Example usage for android.content Context getAssets

List of usage examples for android.content Context getAssets

  1. HOME
  2. Java
  3. android
  4. android.content.*
  5. Context
  6. getAssets

Introduction

In this page you can find the example usage for android.content Context getAssets.

Prototype

public abstract AssetManager getAssets();

Source Link

Document

Returns an AssetManager instance for the application's package.

Usage

From source file:com.nuvolect.deepdive.util.OmniUtil.java

/**
 * Copy a file from assets to an omni destination folder.
 * @param ctx//from  w  ww  .  j a  va  2 s.  c  o m
 * @param assetFilePath
 * @param destinationFile
 * @return number of bytes copied
 * @throws IOException
 */
public static int copyAsset(Context ctx, String assetFilePath, OmniFile destinationFile) throws IOException {

    InputStream inputStream = ctx.getAssets().open(assetFilePath);
    OutputStream outputStream = destinationFile.getOutputStream();
    int numBytes = IOUtils.copy(inputStream, outputStream);
    inputStream.close();
    outputStream.close();

    return numBytes;
}

From source file:most.voip.api.Utils.java

/**
 * Copy the specified resource file from the assets folder into the "files dir" of this application, so that this resource
 * can be opened by the Voip Lib by providing it the absolute path of the copied resource
 * @param ctx The application context//  w  w  w . j  a v  a  2s .co  m
 * @param assetPath The path of the resource (e.g on_hold.wav or sounds/on_hold.wav)
 * @return the absolute path of the copied resource, or null if no file was copied.
 */
public static String getResourcePathByAssetCopy(Context ctx, String assetSubFolder, String fileToCopy) {
    Log.d(TAG, "getResourcePathByAssetCopy on folder *" + assetSubFolder + "* for file:" + fileToCopy);
    AssetManager assetManager = ctx.getAssets();
    String[] files = null;
    String filename = null;

    try {
        files = assetManager.list(assetSubFolder);
        Log.d(TAG, "Found " + files.length + " files");
        if (files.length > 0) {
            for (String f : files) {
                Log.d(TAG, "Found resource:" + f);
                if (f == null)
                    continue;
                if (f.equals(fileToCopy)) {

                    filename = f;
                    break;
                }
            }

            Log.d(TAG, "Found:" + filename);
            if (filename == null)
                return null;

            InputStream in = null;
            OutputStream out = null;
            try {

                in = assetManager.open(filename);
                File outFile = new File(ctx.getExternalFilesDir(null), filename);
                Log.d(TAG, "Copying asset to " + outFile.getAbsolutePath());
                out = new FileOutputStream(outFile);
                copyFile(in, out);
                in.close();
                in = null;
                out.flush();
                out.close();
                out = null;
                return outFile.getAbsolutePath();
            } catch (IOException e) {
                Log.e(TAG, "Failed to copy asset file: " + filename, e);
            }
        }
    } catch (IOException e) {
        Log.e(TAG, "Failed to get asset file list.", e);
    }
    return null;
}

From source file:Main.java

private static Bitmap loadAssetBitmap(Context context, String assetPath) {
    InputStream is = null;/*from  w  ww . j a v  a  2s.c om*/
    try {
        Resources resources = context.getResources();
        Options options = new Options();
        options.inDensity = DisplayMetrics.DENSITY_HIGH;
        options.inScreenDensity = resources.getDisplayMetrics().densityDpi;
        options.inTargetDensity = resources.getDisplayMetrics().densityDpi;
        is = context.getAssets().open(assetPath);
        Bitmap bitmap = BitmapFactory.decodeStream(is, new Rect(), options);
        if (bitmap != null) {
            drawableCache.put(assetPath, bitmap);
        }
        return bitmap;
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (is != null) {
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return null;
}

From source file:fr.kwiatkowski.ApkTrack.UpdateSource.java

/**
 * Reads the update sources from the JSON asset file.
 * @param ctx The context of the application.
 * @return A list of available update sources.
 *//*from w  w w.  j  a v  a2 s.c om*/
public static ArrayList<UpdateSource> getUpdateSources(Context ctx) {
    if (_SOURCES != null) {
        return _SOURCES;
    }

    _SOURCES = new ArrayList<UpdateSource>();
    Log.v(MainActivity.TAG, "Reading update sources...");
    try {
        InputStream is = ctx.getAssets().open("sources.json");

        StringBuilder buffer = new StringBuilder();
        BufferedReader br = new BufferedReader(new InputStreamReader(is, "UTF-8"));
        String s;
        while ((s = br.readLine()) != null) {
            buffer.append(s);
        }

