Merge "[FileEncap6] Extract Uploader class"
This commit is contained in:
Kurt Partridge
Android (Google) Code Review
commit
bca8348e98
2 changed files with 197 additions and 162 deletions
187
java/src/com/android/inputmethod/research/Uploader.java
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187
java/src/com/android/inputmethod/research/Uploader.java
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@ -0,0 +1,187 @@
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/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.research;
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import android.Manifest;
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import android.app.AlarmManager;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.pm.PackageManager;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import android.os.BatteryManager;
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import android.text.TextUtils;
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import android.util.Log;
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import com.android.inputmethod.latin.R;
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import com.android.inputmethod.latin.define.ProductionFlag;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileFilter;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.OutputStream;
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import java.net.HttpURLConnection;
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import java.net.MalformedURLException;
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import java.net.URL;
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/**
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* Manages the uploading of ResearchLog files.
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*/
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public final class Uploader {
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private static final String TAG = Uploader.class.getSimpleName();
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private static final boolean DEBUG = false && ProductionFlag.IS_EXPERIMENTAL_DEBUG;
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// Set IS_INHIBITING_AUTO_UPLOAD to true for local testing
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private static final boolean IS_INHIBITING_AUTO_UPLOAD = false
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&& ProductionFlag.IS_EXPERIMENTAL_DEBUG; // Force false for non-debug builds
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private static final int BUF_SIZE = 1024 * 8;
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private final Context mContext;
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private final File mFilesDir;
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private final URL mUrl;
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public Uploader(final Context context) {
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mContext = context;
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mFilesDir = context.getFilesDir();
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final String urlString = context.getString(R.string.research_logger_upload_url);
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if (TextUtils.isEmpty(urlString)) {
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mUrl = null;
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return;
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}
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URL url = null;
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try {
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url = new URL(urlString);
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} catch (final MalformedURLException e) {
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Log.e(TAG, "Bad URL for uploading", e);
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}
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mUrl = url;
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}
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public boolean isPossibleToUpload() {
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return hasUploadingPermission() && mUrl != null && !IS_INHIBITING_AUTO_UPLOAD;
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}
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private boolean hasUploadingPermission() {
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final PackageManager packageManager = mContext.getPackageManager();
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return packageManager.checkPermission(Manifest.permission.INTERNET,
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mContext.getPackageName()) == PackageManager.PERMISSION_GRANTED;
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}
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public boolean isConvenientToUpload() {
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return isExternallyPowered() && hasWifiConnection();
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}
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private boolean isExternallyPowered() {
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final Intent intent = mContext.registerReceiver(null, new IntentFilter(
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Intent.ACTION_BATTERY_CHANGED));
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final int pluggedState = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1);
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return pluggedState == BatteryManager.BATTERY_PLUGGED_AC
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|| pluggedState == BatteryManager.BATTERY_PLUGGED_USB;
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}
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private boolean hasWifiConnection() {
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final ConnectivityManager manager =
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(ConnectivityManager) mContext.getSystemService(Context.CONNECTIVITY_SERVICE);
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final NetworkInfo wifiInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
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return wifiInfo.isConnected();
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}
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public void doUpload() {
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if (mFilesDir == null) {
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return;
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}
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final File[] files = mFilesDir.listFiles(new FileFilter() {
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@Override
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public boolean accept(final File pathname) {
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return pathname.getName().startsWith(ResearchLogger.LOG_FILENAME_PREFIX)
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&& !pathname.canWrite();
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}
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});
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// TODO: Remove local variable
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boolean success = true;
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if (files.length == 0) {
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success = false;
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}
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for (final File file : files) {
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if (!uploadFile(file)) {
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success = false;
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}
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}
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}
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private boolean uploadFile(final File file) {
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if (DEBUG) {
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Log.d(TAG, "attempting upload of " + file.getAbsolutePath());
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}
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boolean success = false;
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final int contentLength = (int) file.length();
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HttpURLConnection connection = null;
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InputStream fileInputStream = null;
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try {
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fileInputStream = new FileInputStream(file);
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connection = (HttpURLConnection) mUrl.openConnection();
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connection.setRequestMethod("PUT");
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connection.setDoOutput(true);
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connection.setFixedLengthStreamingMode(contentLength);
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final OutputStream outputStream = connection.getOutputStream();
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final byte[] buf = new byte[BUF_SIZE];
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int numBytesRead;
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while ((numBytesRead = fileInputStream.read(buf)) != -1) {
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outputStream.write(buf, 0, numBytesRead);
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if (DEBUG) {
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Log.d(TAG, new String(buf));
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}
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}
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if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
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Log.d(TAG, "upload failed: " + connection.getResponseCode());
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final InputStream netInputStream = connection.getInputStream();
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final BufferedReader reader = new BufferedReader(new InputStreamReader(
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netInputStream));
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String line;
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while ((line = reader.readLine()) != null) {
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Log.d(TAG, "| " + reader.readLine());
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}
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reader.close();
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return success;
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}
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file.delete();
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success = true;
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if (DEBUG) {
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Log.d(TAG, "upload successful");
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}
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} catch (final IOException e) {
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Log.e(TAG, "Exception uploading file", e);
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} finally {
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if (fileInputStream != null) {
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try {
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fileInputStream.close();
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} catch (final IOException e) {
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Log.e(TAG, "Exception closing uploaded file", e);
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}
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}
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if (connection != null) {
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connection.disconnect();
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}
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}
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return success;
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}
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}
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@ -16,91 +16,36 @@
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package com.android.inputmethod.research;
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import android.Manifest;
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import android.app.AlarmManager;
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import android.app.IntentService;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.pm.PackageManager;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import android.os.BatteryManager;
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import android.os.Bundle;
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import android.util.Log;
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import com.android.inputmethod.latin.R;
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import com.android.inputmethod.latin.define.ProductionFlag;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileFilter;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.OutputStream;
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import java.net.HttpURLConnection;
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import java.net.MalformedURLException;
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import java.net.URL;
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/**
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* Service to invoke the uploader.
