1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package org.chromium.latency.walt; 18 19 import android.content.Context; 20 import android.support.v4.content.AsyncTaskLoader; 21 22 import java.io.BufferedOutputStream; 23 import java.io.IOException; 24 import java.io.PrintWriter; 25 import java.net.HttpURLConnection; 26 import java.net.URL; 27 28 class LogUploader extends AsyncTaskLoader<Integer> { 29 30 private String urlString; 31 private SimpleLogger logger; 32 LogUploader(Context context)33 LogUploader(Context context) { 34 super(context); 35 urlString = Utils.getStringPreference(context, R.string.preference_log_url, ""); 36 logger = SimpleLogger.getInstance(context); 37 38 } 39 LogUploader(Context context, String urlString)40 LogUploader(Context context, String urlString) { 41 super(context); 42 this.urlString = urlString; 43 logger = SimpleLogger.getInstance(context); 44 } 45 46 @Override loadInBackground()47 public Integer loadInBackground() { 48 if (urlString.isEmpty()) return -1; 49 try { 50 URL url = new URL(urlString); 51 HttpURLConnection urlConnection = 52 (HttpURLConnection) url.openConnection(); 53 urlConnection.setRequestMethod("POST"); 54 urlConnection.setDoOutput(true); 55 urlConnection.setRequestProperty("Content-Type", "text/plain"); 56 BufferedOutputStream out = 57 new BufferedOutputStream(urlConnection.getOutputStream()); 58 PrintWriter writer = new PrintWriter(out); 59 writer.write(logger.getLogText()); 60 writer.flush(); 61 final int responseCode = urlConnection.getResponseCode(); 62 if (responseCode / 100 == 2) { 63 logger.log("Log successfully uploaded"); 64 } else { 65 logger.log("Log upload may have failed. Server return status code " + responseCode); 66 } 67 return responseCode; 68 } catch (IOException e) { 69 logger.log("Failed to upload log"); 70 return -1; 71 } 72 } 73 startUpload()74 void startUpload() { 75 super.forceLoad(); 76 } 77 uploadIfAutoEnabled(Context context)78 static void uploadIfAutoEnabled(Context context) { 79 if (Utils.getBooleanPreference(context, R.string.preference_auto_upload_log, false)) { 80 new LogUploader(context).startUpload(); 81 } 82 } 83 } 84