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:de.appplant.cordova.emailcomposer.EmailComposerImpl.java

/**
 * The URI for an asset.// w  w w .  j  av  a 2 s .  c o  m
 *
 * @param path
 * The given asset path.
 * @param ctx
 * The application context.
 * @return
 * The URI pointing to the given path.
 */
@SuppressWarnings("ResultOfMethodCallIgnored")
private Uri getUriForAssetPath(String path, Context ctx) {
    String resPath = path.replaceFirst("file:/", "www");
    String fileName = resPath.substring(resPath.lastIndexOf('/') + 1);
    File dir = ctx.getExternalCacheDir();

    if (dir == null) {
        Log.e("EmailComposer", "Missing external cache dir");
        return Uri.EMPTY;
    }

    String storage = dir.toString() + ATTACHMENT_FOLDER;
    File file = new File(storage, fileName);

    new File(storage).mkdir();

    try {
        AssetManager assets = ctx.getAssets();

        FileOutputStream outStream = new FileOutputStream(file);
        InputStream inputStream = assets.open(resPath);

        copyFile(inputStream, outStream);
        outStream.flush();
        outStream.close();
    } catch (Exception e) {
        Log.e("EmailComposer", "File not found: assets/" + resPath);
        e.printStackTrace();
    }

    return Uri.fromFile(file);
}

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From source file:org.protocoder.network.ProtocoderHttpServer.java

private Response sendProjectFile(String uri, String method, Properties header, Properties parms,
        Properties files) {/*from  w  w w. j a v  a2  s .  com*/

    Response res = null;

    // Clean up uri
    uri = uri.trim().replace(File.separatorChar, '/');
    MLog.d(TAG, uri);

    // have the object build the directory structure, if needed.
    AssetManager am = ctx.get().getAssets();
    try {
        MLog.d(TAG, WEBAPP_DIR + uri);
        InputStream fi = am.open(WEBAPP_DIR + uri);

        // Get MIME type from file name extension, if possible
        String mime = null;
        int dot = uri.lastIndexOf('.');
        if (dot >= 0) {
            mime = MIME_TYPES.get(uri.substring(dot + 1).toLowerCase());
        }
        if (mime == null) {
            mime = NanoHTTPD.MIME_DEFAULT_BINARY;
        }

        res = new Response(HTTP_OK, mime, fi);
    } catch (IOException e) {
        e.printStackTrace();
        MLog.d(TAG, e.getStackTrace().toString());
        res = new Response(HTTP_INTERNALERROR, "text/html", "ERROR: " + e.getMessage());
    }

    return res;

}

---

From source file:org.protocoder.network.ProtocoderHttpServer.java

private Response sendWebAppFile(String uri, String method, Properties header, Properties parms,
        Properties files) {//from ww w. j  a  v  a 2  s  .c o  m
    Response res = null;

    MLog.d(TAG, "" + method + " '" + uri + " " + /* header + */" " + parms);

    String escapedCode = parms.getProperty("code");
    String unescapedCode = StringEscapeUtils.unescapeEcmaScript(escapedCode);
    MLog.d("HTTP Code", "" + escapedCode);
    MLog.d("HTTP Code", "" + unescapedCode);

    // Clean up uri
    uri = uri.trim().replace(File.separatorChar, '/');
    if (uri.indexOf('?') >= 0) {
        uri = uri.substring(0, uri.indexOf('?'));
    }

    // We never want to request just the '/'
    if (uri.length() == 1) {
        uri = "index.html";
    }

    // We're using assets, so we can't have a leading '/'
    if (uri.charAt(0) == '/') {
        uri = uri.substring(1, uri.length());
    }

    // have the object build the directory structure, if needed.
    AssetManager am = ctx.get().getAssets();
    try {
        MLog.d(TAG, WEBAPP_DIR + uri);
        InputStream fi = am.open(WEBAPP_DIR + uri);

        // Get MIME type from file name extension, if possible
        String mime = null;
        int dot = uri.lastIndexOf('.');
        if (dot >= 0) {
            mime = MIME_TYPES.get(uri.substring(dot + 1).toLowerCase());
        }
        if (mime == null) {
            mime = NanoHTTPD.MIME_DEFAULT_BINARY;
        }

        res = new Response(HTTP_OK, mime, fi);
    } catch (IOException e) {
        e.printStackTrace();
        MLog.d(TAG, e.getStackTrace().toString());
        res = new Response(HTTP_INTERNALERROR, "text/html", "ERROR: " + e.getMessage());
    }

    return res;

}

---

From source file:io.realm.RealmJsonTest.java

private InputStream loadJsonFromAssets(String file) {
    AssetManager assetManager = getContext().getAssets();
    InputStream input = null;//from w w  w  . j  a  va 2 s  .  c om
    try {
        input = assetManager.open(file);
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        return input;
    }
}

