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-rw-r--r--java/src/com/android/inputmethod/latin/Utils.java511
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diff --git a/java/src/com/android/inputmethod/latin/Utils.java b/java/src/com/android/inputmethod/latin/Utils.java
deleted file mode 100644
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--- a/java/src/com/android/inputmethod/latin/Utils.java
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@@ -1,511 +0,0 @@
-/*
- * Copyright (C) 2010 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.latin;
-
-import android.app.Activity;
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.Intent;
-import android.content.pm.ActivityInfo;
-import android.content.pm.PackageInfo;
-import android.content.pm.PackageManager;
-import android.content.pm.PackageManager.NameNotFoundException;
-import android.inputmethodservice.InputMethodService;
-import android.net.Uri;
-import android.os.AsyncTask;
-import android.os.Environment;
-import android.os.Handler;
-import android.os.HandlerThread;
-import android.os.Process;
-import android.text.TextUtils;
-import android.util.Log;
-
-import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
-
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.FileReader;
-import java.io.IOException;
-import java.io.PrintWriter;
-import java.nio.channels.FileChannel;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.Locale;
-
-public final class Utils {
- private static final String TAG = Utils.class.getSimpleName();
-
- private Utils() {
- // This utility class is not publicly instantiable.
- }
-
- /**
- * Cancel an {@link AsyncTask}.
- *
- * @param mayInterruptIfRunning <tt>true</tt> if the thread executing this
- * task should be interrupted; otherwise, in-progress tasks are allowed
- * to complete.
- */
- public static void cancelTask(final AsyncTask<?, ?, ?> task,
- final boolean mayInterruptIfRunning) {
- if (task != null && task.getStatus() != AsyncTask.Status.FINISHED) {
- task.cancel(mayInterruptIfRunning);
- }
- }
-
- /* package */ static final class RingCharBuffer {
- private static RingCharBuffer sRingCharBuffer = new RingCharBuffer();
- private static final char PLACEHOLDER_DELIMITER_CHAR = '\uFFFC';
- private static final int INVALID_COORDINATE = -2;
- /* package */ static final int BUFSIZE = 20;
- private InputMethodService mContext;
- private boolean mEnabled = false;
- private int mEnd = 0;
- /* package */ int mLength = 0;
- private char[] mCharBuf = new char[BUFSIZE];
- private int[] mXBuf = new int[BUFSIZE];
- private int[] mYBuf = new int[BUFSIZE];
-
- private RingCharBuffer() {
- // Intentional empty constructor for singleton.
- }
-
- @UsedForTesting
- public static RingCharBuffer getInstance() {
- return sRingCharBuffer;
- }
-
- public static RingCharBuffer init(final InputMethodService context, final boolean enabled,
- final boolean usabilityStudy) {
- if (!(enabled || usabilityStudy)) {
- return null;
- }
- sRingCharBuffer.mContext = context;
- sRingCharBuffer.mEnabled = true;
- UsabilityStudyLogUtils.getInstance().init(context);
- return sRingCharBuffer;
- }
-
- private static int normalize(final int in) {
- int ret = in % BUFSIZE;
- return ret < 0 ? ret + BUFSIZE : ret;
- }
-
- // TODO: accept code points
- @UsedForTesting
- public void push(final char c, final int x, final int y) {
- if (!mEnabled) {
- return;
- }
- mCharBuf[mEnd] = c;
- mXBuf[mEnd] = x;
- mYBuf[mEnd] = y;
- mEnd = normalize(mEnd + 1);
- if (mLength < BUFSIZE) {
- ++mLength;
- }
- }
-
- public char pop() {
- if (mLength < 1) {
- return PLACEHOLDER_DELIMITER_CHAR;
- }
- mEnd = normalize(mEnd - 1);
- --mLength;
- return mCharBuf[mEnd];
- }
-
