Fix issues in TextServicesManagerService (df5659d3) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/textservice/ITextServicesManager.aidl

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -32,5 +32,6 @@ interface ITextServicesManager {
	in ITextServicesSessionListener tsListener,		in ITextServicesSessionListener tsListener,
	in ISpellCheckerSessionListener scListener);		in ISpellCheckerSessionListener scListener);
	oneway void finishSpellCheckerService(in ISpellCheckerSessionListener listener);		oneway void finishSpellCheckerService(in ISpellCheckerSessionListener listener);
			oneway void setCurrentSpellChecker(in SpellCheckerInfo info);
	SpellCheckerInfo[] getEnabledSpellCheckers();		SpellCheckerInfo[] getEnabledSpellCheckers();
	}		}

services/java/com/android/server/TextServicesManagerService.java

+78 −32

Original line number	Original line	Diff line number	Diff line
	@@ -73,6 +73,16 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	synchronized (mSpellCheckerMap) {		synchronized (mSpellCheckerMap) {
	buildSpellCheckerMapLocked(context, mSpellCheckerList, mSpellCheckerMap);		buildSpellCheckerMapLocked(context, mSpellCheckerList, mSpellCheckerMap);
	}		}
			SpellCheckerInfo sci = getCurrentSpellChecker(null);
			if (sci == null) {
			sci = findAvailSpellCheckerLocked(null, null);
			if (sci != null) {
			// Set the current spell checker if there is one or more spell checkers
			// available. In this case, "sci" is the first one in the available spell
			// checkers.
			setCurrentSpellCheckerLocked(sci);
			}
			}
	}		}

