Frameworks: Annotate trivial @GuardedBy in core/java

Add @GuardedBy for simple functions that require a single lock
and are named XYZLocked.

Bug: 73000847
Test: m
Test: m javac-check-framework RUN_ERROR_PRONE=true
Change-Id: Icb5114fea2ff2385e1cc7511121026099e05c0ee
diff --git a/core/java/android/app/ContextImpl.java b/core/java/android/app/ContextImpl.java
index 4a9b2bc..a1ba13d 100644
--- a/core/java/android/app/ContextImpl.java
+++ b/core/java/android/app/ContextImpl.java
@@ -409,6 +409,7 @@
         return sp;
     }
 
+    @GuardedBy("ContextImpl.class")
     private ArrayMap<File, SharedPreferencesImpl> getSharedPreferencesCacheLocked() {
         if (sSharedPrefsCache == null) {
             sSharedPrefsCache = new ArrayMap<>();
diff --git a/core/java/android/content/pm/permission/RuntimePermissionPresenter.java b/core/java/android/content/pm/permission/RuntimePermissionPresenter.java
index 02d0a6d..79bc9a3 100644
--- a/core/java/android/content/pm/permission/RuntimePermissionPresenter.java
+++ b/core/java/android/content/pm/permission/RuntimePermissionPresenter.java
@@ -274,6 +274,7 @@
             }
         }
 
+        @GuardedBy("mLock")
         private void scheduleNextMessageIfNeededLocked() {
             if (mBound && mRemoteInstance != null && !mPendingWork.isEmpty()) {
                 Message nextMessage = mPendingWork.remove(0);
diff --git a/core/java/android/content/res/AssetManager.java b/core/java/android/content/res/AssetManager.java
index 24116b4..bb90700 100644
--- a/core/java/android/content/res/AssetManager.java
+++ b/core/java/android/content/res/AssetManager.java
@@ -143,6 +143,7 @@
     /**
      * This must be called from Zygote so that system assets are shared by all applications.
      */
+    @GuardedBy("sSync")
     private static void createSystemAssetsInZygoteLocked() {
         if (sSystem != null) {
             return;
@@ -366,6 +367,7 @@
      * The AssetManager may have been closed, but references to it still exist
      * and therefore the native implementation is not destroyed.
      */
+    @GuardedBy("this")
     private void ensureValidLocked() {
         if (mObject == 0) {
             throw new RuntimeException("AssetManager has been destroyed");
@@ -376,6 +378,7 @@
      * Ensures that the AssetManager has not been explicitly closed. If this method passes,
      * then this implies that ensureValidLocked() also passes.
      */
+    @GuardedBy("this")
     private void ensureOpenLocked() {
         // If mOpen is true, this implies that mObject != 0.
         if (!mOpen) {
@@ -1189,6 +1192,7 @@
         }
     }
 
+    @GuardedBy("this")
     private void incRefsLocked(long id) {
         if (DEBUG_REFS) {
             if (mRefStacks == null) {
@@ -1201,6 +1205,7 @@
         mNumRefs++;
     }
 
+    @GuardedBy("this")
     private void decRefsLocked(long id) {
         if (DEBUG_REFS && mRefStacks != null) {
             mRefStacks.remove(id);
diff --git a/core/java/android/database/sqlite/SQLiteConnectionPool.java b/core/java/android/database/sqlite/SQLiteConnectionPool.java
index b211700..dc60612 100644
--- a/core/java/android/database/sqlite/SQLiteConnectionPool.java
+++ b/core/java/android/database/sqlite/SQLiteConnectionPool.java
@@ -422,6 +422,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private boolean recycleConnectionLocked(SQLiteConnection connection,
             AcquiredConnectionStatus status) {
         if (status == AcquiredConnectionStatus.RECONFIGURE) {
@@ -531,6 +532,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private void closeAvailableConnectionsAndLogExceptionsLocked() {
         closeAvailableNonPrimaryConnectionsAndLogExceptionsLocked();
 
@@ -541,6 +543,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private boolean closeAvailableConnectionLocked(int connectionId) {
         final int count = mAvailableNonPrimaryConnections.size();
         for (int i = count - 1; i >= 0; i--) {
@@ -562,6 +565,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private void closeAvailableNonPrimaryConnectionsAndLogExceptionsLocked() {
         final int count = mAvailableNonPrimaryConnections.size();
         for (int i = 0; i < count; i++) {
@@ -581,6 +585,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private void closeExcessConnectionsAndLogExceptionsLocked() {
         int availableCount = mAvailableNonPrimaryConnections.size();
         while (availableCount-- > mMaxConnectionPoolSize - 1) {
@@ -591,6 +596,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private void closeConnectionAndLogExceptionsLocked(SQLiteConnection connection) {
         try {
             connection.close(); // might throw
@@ -609,6 +615,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private void reconfigureAllConnectionsLocked() {
         if (mAvailablePrimaryConnection != null) {
             try {
@@ -776,6 +783,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private void cancelConnectionWaiterLocked(ConnectionWaiter waiter) {
         if (waiter.mAssignedConnection != null || waiter.mException != null) {
             // Waiter is done waiting but has not woken up yet.
@@ -848,6 +856,7 @@
     }
 