- public char getBackwardNthChar(final int n) {
- if (mLength <= n || n < 0) {
- return PLACEHOLDER_DELIMITER_CHAR;
- }
- return mCharBuf[normalize(mEnd - n - 1)];
- }
-
- public int getPreviousX(final char c, final int back) {
- final int index = normalize(mEnd - 2 - back);
- if (mLength <= back
- || Character.toLowerCase(c) != Character.toLowerCase(mCharBuf[index])) {
- return INVALID_COORDINATE;
- }
- return mXBuf[index];
- }
-
- public int getPreviousY(final char c, final int back) {
- int index = normalize(mEnd - 2 - back);
- if (mLength <= back
- || Character.toLowerCase(c) != Character.toLowerCase(mCharBuf[index])) {
- return INVALID_COORDINATE;
- }
- return mYBuf[index];
- }
-
- public String getLastWord(final int ignoreCharCount) {
- final StringBuilder sb = new StringBuilder();
- final LatinIME latinIme = (LatinIME)mContext;
- int i = ignoreCharCount;
- for (; i < mLength; ++i) {
- final char c = mCharBuf[normalize(mEnd - 1 - i)];
- if (!latinIme.isWordSeparator(c)) {
- break;
- }
- }
- for (; i < mLength; ++i) {
- char c = mCharBuf[normalize(mEnd - 1 - i)];
- if (!latinIme.isWordSeparator(c)) {
- sb.append(c);
- } else {
- break;
- }
- }
- return sb.reverse().toString();
- }
-
- public void reset() {
- mLength = 0;
- }
- }
-
- // Get the current stack trace
- public static String getStackTrace(final int limit) {
- final StringBuilder sb = new StringBuilder();
- try {
- throw new RuntimeException();
- } catch (final RuntimeException e) {
- final StackTraceElement[] frames = e.getStackTrace();
- // Start at 1 because the first frame is here and we don't care about it
- for (int j = 1; j < frames.length && j < limit + 1; ++j) {
- sb.append(frames[j].toString() + "\n");
- }
- }
- return sb.toString();
- }
-
- public static String getStackTrace() {
- return getStackTrace(Integer.MAX_VALUE - 1);
- }
-
- public static final class UsabilityStudyLogUtils {
- // TODO: remove code duplication with ResearchLog class
- private static final String USABILITY_TAG = UsabilityStudyLogUtils.class.getSimpleName();
- private static final String FILENAME = "log.txt";
- private final Handler mLoggingHandler;
- private File mFile;
- private File mDirectory;
- private InputMethodService mIms;
- private PrintWriter mWriter;
- private final Date mDate;
- private final SimpleDateFormat mDateFormat;
-
- private UsabilityStudyLogUtils() {
- mDate = new Date();
- mDateFormat = new SimpleDateFormat("yyyyMMdd-HHmmss.SSSZ", Locale.US);
-
- HandlerThread handlerThread = new HandlerThread("UsabilityStudyLogUtils logging task",
- Process.THREAD_PRIORITY_BACKGROUND);
- handlerThread.start();
- mLoggingHandler = new Handler(handlerThread.getLooper());
- }
-
- // Initialization-on-demand holder
- private static final class OnDemandInitializationHolder {
- public static final UsabilityStudyLogUtils sInstance = new UsabilityStudyLogUtils();
- }
-
- public static UsabilityStudyLogUtils getInstance() {
- return OnDemandInitializationHolder.sInstance;
- }
-
- public void init(final InputMethodService ims) {
- mIms = ims;
- mDirectory = ims.getFilesDir();
- }
-
- private void createLogFileIfNotExist() {
- if ((mFile == null || !mFile.exists())
- && (mDirectory != null && mDirectory.exists())) {
- try {
- mWriter = getPrintWriter(mDirectory, FILENAME, false);
- } catch (final IOException e) {
- Log.e(USABILITY_TAG, "Can't create log file.");
- }
- }
- }
-
- public static void writeBackSpace(final int x, final int y) {
- UsabilityStudyLogUtils.getInstance().write("<backspace>\t" + x + "\t" + y);
- }
-
- public static void writeChar(final char c, final int x, final int y) {
- String inputChar = String.valueOf(c);
- switch (c) {
- case '\n':
- inputChar = "<enter>";
- break;
