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am ffebc9cf: Merge "Add shutdown and isTerminated to PrioritizedSerialExecutor."

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* commit 'ffebc9cfa7e13fe87a389e6d50edf3fba6501c67':
  Add shutdown and isTerminated to PrioritizedSerialExecutor.
This commit is contained in:
Satoshi Kataoka 2013-09-13 01:53:35 -07:00 committed by Android Git Automerger
commit 8780b6445b
3 changed files with 55 additions and 9 deletions
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10
java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
View file

@ -617,4 +617,14 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
});
return holder.get(false, TIMEOUT_FOR_READ_OPS_IN_MILLISECONDS);
}
@UsedForTesting
public void shutdownExecutorForTests() {
getExecutor(mFilename).shutdown();
}
@UsedForTesting
public boolean isTerminatedForTests() {
return getExecutor(mFilename).isTerminated();
}
}

33
java/src/com/android/inputmethod/latin/utils/PrioritizedSerialExecutor.java
View file

@ -31,6 +31,7 @@ public class PrioritizedSerialExecutor {
private static final int TASK_QUEUE_CAPACITY = 1000;
private final Queue<Runnable> mTasks;
private final Queue<Runnable> mPrioritizedTasks;
private boolean mIsShutdown;
// The task which is running now.
private Runnable mActive;
@ -38,6 +39,7 @@ public class PrioritizedSerialExecutor {
public PrioritizedSerialExecutor() {
mTasks = new ArrayDeque<Runnable>(TASK_QUEUE_CAPACITY);
mPrioritizedTasks = new ArrayDeque<Runnable>(TASK_QUEUE_CAPACITY);
mIsShutdown = false;
}
/**
@ -56,9 +58,11 @@ public class PrioritizedSerialExecutor {
*/
public void execute(final Runnable r) {
synchronized(mLock) {
mTasks.offer(r);
if (mActive == null) {
scheduleNext();
if (!mIsShutdown) {
mTasks.offer(r);
if (mActive == null) {
scheduleNext();
}
}
}
}
@ -69,9 +73,11 @@ public class PrioritizedSerialExecutor {
*/
public void executePrioritized(final Runnable r) {
synchronized(mLock) {
mPrioritizedTasks.offer(r);
if (mActive == null) {
scheduleNext();
if (!mIsShutdown) {
mPrioritizedTasks.offer(r);
if (mActive == null) {
scheduleNext();
}
}
}
}
@ -123,4 +129,19 @@ public class PrioritizedSerialExecutor {
execute(newTask);
}
}
public void shutdown() {
synchronized(mLock) {
mIsShutdown = true;
}
}
public boolean isTerminated() {
synchronized(mLock) {
if (!mIsShutdown) {
return false;
}
return mPrioritizedTasks.isEmpty() && mTasks.isEmpty() && mActive == null;
}
}
}

21
tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
View file

@ -46,6 +46,7 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
};
private static final int MIN_USER_HISTORY_DICTIONARY_FILE_SIZE = 1000;
private static final int WAIT_TERMINATING_IN_MILLISECONDS = 100;
@Override
public void setUp() {
@ -122,8 +123,14 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
true /* checksContents */);
} finally {
try {
final UserHistoryPredictionDictionary dict =
PersonalizationHelper.getUserHistoryPredictionDictionary(getContext(),
testFilenameSuffix, mPrefs);
Log.d(TAG, "waiting for writing ...");
Thread.sleep(TimeUnit.MILLISECONDS.convert(5L, TimeUnit.SECONDS));
dict.shutdownExecutorForTests();
while (!dict.isTerminatedForTests()) {
Thread.sleep(WAIT_TERMINATING_IN_MILLISECONDS);
}
} catch (InterruptedException e) {
Log.d(TAG, "InterruptedException: " + e);
}
@ -146,11 +153,11 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
final int numberOfWordsInsertedForEachLanguageSwitch = 100;
final File dictFiles[] = new File[numberOfLanguages];
final String testFilenameSuffixes[] = new String[numberOfLanguages];
try {
final Random random = new Random(123456);
// Create filename suffixes for this test.
String testFilenameSuffixes[] = new String[numberOfLanguages];
for (int i = 0; i < numberOfLanguages; i++) {
testFilenameSuffixes[i] = "testSwitchingLanguages" + i;
final String fileName = UserHistoryPredictionDictionary.NAME + "." +
@ -174,7 +181,15 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
} finally {
try {
Log.d(TAG, "waiting for writing ...");
Thread.sleep(TimeUnit.MILLISECONDS.convert(5L, TimeUnit.SECONDS));
for (int i = 0; i < numberOfLanguages; i++) {
final UserHistoryPredictionDictionary dict =
PersonalizationHelper.getUserHistoryPredictionDictionary(getContext(),
testFilenameSuffixes[i], mPrefs);
dict.shutdownExecutorForTests();
while (!dict.isTerminatedForTests()) {
Thread.sleep(WAIT_TERMINATING_IN_MILLISECONDS);
}
}
} catch (InterruptedException e) {
Log.d(TAG, "InterruptedException: " + e);
}