Example usage for android.content Context 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:Main.java

public static String extractAssetToString(Context context, String file) {
    String json;/* w w  w  .ja  v a 2  s. c  o m*/
    try {
        InputStream is = context.getAssets().open(file);
        int size = is.available();
        byte[] buffer = new byte[size];
        is.read(buffer);
        is.close();
        json = new String(buffer, "UTF-8");
    } catch (IOException ex) {
        ex.printStackTrace();
        return null;
    }
    return json;
}

From source file:Main.java

public static String readFromAsstes(Context context, String fileName) {
    AssetManager assetManager = context.getAssets();
    ByteArrayOutputStream bos = null;
    InputStream inputStream = null;
    String result = null;//from ww  w .ja  va  2s .c  o m
    try {
        inputStream = assetManager.open(fileName, AssetManager.ACCESS_STREAMING);
        bos = new ByteArrayOutputStream();
        byte[] data = new byte[1024];
        int length;
        while ((length = inputStream.read(data)) != -1) {
            bos.write(data, 0, length);
        }
        result = bos.toString().replaceAll("\\s*", "");
    } catch (IOException ioe) {
        ioe.printStackTrace();
    } finally {
        try {
            if (bos != null)
                bos.close();
            if (inputStream != null)
                inputStream.close();
        } catch (IOException ignored) {
        }
    }
    return result;
}

From source file:Main.java

/**
 * Read a file from assets// ww w  .j a v a  2  s .c om
 *
 * @return the string from assets
 */

public static String getfromAssets(Context ctx, String file_name) {

    AssetManager assetManager = ctx.getAssets();
    ByteArrayOutputStream outputStream = null;
    InputStream inputStream = null;
    try {
        inputStream = assetManager.open(file_name);
        outputStream = new ByteArrayOutputStream();
        byte buf[] = new byte[1024];
        int len;
        try {
            while ((len = inputStream.read(buf)) != -1) {
                outputStream.write(buf, 0, len);
            }
            outputStream.close();
            inputStream.close();
        } catch (IOException e) {
        }
    } catch (IOException e) {
    }
    return outputStream.toString();

}

From source file:Main.java

private static void initFonts(Context context) {
    if (robotoRegular == null) {
        robotoRegular = Typeface.createFromAsset(context.getAssets(), "Roboto-Regular.ttf");
    }// w  w w.  j a  v a  2 s . c  o m
    if (robotoMedium == null) {
        robotoMedium = Typeface.createFromAsset(context.getAssets(), "Roboto-Medium.ttf");
    }
}

From source file:Main.java

public static Map<String, List<String>> createDictionary(Context context) {
    try {/*  w  ww . j av a2s  . c  o  m*/
        AssetManager am = context.getAssets();
        InputStream is = am.open(DICTIONARY_FILENAME);
        Scanner reader = new Scanner(is);
        Map<String, List<String>> map = new HashMap<String, List<String>>();

        while (reader.hasNextLine()) {
            String word = reader.nextLine();
            char[] keyArr = word.toCharArray();
            Arrays.sort(keyArr);
            String key = String.copyValueOf(keyArr);

            List<String> wordList = map.get(key);
            if (wordList == null) {
                wordList = new LinkedList<String>();
            }
            wordList.add(word);
            map.put(key, wordList);
        }
        reader.close();
        return map;
    } catch (Exception e) {
        System.out.println(e.getMessage());
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static Bitmap getAssetBitmap(Context context, String path) {
    Bitmap mBitmap = null;/*from  ww w. j a  v  a2 s .  c om*/
    try {
        InputStream is = context.getAssets().open(path);
        mBitmap = BitmapFactory.decodeStream(is);
        is.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return mBitmap;
}

From source file:Main.java

public static JSONObject loadJsonFile(Context context, String fileName) throws IOException, JSONException {
    InputStream is = context.getAssets().open(fileName);
    int size = is.available();
    byte[] buffer = new byte[size];
    is.read(buffer);//from  w  w w .  j  a va  2s  .  c  o  m
    is.close();
    String jsonString = new String(buffer);
    return new JSONObject(jsonString);
}

From source file:Main.java

public static String loadFromAssetsFile(String fname, Context context) {
    String result = null;// w  ww.  j  a va2  s.c o  m
    try {
        InputStream in = context.getAssets().open(fname);
        int ch = 0;
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        while ((ch = in.read()) != -1) {
            baos.write(ch);
        }
        byte[] buff = baos.toByteArray();
        baos.close();
        in.close();
        result = new String(buff, "UTF-8");
        result = result.replaceAll("\\r\\n", "\n");
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

From source file:Main.java

public static String loadJSONFromAsset(Context context, String jsonFileName) throws IOException {

    AssetManager manager = context.getAssets();
    InputStream is = manager.open(jsonFileName);

    int size = is.available();
    byte[] buffer = new byte[size];
    is.read(buffer);/*from   w  w  w.j  a  v a 2  s.  c  o  m*/
    is.close();

    return new String(buffer, "UTF-8");
}

From source file:Main.java

public static Properties getConfigProperties(Context context) {
    Properties properties = new Properties();
    try {// ww w.j a  v  a  2  s .co m
        properties.load(context.getAssets().open("config.properties"));
    } catch (IOException e) {
        e.printStackTrace();
    }
    return properties;
}