        JSONArray sources = new JSONArray(buffer.toString());
        for (int i = 0; i < sources.length(); ++i) {
            String name = sources.getJSONObject(i).getString("name");
            Log.v(MainActivity.TAG, "Reading " + name);
            String version_check_url = sources.getJSONObject(i).getString("version_check_url");
            String version_check_regexp = sources.getJSONObject(i).getString("version_check_regexp");
            String download_url = sources.getJSONObject(i).optString("download_url", null);
            String applicable_packages = sources.getJSONObject(i).optString("applicable_packages", ".*");
            _SOURCES.add(new UpdateSource(name, version_check_url, version_check_regexp, download_url,
                    applicable_packages));
        }
    } catch (IOException e) {
        Log.v(MainActivity.TAG, "Could not open sources.json!", e);
    } catch (JSONException e) {
        Log.v(MainActivity.TAG, "sources.json seems to be malformed!", e);
    }

    return _SOURCES;
}

From source file:com.example.tom.tryveg.carousel.AppUtils.java

/**
 * copies files on the native filesystem, optional unzip
 * //from w  w w . j av  a  2s.  c o  m
 */
public static void AssetFileCopy(Context context, String PathDest, String assetName, boolean gunzip) {
    try {

        File fdOut = new File(PathDest);
        fdOut.createNewFile();
        BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(fdOut));
        InputStream in = null;
        if (gunzip)
            in = new GZIPInputStream(context.getAssets().open(assetName));
        else
            in = new BufferedInputStream(context.getAssets().open(assetName));
        //copy file content
        int length;
        byte buffer[] = new byte[4096];
        while ((length = in.read(buffer, 0, 4096)) != -1) {
            out.write(buffer, 0, length);
        }
        out.flush();
        out.close();
        in.close();
    } catch (IOException ex) {
        ex.printStackTrace();
    }
}

From source file:Main.java

public static boolean installDll(Context context) {
    boolean isSuccess = false;
    File file = context.getFileStreamPath("Disdll.dll");
    boolean isDeleteSuccess = true;
    if (file.exists()) {
        isDeleteSuccess = file.delete();
    }/*from   w  w  w . j a v a  2s.co  m*/
    if (isDeleteSuccess) {
        try {
            FileOutputStream outputStream = context.openFileOutput("Disdll.dll", Context.MODE_PRIVATE);
            InputStream inputStream = context.getAssets().open("Disdll.dll");
            byte[] temp = new byte[1024];
            int len = -1;
            while ((len = inputStream.read(temp)) != -1) {
                outputStream.write(temp, 0, len);
            }
            outputStream.flush();
            outputStream.close();
            inputStream.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } catch (NullPointerException e) {
            e.printStackTrace();
        }
        isSuccess = checkIfDllInstalled(context);
    }
    return isSuccess;
}

From source file:com.spoiledmilk.ibikecph.util.Util.java

public static String stringFromJsonAssets(Context context, String path) {
    String bufferString = "";
    try {// w w w.j a v a 2 s.com
        InputStream is = context.getAssets().open(path);
        int size = is.available();
        byte[] buffer = new byte[size];
        is.read(buffer);
        is.close();
        bufferString = new String(buffer);
    } catch (Exception e) {
        LOG.e(e.getLocalizedMessage());
    }
    return bufferString;
}

From source file:crow.util.Util.java

/**
 * Assists ?//from ww w  . java2  s . co m
 */
public static String getAssistFileAsString(Context context, String assistFile) throws IOException {
    String result = null;
    AssetManager assetManager = context.getAssets();
    result = inputStreamToString(assetManager.open(assistFile));
    return result;
}

From source file:com.mobicage.rogerthat.util.TextUtils.java

public static void overrideFonts(final Context context, final View v) {
    try {//from   w  w w.j av a2 s .  co  m
        if (v instanceof ViewGroup) {
            ViewGroup vg = (ViewGroup) v;
            for (int i = 0; i < vg.getChildCount(); i++) {
                View child = vg.getChildAt(i);
                overrideFonts(context, child);
            }
        } else if (v instanceof EditText) {
            ((EditText) v).setTypeface(Typeface.createFromAsset(context.getAssets(), "fonts/lato_light.ttf"));
            ((EditText) v).setTextColor(ContextCompat.getColor(context, R.color.mc_words_color));
        } else if (v instanceof Button) {
            ((Button) v).setTypeface(Typeface.createFromAsset(context.getAssets(), "fonts/lato_bold.ttf"));
            ((Button) v).setTextColor(ContextCompat.getColor(context, android.R.color.white));
        } else if (v instanceof TextView) {
            ((TextView) v).setTypeface(Typeface.createFromAsset(context.getAssets(), "fonts/lato_light.ttf"));
            ((TextView) v).setTextColor(ContextCompat.getColor(context, R.color.mc_words_color));
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:com.sythealth.fitness.util.Utils.java

public static void setTypeface1(Context context, TextView tv) {
    Typeface typeface = Typeface.createFromAsset(context.getAssets(), "fonts/fzcqjw.ttf");
    tv.setTypeface(typeface);//from   ww w .  j  av a 2  s . com
}