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 getProperty(Context context, String key) {
    try {/*from  w  w w.  j a va2  s . co m*/
        Properties props = new Properties();
        InputStream input = context.getAssets().open("config.properties");
        if (input != null) {
            props.load(input);
            return props.getProperty(key);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return "";
}

From source file:Main.java

/**
 * Read a text file from assets//from   w  ww  . j a  v  a2s . c om
 * 
 * @param context
 * @param fileName
 * @return
 */
public static String read(Context context, String fileName) {
    try {
        AssetManager am = context.getAssets();
        InputStream in = am.open(fileName);
        // String pckg = context.getPackageName();
        // ContentResolver cr = context.getContentResolver();
        // Uri uri = Uri.parse("android.resource://"+pckg+"/"+fileName);
        // InputStream in = cr.openInputStream(uri);
        String txt = read(new InputStreamReader(in));
        return txt;
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static String readFromAssets(Context context, String fileName) throws IOException {

    InputStream inputStream = context.getAssets().open(fileName);
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    int i;/*from  w  w w .  ja v  a 2 s . c  o m*/
    try {
        i = inputStream.read();
        while (i != -1) {
            byteArrayOutputStream.write(i);
            i = inputStream.read();
        }
        inputStream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return byteArrayOutputStream.toString();
}

From source file:Main.java

public static String assetFile2Str(Context c, String urlStr) {
    InputStream in = null;//w ww .ja  v a  2  s . c  o m
    try {
        in = c.getAssets().open(urlStr);
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(in));
        String line = null;
        StringBuilder sb = new StringBuilder();
        do {
            line = bufferedReader.readLine();
            if (line != null && !line.matches("^\\s*\\/\\/.*")) {
                sb.append(line);
            }
        } while (line != null);

        bufferedReader.close();
        in.close();

        return sb.toString();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
            }
        }
    }
    return null;
}

From source file:Main.java

private static String[] getAssetsImageNameArray(Context context, String folderName) {
    String[] imageNameArray = null;
    try {//from   ww w  . j  av  a  2  s .  c  om
        imageNameArray = context.getAssets().list(folderName);
    } catch (IOException e) {
        e.printStackTrace();
    }
    return imageNameArray;
}

From source file:Main.java

public static JSONObject getAssetsJson(Context context, String jsonName) {
    try {/*from  w  w  w  .j ava 2  s  .com*/
        InputStreamReader inputStreamReader = new InputStreamReader(context.getAssets().open(jsonName),
                "UTF-8");
        BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
        String line;
        StringBuilder stringBuilder = new StringBuilder();
        while ((line = bufferedReader.readLine()) != null) {
            stringBuilder.append(line);
        }
        bufferedReader.close();
        inputStreamReader.close();
        return new JSONObject(stringBuilder.toString());
    } catch (IOException | JSONException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

private static String loadJSONFromAsset(Context context, String pathNameFile) {
    String output = null;// w w w  .  j a  v  a 2 s  . c o m
    try {
        InputStream is = context.getAssets().open(DIR_BOARDS_ASSETS + "/" + pathNameFile);
        int size = is.available();
        byte[] buffer = new byte[size];
        is.read(buffer);
        is.close();
        output = new String(buffer, "UTF-8");
    } catch (IOException ex) {
        ex.printStackTrace();
        return null;
    }
    return output;
}

From source file:Main.java

public static void copyFolder(Context context, String assetPath, String sdcardPath) {
    try {//  www  . j  a  v a2s.co  m
        String[] list = context.getAssets().list(assetPath);

        File f = new File(sdcardPath);
        if (!f.exists())
            f.mkdirs();

        for (String s : list)
            copyFile(context, assetPath + "/" + s, sdcardPath + "/" + s);
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

/**
 * The method read XML from a file, skips irrelevant chars and serves back the content as string. 
 * @param inputStream/*from w w w  .j  ava 2  s  .c o m*/
 * @return String : content of a file 
 * @throws IOException
 */
public static String getFileToString(Context context, String xml_file) throws IOException {
    InputStream inputStream = context.getAssets().open(xml_file);
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();

    try {
        int i = inputStream.read();
        while (i != -1) {
            if (i != TAB && i != NL && i != CR)
                byteArrayOutputStream.write(i);
            i = inputStream.read();
        }
        return byteArrayOutputStream.toString("UTF-8");

    } catch (IOException e) {
        e.printStackTrace();
        return "";

    } finally {
        inputStream.close();
    }
}

From source file:Main.java

public static String getApplicationKey(Context context) {
    try {//from   ww  w  . j a va 2 s.  c  o m
        BufferedReader assetsFile = new BufferedReader(
                new InputStreamReader(context.getAssets().open(YUMMLY_CREDS_FILE_NAME)));
        assetsFile.readLine();
        return assetsFile.readLine();
    } catch (IOException e) {
        e.printStackTrace();
    }

    throw new IllegalStateException(YUMMLY_CREDS_FILE_NAME
            + " needs to have application ID on first line and application Key on second line");
}