- case '\t':
- inputChar = "<tab>";
- break;
- case ' ':
- inputChar = "<space>";
- break;
- }
- UsabilityStudyLogUtils.getInstance().write(inputChar + "\t" + x + "\t" + y);
- LatinImeLogger.onPrintAllUsabilityStudyLogs();
- }
-
- public void write(final String log) {
- mLoggingHandler.post(new Runnable() {
- @Override
- public void run() {
- createLogFileIfNotExist();
- final long currentTime = System.currentTimeMillis();
- mDate.setTime(currentTime);
-
- final String printString = String.format(Locale.US, "%s\t%d\t%s\n",
- mDateFormat.format(mDate), currentTime, log);
- if (LatinImeLogger.sDBG) {
- Log.d(USABILITY_TAG, "Write: " + log);
- }
- mWriter.print(printString);
- }
- });
- }
-
- private synchronized String getBufferedLogs() {
- mWriter.flush();
- final StringBuilder sb = new StringBuilder();
- final BufferedReader br = getBufferedReader();
- String line;
- try {
- while ((line = br.readLine()) != null) {
- sb.append('\n');
- sb.append(line);
- }
- } catch (final IOException e) {
- Log.e(USABILITY_TAG, "Can't read log file.");
- } finally {
- if (LatinImeLogger.sDBG) {
- Log.d(USABILITY_TAG, "Got all buffered logs\n" + sb.toString());
- }
- try {
- br.close();
- } catch (final IOException e) {
- // ignore.
- }
- }
- return sb.toString();
- }
-
- public void emailResearcherLogsAll() {
- mLoggingHandler.post(new Runnable() {
- @Override
- public void run() {
- final Date date = new Date();
- date.setTime(System.currentTimeMillis());
- final String currentDateTimeString =
- new SimpleDateFormat("yyyyMMdd-HHmmssZ", Locale.US).format(date);
- if (mFile == null) {
- Log.w(USABILITY_TAG, "No internal log file found.");
- return;
- }
- if (mIms.checkCallingOrSelfPermission(
- android.Manifest.permission.WRITE_EXTERNAL_STORAGE)
- != PackageManager.PERMISSION_GRANTED) {
- Log.w(USABILITY_TAG, "Doesn't have the permission WRITE_EXTERNAL_STORAGE");
- return;
- }
- mWriter.flush();
- final String destPath = Environment.getExternalStorageDirectory()
- + "/research-" + currentDateTimeString + ".log";
- final File destFile = new File(destPath);
- try {
- final FileInputStream srcStream = new FileInputStream(mFile);
- final FileOutputStream destStream = new FileOutputStream(destFile);
- final FileChannel src = srcStream.getChannel();
- final FileChannel dest = destStream.getChannel();
- src.transferTo(0, src.size(), dest);
- src.close();
- srcStream.close();
- dest.close();
- destStream.close();
- } catch (final FileNotFoundException e1) {
- Log.w(USABILITY_TAG, e1);
- return;
- } catch (final IOException e2) {
- Log.w(USABILITY_TAG, e2);
- return;
- }
- if (destFile == null || !destFile.exists()) {
- Log.w(USABILITY_TAG, "Dest file doesn't exist.");
- return;
- }
- final Intent intent = new Intent(Intent.ACTION_SEND);
- intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
- if (LatinImeLogger.sDBG) {
- Log.d(USABILITY_TAG, "Destination file URI is " + destFile.toURI());
- }
- intent.setType("text/plain");
- intent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + destPath));
- intent.putExtra(Intent.EXTRA_SUBJECT,
- "[Research Logs] " + currentDateTimeString);
- mIms.startActivity(intent);
- }
- });
- }
-
- public void printAll() {
- mLoggingHandler.post(new Runnable() {
- @Override
- public void run() {
- mIms.getCurrentInputConnection().commitText(getBufferedLogs(), 0);
- }
- });
- }
-
- public void clearAll() {
- mLoggingHandler.post(new Runnable() {
- @Override
- public void run() {
- if (mFile != null && mFile.exists()) {
- if (LatinImeLogger.sDBG) {
- Log.d(USABILITY_TAG, "Delete log file.");
- }
- mFile.delete();
- mWriter.close();
- }
- }
- });
- }
-
- private BufferedReader getBufferedReader() {
- createLogFileIfNotExist();
