Merge "[FileEncap6] Extract Uploader class" (bca8348e) · Commits · e / os / android_packages_inputmethods_LatinIME

java/src/com/android/inputmethod/research/Uploader.java

0 → 100644

+187 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2013 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.android.inputmethod.research;

		import android.Manifest;
		import android.app.AlarmManager;
		import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.content.pm.PackageManager;
		import android.net.ConnectivityManager;
		import android.net.NetworkInfo;
		import android.os.BatteryManager;
		import android.text.TextUtils;
		import android.util.Log;

		import com.android.inputmethod.latin.R;
		import com.android.inputmethod.latin.define.ProductionFlag;

		import java.io.BufferedReader;
		import java.io.File;
		import java.io.FileFilter;
		import java.io.FileInputStream;
		import java.io.IOException;
		import java.io.InputStream;
		import java.io.InputStreamReader;
		import java.io.OutputStream;
		import java.net.HttpURLConnection;
		import java.net.MalformedURLException;
		import java.net.URL;

		/**
		* Manages the uploading of ResearchLog files.
		*/
		public final class Uploader {
		private static final String TAG = Uploader.class.getSimpleName();
		private static final boolean DEBUG = false && ProductionFlag.IS_EXPERIMENTAL_DEBUG;
		// Set IS_INHIBITING_AUTO_UPLOAD to true for local testing
		private static final boolean IS_INHIBITING_AUTO_UPLOAD = false
		&& ProductionFlag.IS_EXPERIMENTAL_DEBUG; // Force false for non-debug builds
		private static final int BUF_SIZE = 1024 * 8;

		private final Context mContext;
		private final File mFilesDir;
		private final URL mUrl;

		public Uploader(final Context context) {
		mContext = context;
		mFilesDir = context.getFilesDir();

		final String urlString = context.getString(R.string.research_logger_upload_url);
		if (TextUtils.isEmpty(urlString)) {
		mUrl = null;
		return;
		}
		URL url = null;
		try {
		url = new URL(urlString);
		} catch (final MalformedURLException e) {
		Log.e(TAG, "Bad URL for uploading", e);
		}
		mUrl = url;
		}

		public boolean isPossibleToUpload() {
		return hasUploadingPermission() && mUrl != null && !IS_INHIBITING_AUTO_UPLOAD;
		}

		private boolean hasUploadingPermission() {
		final PackageManager packageManager = mContext.getPackageManager();
		return packageManager.checkPermission(Manifest.permission.INTERNET,
		mContext.getPackageName()) == PackageManager.PERMISSION_GRANTED;
		}

		public boolean isConvenientToUpload() {
		return isExternallyPowered() && hasWifiConnection();
		}

		private boolean isExternallyPowered() {
		final Intent intent = mContext.registerReceiver(null, new IntentFilter(
		Intent.ACTION_BATTERY_CHANGED));
		final int pluggedState = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1);
		return pluggedState == BatteryManager.BATTERY_PLUGGED_AC
		\|\| pluggedState == BatteryManager.BATTERY_PLUGGED_USB;
		}

		private boolean hasWifiConnection() {
		final ConnectivityManager manager =
		(ConnectivityManager) mContext.getSystemService(Context.CONNECTIVITY_SERVICE);
		final NetworkInfo wifiInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
		return wifiInfo.isConnected();
		}

		public void doUpload() {
		if (mFilesDir == null) {
		return;
		}
		final File[] files = mFilesDir.listFiles(new FileFilter() {
		@Override
		public boolean accept(final File pathname) {
		return pathname.getName().startsWith(ResearchLogger.LOG_FILENAME_PREFIX)
		&& !pathname.canWrite();
		}
		});
		// TODO: Remove local variable
		boolean success = true;
		if (files.length == 0) {
		success = false;
		}
		for (final File file : files) {
		if (!uploadFile(file)) {
		success = false;
		}
		}
		}