	private class TextServicesMonitor extends PackageMonitor {		private class TextServicesMonitor extends PackageMonitor {
	@@ -87,10 +97,10 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	final int change = isPackageDisappearing(packageName);		final int change = isPackageDisappearing(packageName);
	if (change == PACKAGE_PERMANENT_CHANGE \|\| change == PACKAGE_TEMPORARY_CHANGE) {		if (change == PACKAGE_PERMANENT_CHANGE \|\| change == PACKAGE_TEMPORARY_CHANGE) {
	// Package disappearing		// Package disappearing
	setCurrentSpellChecker(findAvailSpellCheckerLocked(null, packageName));		setCurrentSpellCheckerLocked(findAvailSpellCheckerLocked(null, packageName));
	} else if (isPackageModified(packageName)) {		} else if (isPackageModified(packageName)) {
	// Package modified		// Package modified
	setCurrentSpellChecker(findAvailSpellCheckerLocked(null, packageName));		setCurrentSpellCheckerLocked(findAvailSpellCheckerLocked(null, packageName));
	}		}
	}		}
	}		}
	@@ -160,13 +170,7 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	Slog.w(TAG, "getCurrentSpellChecker: " + curSpellCheckerId);		Slog.w(TAG, "getCurrentSpellChecker: " + curSpellCheckerId);
	}		}
	if (TextUtils.isEmpty(curSpellCheckerId)) {		if (TextUtils.isEmpty(curSpellCheckerId)) {
	final SpellCheckerInfo sci = findAvailSpellCheckerLocked(null, null);		return null;
	if (sci == null) return null;
	// Set the current spell checker if there is one or more spell checkers
	// available. In this case, "sci" is the first one in the available spell
	// checkers.
	setCurrentSpellChecker(sci);
	return sci;
	}		}
	return mSpellCheckerMap.get(curSpellCheckerId);		return mSpellCheckerMap.get(curSpellCheckerId);
	}		}
	@@ -187,12 +191,13 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	if (!mSpellCheckerMap.containsKey(sciId)) {		if (!mSpellCheckerMap.containsKey(sciId)) {
	return;		return;
	}		}
			final int uid = Binder.getCallingUid();
	if (mSpellCheckerBindGroups.containsKey(sciId)) {		if (mSpellCheckerBindGroups.containsKey(sciId)) {
	final SpellCheckerBindGroup bindGroup = mSpellCheckerBindGroups.get(sciId);		final SpellCheckerBindGroup bindGroup = mSpellCheckerBindGroups.get(sciId);
	if (bindGroup != null) {		if (bindGroup != null) {
	final InternalDeathRecipient recipient =		final InternalDeathRecipient recipient =
	mSpellCheckerBindGroups.get(sciId).addListener(		mSpellCheckerBindGroups.get(sciId).addListener(
	tsListener, locale, scListener);		tsListener, locale, scListener, uid);
	if (recipient == null) {		if (recipient == null) {
	if (DBG) {		if (DBG) {
	Slog.w(TAG, "Didn't create a death recipient.");		Slog.w(TAG, "Didn't create a death recipient.");
	@@ -204,14 +209,22 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	bindGroup.removeAll();		bindGroup.removeAll();
	} else if (bindGroup.mSpellChecker != null) {		} else if (bindGroup.mSpellChecker != null) {
	if (DBG) {		if (DBG) {
	Slog.w(TAG, "Existing bind found. Return a spell checker session now.");		Slog.w(TAG, "Existing bind found. Return a spell checker session now. "
			+ "Listeners count = " + bindGroup.mListeners.size());
	}		}
	try {		try {
	final ISpellCheckerSession session =		final ISpellCheckerSession session =
	bindGroup.mSpellChecker.getISpellCheckerSession(		bindGroup.mSpellChecker.getISpellCheckerSession(
	recipient.mScLocale, recipient.mScListener);		recipient.mScLocale, recipient.mScListener);
			if (session != null) {
	tsListener.onServiceConnected(session);		tsListener.onServiceConnected(session);
	return;		return;
			} else {
			if (DBG) {
			Slog.w(TAG, "Existing bind already expired. ");
			}
			bindGroup.removeAll();
			}
	} catch (RemoteException e) {		} catch (RemoteException e) {
	Slog.e(TAG, "Exception in getting spell checker session: " + e);		Slog.e(TAG, "Exception in getting spell checker session: " + e);
	bindGroup.removeAll();		bindGroup.removeAll();
	@@ -221,7 +234,7 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	}		}
	final long ident = Binder.clearCallingIdentity();		final long ident = Binder.clearCallingIdentity();
	try {		try {
	startSpellCheckerServiceInnerLocked(info, locale, tsListener, scListener);		startSpellCheckerServiceInnerLocked(info, locale, tsListener, scListener, uid);
	} finally {		} finally {
	Binder.restoreCallingIdentity(ident);		Binder.restoreCallingIdentity(ident);
	}		}
	@@ -230,7 +243,11 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	}		}

	private void startSpellCheckerServiceInnerLocked(SpellCheckerInfo info, String locale,		private void startSpellCheckerServiceInnerLocked(SpellCheckerInfo info, String locale,
	ITextServicesSessionListener tsListener, ISpellCheckerSessionListener scListener) {		ITextServicesSessionListener tsListener, ISpellCheckerSessionListener scListener,
			int uid) {
			if (DBG) {
			Slog.w(TAG, "Start spell checker session inner locked.");
			}
	final String sciId = info.getId();		final String sciId = info.getId();
	final InternalServiceConnection connection = new InternalServiceConnection(		final InternalServiceConnection connection = new InternalServiceConnection(
	sciId, locale, scListener);		sciId, locale, scListener);
	@@ -244,7 +261,7 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	return;		return;
	}		}
	final SpellCheckerBindGroup group = new SpellCheckerBindGroup(		final SpellCheckerBindGroup group = new SpellCheckerBindGroup(
	connection, tsListener, locale, scListener);		connection, tsListener, locale, scListener, uid);
	mSpellCheckerBindGroups.put(sciId, group);		mSpellCheckerBindGroups.put(sciId, group);
	}		}

