從assets中讀取文本和圖片資源

     /* 從assets 文件夾中讀取文本數據 /
        public static String getTextFromAssets(final Context context, String fileName) {
            String result = "";
            try {
                InputStream in = context.getResources().getAssets().open(fileName);
                // 獲取文件的字節數
                int lenght = in.available();
                // 創建byte數組
                byte[] buffer = new byte[lenght];
                // 將文件中的數據讀到byte數組中
                in.read(buffer);
                result = EncodingUtils.getString(buffer, "UTF-8");
                in.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
            return result;
        }


    /** 從assets 文件夾中讀取圖片 */
    public static Drawable loadImageFromAsserts(final Context ctx, String fileName) {
        try {
            InputStream is = ctx.getResources().getAssets().open(fileName);
            return Drawable.createFromStream(is, null);
        } catch (IOException e) {
            if (e != null) {
                e.printStackTrace();
            }
        } catch (OutOfMemoryError e) {
            if (e != null) {
                e.printStackTrace();
            }
        } catch (Exception e) {
            if (e != null) {
                e.printStackTrace();
            }
        }
        return null;
    }</pre>