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*
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* Can be regularly invoked, invoked on boot, etc.
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*/
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public final class UploaderService extends IntentService {
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private static final String TAG = UploaderService.class.getSimpleName();
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private static final boolean DEBUG = false && ProductionFlag.IS_EXPERIMENTAL_DEBUG;
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// Set IS_INHIBITING_AUTO_UPLOAD to true for local testing
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private static final boolean IS_INHIBITING_AUTO_UPLOAD = false
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&& ProductionFlag.IS_EXPERIMENTAL_DEBUG; // Force false in production
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public static final long RUN_INTERVAL = AlarmManager.INTERVAL_HOUR;
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public static final String EXTRA_UPLOAD_UNCONDITIONALLY = UploaderService.class.getName()
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+ ".extra.UPLOAD_UNCONDITIONALLY";
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private static final int BUF_SIZE = 1024 * 8;
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protected static final int TIMEOUT_IN_MS = 1000 * 4;
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private File mFilesDir;
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private URL mUrl;
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public UploaderService() {
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super("Research Uploader Service");
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}
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@Override
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public void onCreate() {
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super.onCreate();
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mFilesDir = null;
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mUrl = null;
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if (!hasUploadingPermission()) {
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return;
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}
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try {
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final String urlString = getString(R.string.research_logger_upload_url);
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if (urlString == null || urlString.equals("")) {
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return;
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}
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mFilesDir = getFilesDir();
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mUrl = new URL(urlString);
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} catch (MalformedURLException e) {
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e.printStackTrace();
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}
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}
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public boolean isPossibleToUpload() {
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return hasUploadingPermission() && mUrl != null && !IS_INHIBITING_AUTO_UPLOAD;
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}
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private boolean hasUploadingPermission() {
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final PackageManager packageManager = getPackageManager();
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return packageManager.checkPermission(Manifest.permission.INTERNET,
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getPackageName()) == PackageManager.PERMISSION_GRANTED;
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}
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@Override
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protected void onHandleIntent(Intent intent) {
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if (!isPossibleToUpload()) return;
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if (isUploadingUnconditionally(intent.getExtras()) || isConvenientToUpload()) {
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doUpload();
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protected void onHandleIntent(final Intent intent) {
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final Uploader uploader = new Uploader(this);
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if (!uploader.isPossibleToUpload()) return;
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if (isUploadingUnconditionally(intent.getExtras()) || uploader.isConvenientToUpload()) {
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uploader.doUpload();
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}
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}
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@ -111,101 +56,4 @@ public final class UploaderService extends IntentService {
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}
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return false;
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}
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private boolean isConvenientToUpload() {
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return isExternallyPowered() && hasWifiConnection();
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}
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private boolean isExternallyPowered() {
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final Intent intent = registerReceiver(null, new IntentFilter(
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Intent.ACTION_BATTERY_CHANGED));
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final int pluggedState = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1);
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return pluggedState == BatteryManager.BATTERY_PLUGGED_AC
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|| pluggedState == BatteryManager.BATTERY_PLUGGED_USB;
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}
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private boolean hasWifiConnection() {
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final ConnectivityManager manager =
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(ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
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final NetworkInfo wifiInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
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return wifiInfo.isConnected();
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}
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private void doUpload() {
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if (mFilesDir == null) {
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return;
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}
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final File[] files = mFilesDir.listFiles(new FileFilter() {
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@Override
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public boolean accept(File pathname) {
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return pathname.getName().startsWith(ResearchLogger.LOG_FILENAME_PREFIX)
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&& !pathname.canWrite();
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}
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});
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boolean success = true;
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if (files.length == 0) {
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success = false;
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}
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for (final File file : files) {
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if (!uploadFile(file)) {
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success = false;
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}
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}
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}
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private boolean uploadFile(File file) {
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if (DEBUG) {
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Log.d(TAG, "attempting upload of " + file.getAbsolutePath());
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}
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boolean success = false;
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final int contentLength = (int) file.length();
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HttpURLConnection connection = null;
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InputStream fileInputStream = null;
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try {
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fileInputStream = new FileInputStream(file);
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connection = (HttpURLConnection) mUrl.openConnection();
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connection.setRequestMethod("PUT");
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connection.setDoOutput(true);
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connection.setFixedLengthStreamingMode(contentLength);
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final OutputStream os = connection.getOutputStream();
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final byte[] buf = new byte[BUF_SIZE];
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int numBytesRead;
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while ((numBytesRead = fileInputStream.read(buf)) != -1) {
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os.write(buf, 0, numBytesRead);
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if (DEBUG) {
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Log.d(TAG, new String(buf));
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}
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}
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if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
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Log.d(TAG, "upload failed: " + connection.getResponseCode());
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InputStream netInputStream = connection.getInputStream();
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BufferedReader reader = new BufferedReader(new InputStreamReader(netInputStream));
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String line;
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while ((line = reader.readLine()) != null) {
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Log.d(TAG, "| " + reader.readLine());
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}
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reader.close();
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return success;
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}
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file.delete();
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success = true;
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if (DEBUG) {
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Log.d(TAG, "upload successful");
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}
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if (fileInputStream != null) {
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try {
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fileInputStream.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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if (connection != null) {
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connection.disconnect();
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}
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}
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return success;
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}
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}
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