	@@ -272,19 +289,39 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	}		}
	}		}

	private void setCurrentSpellChecker(SpellCheckerInfo sci) {		@Override
			public void setCurrentSpellChecker(SpellCheckerInfo sci) {
			synchronized(mSpellCheckerMap) {
			if (mContext.checkCallingOrSelfPermission(
			android.Manifest.permission.WRITE_SECURE_SETTINGS)
			!= PackageManager.PERMISSION_GRANTED) {
			throw new SecurityException(
			"Requires permission "
			+ android.Manifest.permission.WRITE_SECURE_SETTINGS);
			}
			setCurrentSpellCheckerLocked(sci);
			}
			}

			private void setCurrentSpellCheckerLocked(SpellCheckerInfo sci) {
	if (DBG) {		if (DBG) {
	Slog.w(TAG, "setCurrentSpellChecker: " + sci.getId());		Slog.w(TAG, "setCurrentSpellChecker: " + sci.getId());
	}		}
	if (sci == null \|\| mSpellCheckerMap.containsKey(sci.getId())) return;		if (sci == null \|\| !mSpellCheckerMap.containsKey(sci.getId())) return;
			final long ident = Binder.clearCallingIdentity();
			try {
	Settings.Secure.putString(mContext.getContentResolver(),		Settings.Secure.putString(mContext.getContentResolver(),
	Settings.Secure.SPELL_CHECKER_SERVICE, sci == null ? "" : sci.getId());		Settings.Secure.SPELL_CHECKER_SERVICE, sci == null ? "" : sci.getId());
			} finally {
			Binder.restoreCallingIdentity(ident);
			}
	}		}

	// SpellCheckerBindGroup contains active text service session listeners.		// SpellCheckerBindGroup contains active text service session listeners.
	// If there are no listeners anymore, the SpellCheckerBindGroup instance will be removed from		// If there are no listeners anymore, the SpellCheckerBindGroup instance will be removed from
	// mSpellCheckerBindGroups		// mSpellCheckerBindGroups
	private class SpellCheckerBindGroup {		private class SpellCheckerBindGroup {
			private final String TAG = SpellCheckerBindGroup.class.getSimpleName();
	private final InternalServiceConnection mInternalConnection;		private final InternalServiceConnection mInternalConnection;
	private final ArrayList<InternalDeathRecipient> mListeners =		private final ArrayList<InternalDeathRecipient> mListeners =
	new ArrayList<InternalDeathRecipient>();		new ArrayList<InternalDeathRecipient>();
	@@ -293,10 +330,10 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {

	public SpellCheckerBindGroup(InternalServiceConnection connection,		public SpellCheckerBindGroup(InternalServiceConnection connection,
	ITextServicesSessionListener listener, String locale,		ITextServicesSessionListener listener, String locale,
	ISpellCheckerSessionListener scListener) {		ISpellCheckerSessionListener scListener, int uid) {
	mInternalConnection = connection;		mInternalConnection = connection;
	mConnected = false;		mConnected = false;
	addListener(listener, locale, scListener);		addListener(listener, locale, scListener, uid);
	}		}

	public void onServiceConnected(ISpellCheckerService spellChecker) {		public void onServiceConnected(ISpellCheckerService spellChecker) {
	@@ -310,7 +347,7 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	listener.mScLocale, listener.mScListener);		listener.mScLocale, listener.mScListener);
	listener.mTsListener.onServiceConnected(session);		listener.mTsListener.onServiceConnected(session);
	} catch (RemoteException e) {		} catch (RemoteException e) {
	Slog.e(TAG, "Exception in getting spell checker session: " + e);		Slog.e(TAG, "Exception in getting the spell checker session: " + e);
	removeAll();		removeAll();
	return;		return;
	}		}
	@@ -321,7 +358,7 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	}		}