		private boolean uploadFile(final File file) {
		if (DEBUG) {
		Log.d(TAG, "attempting upload of " + file.getAbsolutePath());
		}
		boolean success = false;
		final int contentLength = (int) file.length();
		HttpURLConnection connection = null;
		InputStream fileInputStream = null;
		try {
		fileInputStream = new FileInputStream(file);
		connection = (HttpURLConnection) mUrl.openConnection();
		connection.setRequestMethod("PUT");
		connection.setDoOutput(true);
		connection.setFixedLengthStreamingMode(contentLength);
		final OutputStream outputStream = connection.getOutputStream();
		final byte[] buf = new byte[BUF_SIZE];
		int numBytesRead;
		while ((numBytesRead = fileInputStream.read(buf)) != -1) {
		outputStream.write(buf, 0, numBytesRead);
		if (DEBUG) {
		Log.d(TAG, new String(buf));
		}
		}
		if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
		Log.d(TAG, "upload failed: " + connection.getResponseCode());
		final InputStream netInputStream = connection.getInputStream();
		final BufferedReader reader = new BufferedReader(new InputStreamReader(
		netInputStream));
		String line;
		while ((line = reader.readLine()) != null) {
		Log.d(TAG, "\| " + reader.readLine());
		}
		reader.close();
		return success;
		}
		file.delete();
		success = true;
		if (DEBUG) {
		Log.d(TAG, "upload successful");
		}
		} catch (final IOException e) {
		Log.e(TAG, "Exception uploading file", e);
		} finally {
		if (fileInputStream != null) {
		try {
		fileInputStream.close();
		} catch (final IOException e) {
		Log.e(TAG, "Exception closing uploaded file", e);
		}
		}
		if (connection != null) {
		connection.disconnect();
		}
		}
		return success;
		}
		}

java/src/com/android/inputmethod/research/UploaderService.java

+10 −162

Original line number	Diff line number	Diff line
		@@ -16,91 +16,36 @@

		package com.android.inputmethod.research;

		import android.Manifest;
		import android.app.AlarmManager;
		import android.app.IntentService;
		import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.content.pm.PackageManager;
		import android.net.ConnectivityManager;
		import android.net.NetworkInfo;
		import android.os.BatteryManager;
		import android.os.Bundle;
		import android.util.Log;

		import com.android.inputmethod.latin.R;
		import com.android.inputmethod.latin.define.ProductionFlag;

		import java.io.BufferedReader;
		import java.io.File;
		import java.io.FileFilter;
		import java.io.FileInputStream;
		import java.io.IOException;
		import java.io.InputStream;
		import java.io.InputStreamReader;
		import java.io.OutputStream;
		import java.net.HttpURLConnection;
		import java.net.MalformedURLException;
		import java.net.URL;

		/**
		* Service to invoke the uploader.
		*
		* Can be regularly invoked, invoked on boot, etc.
		*/
		public final class UploaderService extends IntentService {
		private static final String TAG = UploaderService.class.getSimpleName();
		private static final boolean DEBUG = false && ProductionFlag.IS_EXPERIMENTAL_DEBUG;
		// Set IS_INHIBITING_AUTO_UPLOAD to true for local testing
		private static final boolean IS_INHIBITING_AUTO_UPLOAD = false
		&& ProductionFlag.IS_EXPERIMENTAL_DEBUG; // Force false in production
		public static final long RUN_INTERVAL = AlarmManager.INTERVAL_HOUR;
		public static final String EXTRA_UPLOAD_UNCONDITIONALLY = UploaderService.class.getName()
		+ ".extra.UPLOAD_UNCONDITIONALLY";
		private static final int BUF_SIZE = 1024 * 8;
		protected static final int TIMEOUT_IN_MS = 1000 * 4;

		private File mFilesDir;
		private URL mUrl;

		public UploaderService() {
		super("Research Uploader Service");
		}

		@Override
		public void onCreate() {
		super.onCreate();

		mFilesDir = null;
		mUrl = null;

		if (!hasUploadingPermission()) {
		return;
		}

		try {
		final String urlString = getString(R.string.research_logger_upload_url);
		if (urlString == null \|\| urlString.equals("")) {
		return;
		}
		mFilesDir = getFilesDir();
		mUrl = new URL(urlString);
		} catch (MalformedURLException e) {
		e.printStackTrace();
		}
		}

		public boolean isPossibleToUpload() {
		return hasUploadingPermission() && mUrl != null && !IS_INHIBITING_AUTO_UPLOAD;
		}

		private boolean hasUploadingPermission() {
		final PackageManager packageManager = getPackageManager();
		return packageManager.checkPermission(Manifest.permission.INTERNET,
		getPackageName()) == PackageManager.PERMISSION_GRANTED;
		}

