| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.example.android.wearable.recipeassistant; |
| |
| import android.content.Context; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.util.Log; |
| |
| import org.json.JSONException; |
| import org.json.JSONObject; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| final class AssetUtils { |
| private static final String TAG = "RecipeAssistant"; |
| |
| public static byte[] loadAsset(Context context, String asset) { |
| byte[] buffer = null; |
| try { |
| InputStream is = context.getAssets().open(asset); |
| int size = is.available(); |
| buffer = new byte[size]; |
| is.read(buffer); |
| is.close(); |
| } catch (IOException e) { |
| Log.e(TAG, "Failed to load asset " + asset + ": " + e); |
| } |
| return buffer; |
| } |
| |
| public static JSONObject loadJSONAsset(Context context, String asset) { |
| String jsonString = new String(loadAsset(context, asset)); |
| JSONObject jsonObject = null; |
| try { |
| jsonObject = new JSONObject(jsonString); |
| } catch (JSONException e) { |
| Log.e(TAG, "Failed to parse JSON asset " + asset + ": " + e); |
| } |
| return jsonObject; |
| } |
| |
| public static Bitmap loadBitmapAsset(Context context, String asset) { |
| InputStream is = null; |
| Bitmap bitmap = null; |
| try { |
| is = context.getAssets().open(asset); |
| if (is != null) { |
| bitmap = BitmapFactory.decodeStream(is); |
| } |
| } catch (IOException e) { |
| Log.e(TAG, e.toString()); |
| } finally { |
| if (is != null) { |
| try { |
| is.close(); |
| } catch (IOException e) { |
| Log.e(TAG, "Cannot close InputStream: ", e); |
| } |
| } |
| } |
| return bitmap; |
| } |
| } |