	public InternalDeathRecipient addListener(ITextServicesSessionListener tsListener,		public InternalDeathRecipient addListener(ITextServicesSessionListener tsListener,
	String locale, ISpellCheckerSessionListener scListener) {		String locale, ISpellCheckerSessionListener scListener, int uid) {
	if (DBG) {		if (DBG) {
	Slog.d(TAG, "addListener: " + locale);		Slog.d(TAG, "addListener: " + locale);
	}		}
	@@ -336,10 +373,9 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	}		}
	}		}
	recipient = new InternalDeathRecipient(		recipient = new InternalDeathRecipient(
	this, tsListener, locale, scListener);		this, tsListener, locale, scListener, uid);
	scListener.asBinder().linkToDeath(recipient, 0);		scListener.asBinder().linkToDeath(recipient, 0);
	mListeners.add(new InternalDeathRecipient(		mListeners.add(recipient);
	this, tsListener, locale, scListener));
	} catch(RemoteException e) {		} catch(RemoteException e) {
	// do nothing		// do nothing
	}		}
	@@ -350,7 +386,7 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {

	public void removeListener(ISpellCheckerSessionListener listener) {		public void removeListener(ISpellCheckerSessionListener listener) {
	if (DBG) {		if (DBG) {
	Slog.d(TAG, "remove listener");		Slog.w(TAG, "remove listener: " + listener.hashCode());
	}		}
	synchronized(mSpellCheckerMap) {		synchronized(mSpellCheckerMap) {
	final int size = mListeners.size();		final int size = mListeners.size();
	@@ -359,11 +395,17 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	for (int i = 0; i < size; ++i) {		for (int i = 0; i < size; ++i) {
	final InternalDeathRecipient tempRecipient = mListeners.get(i);		final InternalDeathRecipient tempRecipient = mListeners.get(i);
	if(tempRecipient.hasSpellCheckerListener(listener)) {		if(tempRecipient.hasSpellCheckerListener(listener)) {
			if (DBG) {
			Slog.w(TAG, "found existing listener.");
			}
	removeList.add(tempRecipient);		removeList.add(tempRecipient);
	}		}
	}		}
	final int removeSize = removeList.size();		final int removeSize = removeList.size();
	for (int i = 0; i < removeSize; ++i) {		for (int i = 0; i < removeSize; ++i) {
			if (DBG) {
			Slog.w(TAG, "Remove " + removeList.get(i));
			}
	mListeners.remove(removeList.get(i));		mListeners.remove(removeList.get(i));
	}		}
	cleanLocked();		cleanLocked();
	@@ -385,10 +427,12 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {

	public void removeAll() {		public void removeAll() {
	Slog.e(TAG, "Remove the spell checker bind unexpectedly.");		Slog.e(TAG, "Remove the spell checker bind unexpectedly.");
			synchronized(mSpellCheckerMap) {
	mListeners.clear();		mListeners.clear();
	cleanLocked();		cleanLocked();
	}		}
	}		}
			}

	private class InternalServiceConnection implements ServiceConnection {		private class InternalServiceConnection implements ServiceConnection {
	private final ISpellCheckerSessionListener mListener;		private final ISpellCheckerSessionListener mListener;
	@@ -426,17 +470,19 @@ public class TextServicesManagerService extends ITextServicesManager.Stub {
	public final ISpellCheckerSessionListener mScListener;		public final ISpellCheckerSessionListener mScListener;
	public final String mScLocale;		public final String mScLocale;
	private final SpellCheckerBindGroup mGroup;		private final SpellCheckerBindGroup mGroup;
			public final int mUid;
	public InternalDeathRecipient(SpellCheckerBindGroup group,		public InternalDeathRecipient(SpellCheckerBindGroup group,
	ITextServicesSessionListener tsListener, String scLocale,		ITextServicesSessionListener tsListener, String scLocale,
	ISpellCheckerSessionListener scListener) {		ISpellCheckerSessionListener scListener, int uid) {
	mTsListener = tsListener;		mTsListener = tsListener;
	mScListener = scListener;		mScListener = scListener;
	mScLocale = scLocale;		mScLocale = scLocale;
	mGroup = group;		mGroup = group;
			mUid = uid;
	}		}

	public boolean hasSpellCheckerListener(ISpellCheckerSessionListener listener) {		public boolean hasSpellCheckerListener(ISpellCheckerSessionListener listener) {
	return mScListener.equals(listener);		return listener.asBinder().equals(mScListener.asBinder());
	}		}

	@Override		@Override