		@Override
		protected void onHandleIntent(Intent intent) {
		if (!isPossibleToUpload()) return;
		if (isUploadingUnconditionally(intent.getExtras()) \|\| isConvenientToUpload()) {
		doUpload();
		protected void onHandleIntent(final Intent intent) {
		final Uploader uploader = new Uploader(this);
		if (!uploader.isPossibleToUpload()) return;
		if (isUploadingUnconditionally(intent.getExtras()) \|\| uploader.isConvenientToUpload()) {
		uploader.doUpload();
		}
		}

		@@ -111,101 +56,4 @@ public final class UploaderService extends IntentService {
		}
		return false;
		}

		private boolean isConvenientToUpload() {
		return isExternallyPowered() && hasWifiConnection();
		}

		private boolean isExternallyPowered() {
		final Intent intent = registerReceiver(null, new IntentFilter(
		Intent.ACTION_BATTERY_CHANGED));
		final int pluggedState = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, -1);
		return pluggedState == BatteryManager.BATTERY_PLUGGED_AC
		\|\| pluggedState == BatteryManager.BATTERY_PLUGGED_USB;
		}

		private boolean hasWifiConnection() {
		final ConnectivityManager manager =
		(ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
		final NetworkInfo wifiInfo = manager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
		return wifiInfo.isConnected();
		}

		private void doUpload() {
		if (mFilesDir == null) {
		return;
		}
		final File[] files = mFilesDir.listFiles(new FileFilter() {
		@Override
		public boolean accept(File pathname) {
		return pathname.getName().startsWith(ResearchLogger.LOG_FILENAME_PREFIX)
		&& !pathname.canWrite();
		}
		});
		boolean success = true;
		if (files.length == 0) {
		success = false;
		}
		for (final File file : files) {
		if (!uploadFile(file)) {
		success = false;
		}
		}
		}

		private boolean uploadFile(File file) {
		if (DEBUG) {
		Log.d(TAG, "attempting upload of " + file.getAbsolutePath());
		}
		boolean success = false;
		final int contentLength = (int) file.length();
		HttpURLConnection connection = null;
		InputStream fileInputStream = null;
		try {
		fileInputStream = new FileInputStream(file);
		connection = (HttpURLConnection) mUrl.openConnection();
		connection.setRequestMethod("PUT");
		connection.setDoOutput(true);
		connection.setFixedLengthStreamingMode(contentLength);
		final OutputStream os = connection.getOutputStream();
		final byte[] buf = new byte[BUF_SIZE];
		int numBytesRead;
		while ((numBytesRead = fileInputStream.read(buf)) != -1) {
		os.write(buf, 0, numBytesRead);
		if (DEBUG) {
		Log.d(TAG, new String(buf));
		}
		}
		if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
		Log.d(TAG, "upload failed: " + connection.getResponseCode());
		InputStream netInputStream = connection.getInputStream();
		BufferedReader reader = new BufferedReader(new InputStreamReader(netInputStream));
		String line;
		while ((line = reader.readLine()) != null) {
		Log.d(TAG, "\| " + reader.readLine());
		}
		reader.close();
		return success;
		}
		file.delete();
		success = true;
		if (DEBUG) {
		Log.d(TAG, "upload successful");
		}
		} catch (Exception e) {
		e.printStackTrace();
		} finally {
		if (fileInputStream != null) {
		try {
		fileInputStream.close();
		} catch (IOException e) {
		e.printStackTrace();
		}
		}
		if (connection != null) {
		connection.disconnect();
		}
		}
		return success;
		}
		}