Example usage for android.content Context getAssets

List of usage examples for android.content Context getAssets

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  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:ca.uqac.florentinth.speakerauthentication.Utils.JSONUtils.java

public static String parseJSONFile(Context ctx, String file) {
    String json = null;/*from  w w  w. j a v a 2  s .co  m*/

    try {
        InputStream inputStream = ctx.getAssets().open(file, AssetManager.ACCESS_STREAMING);
        int size = inputStream.available();
        byte[] buffer = new byte[size];
        inputStream.read(buffer);
        inputStream.close();
        json = new String(buffer, "UTF-8");
    } catch (IOException e) {
        e.printStackTrace();
    }

    return json;
}

From source file:Main.java

public static void copyAssetDirToFiles(Context context, String root, String dirname) throws IOException {
    File dir = new File(root + "/" + dirname);
    dir.mkdir();/*from w w  w. ja  v  a 2s  . c  o m*/

    AssetManager assetManager = context.getAssets();
    String[] children = assetManager.list(dirname);
    for (String child : children) {
        child = dirname + '/' + child;
        String[] grandChildren = assetManager.list(child);
        if (0 == grandChildren.length)
            copyAssetFileToFiles(context, root, child);
        else
            copyAssetDirToFiles(context, root, child);
    }
}

From source file:Main.java

/**
 * Sets a determined font on a text view element
 *
 * @param context   Context in which the TextView can be found
 * @param font      Font to be set in the text view see available fonts as static attributes of this class
 * @param style     {@see Typeface}//from w ww . j  a v  a  2  s . co  m
 * @param textViews TextViews to which the font will be applied
 */
public static void setTypeface(Context context, String font, int style, TextView... textViews) {
    Typeface tf = Typeface.createFromAsset(context.getAssets(), font);
    for (TextView txt : textViews) {
        txt.setTypeface(tf, style);
    }
}

From source file:Main.java

/**
 * Sets a determined font on a text view element
 *
 * @param context Context in which the TextView can be found
 * @param font    Font to be set in the text view see available fonts as static attributes of this class
 * @param style   {@see Typeface}/* www  . ja v  a2  s  . c  o  m*/
 * @param group   Root layout in which TextView and Buttons will be searched to apply the font
 */
public static void setTypeface(Context context, String font, int style, ViewGroup group) {
    Typeface tf = Typeface.createFromAsset(context.getAssets(), font);
    int count = group.getChildCount();
    View v;
    for (int i = 0; i < count; i++) {
        v = group.getChildAt(i);
        if (v instanceof TextView)
            ((TextView) v).setTypeface(tf, style);
        else if (v instanceof ViewGroup)
            setTypeface(context, font, style, (ViewGroup) v);
    }
}

From source file:Main.java

public static File getRobotCacheFile(Context context, String assetname) throws IOException {
    File cacheFile = new File(context.getCacheDir(), assetname);
    try {/*from   ww  w.j  a v  a  2 s  .  c om*/
        InputStream inputStream = context.getAssets().open(assetname);
        try {
            FileOutputStream outputStream = new FileOutputStream(cacheFile);
            try {
                byte[] buf = new byte[1024];
                int len;
                while ((len = inputStream.read(buf)) > 0) {
                    outputStream.write(buf, 0, len);
                }
            } finally {
                outputStream.close();
            }
        } finally {
            inputStream.close();
        }
    } catch (IOException e) {
        throw new IOException("Could not open " + assetname, e);
    }
    return cacheFile;
}

From source file:Main.java

static public boolean copyFileTo(Context c, String orifile, String desfile) throws IOException {
    InputStream myInput;/*w ww . j a v a  2 s  . c o  m*/
    OutputStream myOutput = new FileOutputStream(desfile);
    myInput = c.getAssets().open(orifile);
    byte[] buffer = new byte[1024];
    int length = myInput.read(buffer);
    while (length > 0) {
        myOutput.write(buffer, 0, length);
        length = myInput.read(buffer);
    }

    myOutput.flush();
    myInput.close();
    myOutput.close();

    return true;
}

From source file:Main.java

private static Bitmap decodeBitmap(Context context, String frameName, int position) {
    try {// ww  w  .  j  a va  2  s  .  co  m
        switch (position) {
        case 0:
            return BitmapFactory.decodeStream(context.getAssets().open("frames/" + frameName + "/leftup.png"));
        case 1:
            return BitmapFactory.decodeStream(context.getAssets().open("frames/" + frameName + "/left.png"));
        case 2:
            return BitmapFactory
                    .decodeStream(context.getAssets().open("frames/" + frameName + "/leftdown.png"));
        case 3:
            return BitmapFactory.decodeStream(context.getAssets().open("frames/" + frameName + "/down.png"));
        case 4:
            return BitmapFactory
                    .decodeStream(context.getAssets().open("frames/" + frameName + "/rightdown.png"));
        case 5:
            return BitmapFactory.decodeStream(context.getAssets().open("frames/" + frameName + "/right.png"));
        case 6:
            return BitmapFactory.decodeStream(context.getAssets().open("frames/" + frameName + "/rightup.png"));
        case 7:
            return BitmapFactory.decodeStream(context.getAssets().open("frames/" + frameName + "/up.png"));
        default:
            return null;
        }
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:com.guipenedo.pokeradar.Utils.java

public static String loadJSONFromFile(Context context, String filename) {
    String json;/*from w w  w.  j a v a  2  s .co m*/
    try {
        InputStream is = context.getAssets().open(filename);
        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 void copyDatabase2FileDir(Context context, String dbName) {
    InputStream stream = null;/*w  ww.j  av  a2  s.c om*/
    BufferedOutputStream outputStream = null;
    try {

        stream = context.getAssets().open(dbName);
        File file = new File(context.getFilesDir(), dbName);

        outputStream = new BufferedOutputStream(new FileOutputStream(file));
        int len = 0;
        byte[] buf = new byte[1024];
        while ((len = stream.read(buf)) != -1) {
            outputStream.write(buf, 0, len);
            outputStream.flush();
        }

    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (stream != null) {
            try {
                stream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        if (outputStream != null) {
            try {
                outputStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

From source file:Main.java

/** load the Bitmap from assets or sdcard_dir
 * @param context//w  w w .  j a  v a2 s  .c o  m
 * @param outsideFileName
 * @param op
 * @param useSdcard
 * @param sdcard_assetdir_path
 * @return
 */
public static Bitmap loadBitmap(Context context, String outsideFileName, BitmapFactory.Options op,
        boolean useSdcard, String sdcard_assetdir_path) {
    AssetManager am = context.getAssets();

    Bitmap retval = null;
    synchronized (sCacheMap) {
        if (sCacheMap.get(outsideFileName) != null) {
            retval = sCacheMap.get(outsideFileName);
            return retval;
        }
    }

    try {
        retval = BitmapFactory.decodeStream(am.open(outsideFileName), null, op);
    } catch (IOException e) {
        e.printStackTrace();
    }
    if (useSdcard) {
        Bitmap _tmp = BitmapFactory.decodeFile(sdcard_assetdir_path + outsideFileName, op);
        if (_tmp != null) {
            retval = _tmp;
        }
    }

    if (retval != null) {
        synchronized (sCacheMap) {
            sCacheMap.put(outsideFileName, retval);
        }

    }

    return retval;
}