---

From source file:com.sonymobile.androidapp.gridcomputing.activities.SummaryActivity.java

/**
 * Read Legal text from Assets.//from w  ww .ja v a2  s.  com
 *
 * @return Legal text as String.
 */
private List<String> getLegalString() {
    final List<String> list = new ArrayList<>();
    final AssetManager assetsManager = getAssets();
    BufferedReader bufferedReader = null;
    String line;

    try {
        final InputStream inputStream = assetsManager.open(LEGAL_FILENAME);
        bufferedReader = new BufferedReader(new InputStreamReader(inputStream, "UTF-8"));
        while ((line = bufferedReader.readLine()) != null) {
            list.add(line);
        }
    } catch (final IOException e) {
        Log.e(e.getLocalizedMessage());
    } finally {
        if (null != bufferedReader) {
            try {
                bufferedReader.close();
            } catch (final IOException exception) {
                Log.e(exception.getLocalizedMessage());
            }
        }
    }

    return list;
}

---

From source file:com.facebook.FacebookActivityTestCase.java

protected File createTempFileFromAsset(String assetPath) throws IOException {
    InputStream inputStream = null;
    FileOutputStream outStream = null;

    try {//  www  .j  a  v a 2  s  .c  o  m
        AssetManager assets = getActivity().getResources().getAssets();
        inputStream = assets.open(assetPath);

        File outputDir = getActivity().getCacheDir(); // context being the Activity pointer
        File outputFile = File.createTempFile("prefix", assetPath, outputDir);
        outStream = new FileOutputStream(outputFile);

        final int bufferSize = 1024 * 2;
        byte[] buffer = new byte[bufferSize];
        int n = 0;
        while ((n = inputStream.read(buffer)) != -1) {
            outStream.write(buffer, 0, n);
        }

        return outputFile;
    } finally {
        Utility.closeQuietly(outStream);
        Utility.closeQuietly(inputStream);
    }
}

---

From source file:uk.co.threeonefour.android.snowball.activities.game.GameActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_game);

    imageView = (GraphicsView) findViewById(R.id.view_game_image);
    textInputView = (TextInputView) findViewById(R.id.view_game_text_input);
    textView = (TextView) findViewById(R.id.view_game_text_output);
    textScrollView = (ScrollView) findViewById(R.id.view_game_text_output_scroll);
    progressBar = (ProgressBar) findViewById(R.id.view_game_progressbar);
    imageView.setVisibility(View.INVISIBLE);
    textInputView.setVisibility(View.INVISIBLE);
    textView.setVisibility(View.INVISIBLE);
    textScrollView.setVisibility(View.INVISIBLE);
    progressBar.setVisibility(View.VISIBLE);

    textInputView.setTextInputHandler(this);
    textView.setMovementMethod(LinkMovementMethod.getInstance());

    formatter = new OutputFormatter();
    formatter.setWordClickedHandler(this);
    formatter.setTextColor(textView.getCurrentTextColor());
    formatter.setHighlightDirections(true);
    formatter.setClickableText(true);//  ww  w .jav a2  s  .c  o m

    gestureDetector = new GestureDetectorCompat(this, new MyGestureListener());

    graphicsHandler = new QueuedGraphicsHandler();
    graphicsHandlerContext = new GraphicsContext();

    level9 = new IcyVm(graphicsHandler, new MyFilehandler(), new PersistableGameStateFactory());

    createTask = new AsyncTask<Void, Integer, Boolean>() {

        @Override
        protected Boolean doInBackground(Void... arg0) {

            try {
                AssetManager assetManager = getAssets();
                InputStream in = assetManager.open("games/SNOWBALL.SNA");
                ByteArrayOutputStream out = new ByteArrayOutputStream();
                IOUtils.copy(in, out);
                level9.loadGame(out.toByteArray());
                level9.startGame();
            } catch (IOException e) {
                Log.e("game", "Failed to load file", e);
            }

            /* configure the selected game state */
            Bundle extras = getIntent().getExtras();
            if (extras != null) {
                gameStateSlot = extras.getInt(IntentConstants.GAME_STATE_SLOT, -1);
            }
            if (gameStateSlot == -1) {
                // TODO should never get here without a slot selected; use dao to get default slot id
                gameStateSlot = 0;
            }
            return true;
        }

        @Override
        protected void onPostExecute(Boolean result) {

            imageView.setVisibility(View.VISIBLE);
            textInputView.setVisibility(View.VISIBLE);
            textView.setVisibility(View.VISIBLE);
            textScrollView.setVisibility(View.VISIBLE);
            progressBar.setVisibility(View.GONE);

