        FileOutputStream os = new FileOutputStream(file);
        bitmap.compress(Bitmap.CompressFormat.PNG, 90, os);
        os.flush();
        os.close();
    } catch (IOException e) {
        e.printStackTrace();
        ToastHelper.showGenericErrorToast(this);
    }

    return file;
}

---

From source file:java_lang_programming.com.android_media_demo.ImageSelectionCropDemo.java

/**
 * ???//from   w  ww. ja  v  a  2 s  .c o m
 *
 * @return
 */
private File getExternalStorageTempStoreFilePath() {
    File path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
    File file = new File(path, "selected_temp_image.jpg");
    return file;
}

---

From source file:com.ruesga.rview.misc.ActivityHelper.java

@SuppressWarnings("ResultOfMethodCallIgnored")
public static void downloadUri(Context context, Uri uri, String fileName, @Nullable String mimeType) {
    // Create the destination location
    File destination = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
    destination.mkdirs();//from   w  w w .j a v a  2s  . c  om
    Uri destinationUri = Uri.fromFile(new File(destination, fileName));

    // Use the download manager to perform the download
    DownloadManager downloadManager = (DownloadManager) context.getSystemService(Activity.DOWNLOAD_SERVICE);
    Request request = new Request(uri).setNotificationVisibility(Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED)
            .setDestinationUri(destinationUri);
    if (mimeType != null) {
        request.setMimeType(mimeType);
    }
    request.allowScanningByMediaScanner();
    downloadManager.enqueue(request);
}

---

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