- try {
- return new BufferedReader(new FileReader(mFile));
- } catch (final FileNotFoundException e) {
- return null;
- }
- }
-
- private PrintWriter getPrintWriter(final File dir, final String filename,
- final boolean renew) throws IOException {
- mFile = new File(dir, filename);
- if (mFile.exists()) {
- if (renew) {
- mFile.delete();
- }
- }
- return new PrintWriter(new FileOutputStream(mFile), true /* autoFlush */);
- }
- }
-
- public static final class Stats {
- public static void onNonSeparator(final char code, final int x, final int y) {
- RingCharBuffer.getInstance().push(code, x, y);
- LatinImeLogger.logOnInputChar();
- }
-
- public static void onSeparator(final int code, final int x, final int y) {
- // Helper method to log a single code point separator
- // TODO: cache this mapping of a code point to a string in a sparse array in StringUtils
- onSeparator(new String(new int[]{code}, 0, 1), x, y);
- }
-
- public static void onSeparator(final String separator, final int x, final int y) {
- final int length = separator.length();
- for (int i = 0; i < length; i = Character.offsetByCodePoints(separator, i, 1)) {
- int codePoint = Character.codePointAt(separator, i);
- // TODO: accept code points
- RingCharBuffer.getInstance().push((char)codePoint, x, y);
- }
- LatinImeLogger.logOnInputSeparator();
- }
-
- public static void onAutoCorrection(final String typedWord, final String correctedWord,
- final String separatorString, final WordComposer wordComposer) {
- final boolean isBatchMode = wordComposer.isBatchMode();
- if (!isBatchMode && TextUtils.isEmpty(typedWord)) {
- return;
- }
- // TODO: this fails when the separator is more than 1 code point long, but
- // the backend can't handle it yet. The only case when this happens is with
- // smileys and other multi-character keys.
- final int codePoint = TextUtils.isEmpty(separatorString) ? Constants.NOT_A_CODE
- : separatorString.codePointAt(0);
- if (!isBatchMode) {
- LatinImeLogger.logOnAutoCorrectionForTyping(typedWord, correctedWord, codePoint);
- } else {
- if (!TextUtils.isEmpty(correctedWord)) {
- // We must make sure that InputPointer contains only the relative timestamps,
- // not actual timestamps.
- LatinImeLogger.logOnAutoCorrectionForGeometric(
- "", correctedWord, codePoint, wordComposer.getInputPointers());
- }
- }
- }
-
- public static void onAutoCorrectionCancellation() {
- LatinImeLogger.logOnAutoCorrectionCancelled();
- }
- }
-
- public static String getDebugInfo(final SuggestedWords suggestions, final int pos) {
- if (!LatinImeLogger.sDBG) {
- return null;
- }
- final SuggestedWordInfo wordInfo = suggestions.getInfo(pos);
- if (wordInfo == null) {
- return null;
- }
- final String info = wordInfo.getDebugString();
- if (TextUtils.isEmpty(info)) {
- return null;
- }
- return info;
- }
-
- public static int getAcitivityTitleResId(final Context context,
- final Class<? extends Activity> cls) {
- final ComponentName cn = new ComponentName(context, cls);
- try {
- final ActivityInfo ai = context.getPackageManager().getActivityInfo(cn, 0);
- if (ai != null) {
- return ai.labelRes;
- }
- } catch (final NameNotFoundException e) {
- Log.e(TAG, "Failed to get settings activity title res id.", e);
- }
- return 0;
- }
-
- public static String getVersionName(final Context context) {
- try {
- if (context == null) {
- return "";
- }
- final String packageName = context.getPackageName();
- final PackageInfo info = context.getPackageManager().getPackageInfo(packageName, 0);
- return info.versionName;
- } catch (final NameNotFoundException e) {
- Log.e(TAG, "Could not find version info.", e);
- }
- return "";
- }
-}
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