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

/**
 * Read text file to string/*from   w w w  . j  a v  a  2s  .com*/
 */
public static String readAssetFileToString(Context context, String name) {
    BufferedReader in = null;
    try {
        StringBuilder buf = new StringBuilder();
        InputStream is = context.getAssets().open(name);
        in = new BufferedReader(new InputStreamReader(is));

        String str;
        boolean isFirst = true;
        while ((str = in.readLine()) != null) {
            if (isFirst)
                isFirst = false;
            else
                buf.append('\n');
            buf.append(str);
        }
        return buf.toString();
    } catch (IOException e) {
        Log.e(TAG, "Error opening asset " + name);
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                Log.e(TAG, "Error closing asset " + name);
            }
        }
    }

    return null;
}

From source file:org.cocos2dx.lib.Cocos2dxTypefaces.java

public static Typeface get(Context context, String name) {
    synchronized (cache) {
        if (!cache.containsKey(name)) {
            Typeface t = Typeface.createFromAsset(context.getAssets(), name);
            cache.put(name, t);/*  ww  w.  j  a v  a  2 s .c om*/
        }

        return cache.get(name);
    }
}

From source file:org.xbmc.kore.testhelpers.Utils.java

public static String readFile(Context context, String filename) throws IOException {
    InputStream is = context.getAssets().open(filename);

    int size = is.available();

    byte[] buffer = new byte[size];

    is.read(buffer);//from   w  ww  . ja  va 2s.  c om

    is.close();

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

From source file:Main.java

public static void copyAssets(Context context, String assetsName, String destFilePath) throws IOException {
    File file = new File(destFilePath);
    FileOutputStream out = new FileOutputStream(file);

    InputStream in = context.getAssets().open(assetsName);

    byte[] buf = new byte[1024];
    int len;//from   w ww  . ja va 2  s.  c o m
    while ((len = in.read(buf)) != -1) {
        out.write(buf, 0, len);
    }
    in.close();
    out.close();
}

From source file:Main.java

private static Bitmap loadBitmapFromAssets(Context context, String texturePath) {
    Bitmap loadedBitmap = null;//from w  w  w.jav  a2s .c o  m
    try {
        InputStream ims = context.getAssets().open(texturePath);
        loadedBitmap = BitmapFactory.decodeStream(ims);
    } catch (IOException ex) {
        ex.printStackTrace();
    }
    return loadedBitmap;
}

From source file:Main.java

/**
 * Loads given image asset, scaling the image down if it is too big to improve performance.
 * @param context Application context/* w w w .j a v  a 2  s  .  c  o  m*/
 * @param path Path in the assets folder of the image to load
 * @return Loaded image bitmap
 */
public static Bitmap loadImageFromAssets(Context context, String path) {
    try {
        // Open the input stream to the image in assets
        InputStream is = context.getAssets().open(path);

        // Load the image dimensions first so that big images can be scaled down (improves memory usage)
        BitmapFactory.Options onlyBoundsOptions = new BitmapFactory.Options();
        onlyBoundsOptions.inJustDecodeBounds = true;
        onlyBoundsOptions.inDither = true;
        BitmapFactory.decodeStream(is, null, onlyBoundsOptions);
        is.close();

        if ((onlyBoundsOptions.outWidth == -1) || (onlyBoundsOptions.outHeight == -1)) {
            // There was an error while decoding
            return null;
        }

        // Find the bigger dimension (width, height)
        int originalSize = (onlyBoundsOptions.outHeight > onlyBoundsOptions.outWidth)
                ? onlyBoundsOptions.outHeight
                : onlyBoundsOptions.outWidth;

        // Calculate the sampling ratio for images that are bigger than the thumbnail size
        double ratio = (originalSize > THUMBNAIL_SIZE) ? (originalSize / THUMBNAIL_SIZE) : 1.0;
        int sampleSize = Integer.highestOneBit((int) Math.floor(ratio));

        // Load the image sampled using the calculated ratio
        BitmapFactory.Options bitmapOptions = new BitmapFactory.Options();
        bitmapOptions.inSampleSize = sampleSize;
        bitmapOptions.inDither = true;
        is = context.getAssets().open(path);
        Bitmap bitmap = BitmapFactory.decodeStream(is, null, bitmapOptions);
        is.close();

        return bitmap;
    } catch (IOException e) {
        return null;
    }
}

From source file:de.handtwerk.android.IoHelper.java

public static String readAssetAsString(String pPath, Context pContext) throws IOException {

    AssetManager assMan = pContext.getAssets();
    InputStream is = assMan.open(pPath);
    return StringHelper.readStream(is);
}

From source file:Main.java

public static String getShaderSource(Context context, String sourseName) {
    StringBuffer shaderSource = new StringBuffer();
    try {/*from www . j a  v a  2s . c o m*/
        BufferedReader br = new BufferedReader(new InputStreamReader(context.getAssets().open(sourseName)));
        String tempStr = null;
        while (null != (tempStr = br.readLine())) {
            shaderSource.append(tempStr);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return shaderSource.toString();
}

From source file:Main.java

public static Typeface getTypeface(Context c, String name) {
    synchronized (typefaces) {
        if (!typefaces.containsKey(name)) {
            try {
                InputStream inputStream = c.getAssets().open(name);
                File file = createFileFromInputStream(inputStream, name);
                if (file == null) {
                    return Typeface.DEFAULT;
                }//from   w w w.j ava2s . com
                Typeface t = Typeface.createFromFile(file);
                typefaces.put(name, t);
            } catch (Exception e) {
                e.printStackTrace();
                return Typeface.DEFAULT;
            }
        }
        return typefaces.get(name);
    }
}

From source file:Main.java

public static String readFile(Context mContext, String file, String code) {
    int len = 0;//from   w ww  .j  ava  2s .c o m
    byte[] buf = null;
    String result = "";
    try {
        InputStream in = mContext.getAssets().open(file);
        len = in.available();
        buf = new byte[len];
        in.read(buf, 0, len);

        result = new String(buf, code);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}