Example usage for android.content.res AssetManager open

Introduction

In this page you can find the example usage for android.content.res AssetManager open.

Prototype

public @NonNull InputStream open(@NonNull String fileName) throws IOException

Source Link

Document

Open an asset using ACCESS_STREAMING mode.

Usage

From source file:com.jungle.base.utils.MiscUtils.java

public static String getAssetContent(String path) {
    StringBuilder builder = new StringBuilder();

    AssetManager mgr = BaseApplication.getApp().getAssets();

    try {/*  www.j a  va2s .c  om*/
        InputStreamReader reader = new InputStreamReader(mgr.open(path));
        BufferedReader buffReader = new BufferedReader(reader);

        String line = "";
        while ((line = buffReader.readLine()) != null) {
            builder.append(line);
            builder.append("\r\n");
        }

        buffReader.close();
    } catch (IOException e) {
        e.printStackTrace();
    }

    return builder.toString();
}

From source file:edu.polyu.screamalert.SoundProcessing.java

private static void executeMainLoop(Context context) throws Exception {
    try {/* ww  w  . j a  v a 2 s  .c  o m*/
        prepareTempFile();
        os = new FileOutputStream(getTempFilename());
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }
    paraFile = Exchanger.SVM_PARA_FILE;
    int dim = numMfcc * 3 + 2; // (=38) MFCC+dMFCC+ddMFCC+jitter+shimmer without energy, dEnergy, and ddEnergy 
    svmd = new SVMdetector(dim * 2, Config.SVM_TYPE, 0.0); // Create an SVM detector, input vector contains both mean and stddev vectors
    AssetManager assetManager = context.getResources().getAssets(); // Use AsstManager to load SVM detector parameters into memory
    svmd.createSVMdetector(assetManager.open(paraFile)); // Load parameter file to SVM detector

    while (isRecording) {
        shortData = new short[recordBufferSize / 2]; // Main loop of sound detector
        if (recorder == null) {
            System.out.println("Recorder: null recorder in executeMainLoop");
        } else {
            recorder.read(shortData, 0, recordBufferSize / 2); // Read audio and fill in shortData[] buffer in short int format
            bufferedShortData.add(shortData); // Add to ArrayList for processing 
            handler.post(processData); // Start processing data in bufferedShortData
            SoundProcessingActivity.waveformView.updateAudioData(shortData); // Display current waveform
        }
    }
}

From source file:com.dream.library.utils.AbFileUtil.java

/**
 * ???Asset?./*from w  ww  . j  a  va2 s. c o m*/
 *
 * @param context  the mContext
 * @param fileName the file name
 * @return Bitmap 
 */
public static Bitmap getBitmapFromAsset(Context context, String fileName) {
    Bitmap bit = null;
    try {
        AssetManager assetManager = context.getAssets();
        InputStream is = assetManager.open(fileName);
        bit = BitmapFactory.decodeStream(is);
    } catch (Exception e) {
        AbLog.e("?" + e.getMessage());
    }
    return bit;
}

From source file:com.dream.library.utils.AbFileUtil.java

/**
 * ???Asset?./*from   w w w  .  j  ava2  s . c o m*/
 *
 * @param context  the mContext
 * @param fileName the file name
 * @return Drawable 
 */
public static Drawable getDrawableFromAsset(Context context, String fileName) {
    Drawable drawable = null;
    try {
        AssetManager assetManager = context.getAssets();
        InputStream is = assetManager.open(fileName);
        drawable = Drawable.createFromStream(is, null);
    } catch (Exception e) {
        AbLog.e("?" + e.getMessage());
    }
    return drawable;
}

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/*from   ww  w  . ja v  a 2s . c  o  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:com.ris.mobile.ecloud.util.AbFileUtil.java

/**
 * ???Asset?./*  w w  w. j av a2  s .  c  o  m*/
 *
 * @param context the context
 * @param fileName the file name
 * @return Bitmap 
 */
public static Bitmap getBitmapFromAsset(Context context, String fileName) {
    Bitmap bit = null;
    try {
        AssetManager assetManager = context.getAssets();
        InputStream is = assetManager.open(fileName);
        bit = BitmapFactory.decodeStream(is);
    } catch (Exception e) {
        //AbLogUtil.d(AbFileUtil.class, "?"+e.getMessage());
    }
    return bit;
}

From source file:com.ris.mobile.ecloud.util.AbFileUtil.java

/**
 * ???Asset?./*from   w  ww.j  a v  a  2s  .  c o m*/
 *
 * @param context the context
 * @param fileName the file name
 * @return Drawable 
 */
public static Drawable getDrawableFromAsset(Context context, String fileName) {
    Drawable drawable = null;
    try {
        AssetManager assetManager = context.getAssets();
        InputStream is = assetManager.open(fileName);
        drawable = Drawable.createFromStream(is, null);
    } catch (Exception e) {
        //AbLogUtil.d(AbFileUtil.class, "?"+e.getMessage());
    }
    return drawable;
}

From source file:com.ruenzuo.babel.activities.LicensesActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.licenses_activity_layout);
    ButterKnife.inject(this);
    AssetManager assetManager = getAssets();
    try {//  ww  w .  j a v a2 s . co m
        InputStream inputStream = assetManager.open("licenses/licenses.txt");
        StringWriter stringWriter = new StringWriter();
        IOUtils.copy(inputStream, stringWriter);
        String licenses = stringWriter.toString();
        vwTextLicenses.setText(licenses);
    } catch (IOException e) {
        Toast.makeText(this, getString(R.string.error_while_loading_licenses), Toast.LENGTH_LONG).show();
    }
}

From source file:com.ruenzuo.through.activities.LicensesActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.licenses_activity_layout);
    getActionBar().setDisplayHomeAsUpEnabled(true);
    AssetManager assetManager = getAssets();
    try {//from   w  w  w. j  a  v  a2  s  .co  m
        InputStream inputStream = assetManager.open("licenses/licenses.txt");
        StringWriter stringWriter = new StringWriter();
        IOUtils.copy(inputStream, stringWriter);
        String licenses = stringWriter.toString();
        TextView txtViewLicenses = (TextView) findViewById(R.id.txtViewLicenses);
        txtViewLicenses.setText(licenses);
        txtViewLicenses.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14);
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:com.bnrc.util.AbFileUtil.java

/**
 * ??sset?.//from   w  w  w  .j av  a 2  s. c o  m
 *
 * @param context the context
 * @param fileName the file name
 * @return Bitmap ?
 */
public static Bitmap getBitmapFromAsset(Context context, String fileName) {
    Bitmap bit = null;
    try {
        AssetManager assetManager = context.getAssets();
        InputStream is = assetManager.open(fileName);
        bit = BitmapFactory.decodeStream(is);
    } catch (Exception e) {
        AbLogUtil.d(AbFileUtil.class, "?" + e.getMessage());
    }
    return bit;
}