            GameState gameState = gameStateDao.loadGameState(gameStateSlot);
            GameStateSummary gameStateSummary = gameStateDao.loadGameStateSummary(gameStateSlot);
            if (gameState != null && gameStateSummary != null) {
                level9.setGameState(gameState);
                graphicsHandlerContext.setBitmap(gameStateDao.loadGraphics(gameStateSummary.getSlot()));
                imageView.setBitmap(graphicsHandlerContext.getBitmap());
                textView.setText("");
                processOutputText(gameStateSummary.getLastLocation());
                // TODO hacky adding in a sneaky look because VM is not in the correct state for some reason
                level9.execute("look");

                // TODO had to add this after putting into background task
                imageView.invalidate();
            } else {
                String text = level9.getText().trim();
                processOutput(text);
            }

            /* did we get a restore whilst we were initialising? */
            if (restoredGameState != null) {
                level9.setGameState(restoredGameState);
                ramSaveSlots = restoredRamSaveSlots;
                imageView.setBitmap(restoredBitmap);
                gameStateSlot = restoredGameStateSlot;

                restoredGameState = null;
                restoredRamSaveSlots = null;
                restoredBitmap = null;
                restoredGameStateSlot = 0;
            }

            initialised = true;
        }

    };
    createTask.execute((Void) null);
}

---

From source file:de.geeksfactory.opacclient.OpacClient.java

public List<Library> getLibraries(ProgressCallback callback) throws IOException {
    AssetManager assets = getAssets();
    String[] files = assets.list(ASSETS_BIBSDIR);
    int num = files.length;

    List<Library> libs = new ArrayList<>();

    StringBuilder builder;/*w w  w .ja v a 2 s .co m*/
    BufferedReader reader;
    InputStream fis;
    String line;
    String json;

    for (int i = 0; i < num; i++) {
        builder = new StringBuilder();
        fis = assets.open(ASSETS_BIBSDIR + "/" + files[i]);

        reader = new BufferedReader(new InputStreamReader(fis, "utf-8"));
        while ((line = reader.readLine()) != null) {
            builder.append(line);
        }

        fis.close();
        json = builder.toString();
        try {
            Library lib = Library.fromJSON(files[i].replace(".json", ""), new JSONObject(json));
            if (!lib.getApi().equals("test") || BuildConfig.DEBUG)
                libs.add(lib);
        } catch (JSONException e) {
            Log.w("JSON library files", "Failed parsing library " + files[i]);
            e.printStackTrace();
        }
        if (callback != null && i % 100 == 0 && i > 0) {
            // reporting progress for every 100 loaded files should be enough
            callback.publishProgress(((double) i) / num);
        }
    }

    return libs;
}

---

From source file:com.slownet5.pgprootexplorer.filemanager.ui.FileManagerActivity.java

private void setupRoot() {
    if (alreadySetup()) {
        afterInitSetup(true);/*w  ww. j  a  va  2s. co  m*/
        return;
    }
    final ProgressDialog dialog = new ProgressDialog(this);
    dialog.setIndeterminate(true);
    dialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
    dialog.setTitle("Setting up root");
    dialog.setCancelable(false);
    ;
    dialog.setMax(100);
    final String os = SystemUtils.getSystemArchitecture();
    Log.d(TAG, "setupRoot: architecture is: " + os);
    class Setup extends AsyncTask<Void, Integer, Boolean> {

        @Override
        protected Boolean doInBackground(Void... params) {
            new File(SharedData.CRYPTO_FM_PATH).mkdirs();
            String filename = SharedData.CRYPTO_FM_PATH + "/toybox";
            AssetManager asset = getAssets();
            try {

                InputStream stream = asset.open("toybox");

                OutputStream out = new FileOutputStream(filename);
                byte[] buffer = new byte[4096];
                int read;
                int total = 0;
                while ((read = stream.read(buffer)) != -1) {
                    total += read;
                    out.write(buffer, 0, read);
                }
                Log.d(TAG, "doInBackground: total written bytes: " + total);
                stream.close();
                out.flush();
                out.close();
            } catch (IOException ex) {
                ex.printStackTrace();
                return false;
            }
            RootUtils.initRoot(filename);

            return true;
        }

        @Override
        protected void onPreExecute() {
            dialog.setMessage("Please wait....");
            dialog.show();
        }

        @Override
        protected void onPostExecute(Boolean aBoolean) {
            dialog.dismiss();
            if (aBoolean) {
                SharedPreferences.Editor prefs = getSharedPreferences(CommonConstants.COMMON_SHARED_PEREFS_NAME,
                        Context.MODE_PRIVATE).edit();
                prefs.putBoolean(CommonConstants.ROOT_TOYBOX, true);
                prefs.apply();
                prefs.commit();
                afterInitSetup(true);

            } else {
                afterInitSetup(aBoolean);
            }
        }
    }
    new Setup().execute();
}

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