     // Can't throw.
+    @GuardedBy("mLock")
     private void wakeConnectionWaitersLocked() {
         // Unpark all waiters that have requests that we can fulfill.
         // This method is designed to not throw runtime exceptions, although we might send
@@ -910,6 +919,7 @@
     }
 
     // Might throw.
+    @GuardedBy("mLock")
     private SQLiteConnection tryAcquirePrimaryConnectionLocked(int connectionFlags) {
         // If the primary connection is available, acquire it now.
         SQLiteConnection connection = mAvailablePrimaryConnection;
@@ -935,6 +945,7 @@
     }
 
     // Might throw.
+    @GuardedBy("mLock")
     private SQLiteConnection tryAcquireNonPrimaryConnectionLocked(
             String sql, int connectionFlags) {
         // Try to acquire the next connection in the queue.
@@ -974,6 +985,7 @@
     }
 
     // Might throw.
+    @GuardedBy("mLock")
     private void finishAcquireConnectionLocked(SQLiteConnection connection, int connectionFlags) {
         try {
             final boolean readOnly = (connectionFlags & CONNECTION_FLAG_READ_ONLY) != 0;
diff --git a/core/java/android/service/notification/NotificationListenerService.java b/core/java/android/service/notification/NotificationListenerService.java
index b7b2b2d..422e36b 100644
--- a/core/java/android/service/notification/NotificationListenerService.java
+++ b/core/java/android/service/notification/NotificationListenerService.java
@@ -1343,6 +1343,7 @@
     /**
      * @hide
      */
+    @GuardedBy("mLock")
     public final void applyUpdateLocked(NotificationRankingUpdate update) {
         mRankingMap = new RankingMap(update);
     }
diff --git a/core/java/android/view/autofill/AutofillManager.java b/core/java/android/view/autofill/AutofillManager.java
index 5131a8a..8b64bad 100644
--- a/core/java/android/view/autofill/AutofillManager.java
+++ b/core/java/android/view/autofill/AutofillManager.java
@@ -619,6 +619,7 @@
     /**
      * @hide
      */
+    @GuardedBy("mLock")
     public boolean isCompatibilityModeEnabledLocked() {
         return mCompatibilityBridge != null;
     }
@@ -709,6 +710,7 @@
         notifyViewEntered(view, 0);
     }
 
+    @GuardedBy("mLock")
     private boolean shouldIgnoreViewEnteredLocked(@NonNull View view, int flags) {
         if (isDisabledByServiceLocked()) {
             if (sVerbose) {
@@ -749,6 +751,7 @@
     }
 
     /** Returns AutofillCallback if need fire EVENT_INPUT_UNAVAILABLE */
+    @GuardedBy("mLock")
     private AutofillCallback notifyViewEnteredLocked(@NonNull View view, int flags) {
         if (shouldIgnoreViewEnteredLocked(view, flags)) return null;
 
@@ -792,6 +795,7 @@
         }
     }
 
+    @GuardedBy("mLock")
     void notifyViewExitedLocked(@NonNull View view) {
         ensureServiceClientAddedIfNeededLocked();
 
@@ -893,6 +897,7 @@
     }
 
     /** Returns AutofillCallback if need fire EVENT_INPUT_UNAVAILABLE */
+    @GuardedBy("mLock")
     private AutofillCallback notifyViewEnteredLocked(View view, int virtualId, Rect bounds,
                                                      int flags) {
         AutofillCallback callback = null;
@@ -936,6 +941,7 @@
         }
     }
 
+    @GuardedBy("mLock")
     private void notifyViewExitedLocked(@NonNull View view, int virtualId) {
         ensureServiceClientAddedIfNeededLocked();
 
@@ -1087,6 +1093,7 @@
         }
     }
 
+    @GuardedBy("mLock")
     private void commitLocked() {
         if (!mEnabled && !isActiveLocked()) {
             return;
@@ -1115,6 +1122,7 @@
         }
     }
 
+    @GuardedBy("mLock")
     private void cancelLocked() {
         if (!mEnabled && !isActiveLocked()) {
             return;
@@ -1378,6 +1386,7 @@
         return new AutofillId(parent.getAutofillViewId(), virtualId);
     }
 
+    @GuardedBy("mLock")
     private void startSessionLocked(@NonNull AutofillId id, @NonNull Rect bounds,
             @NonNull AutofillValue value, int flags) {
         if (sVerbose) {
@@ -1408,6 +1417,7 @@
         }
     }
 
+    @GuardedBy("mLock")
     private void finishSessionLocked() {
         if (sVerbose) Log.v(TAG, "finishSessionLocked(): " + getStateAsStringLocked());
 
@@ -1422,6 +1432,7 @@
         resetSessionLocked();
     }
 
+    @GuardedBy("mLock")
     private void cancelSessionLocked() {
         if (sVerbose) Log.v(TAG, "cancelSessionLocked(): " + getStateAsStringLocked());
 
@@ -1436,6 +1447,7 @@
         resetSessionLocked();
     }
 
+    @GuardedBy("mLock")
     private void resetSessionLocked() {
         mSessionId = NO_SESSION;
         mState = STATE_UNKNOWN;
@@ -1444,6 +1456,7 @@
         mSaveTriggerId = null;
     }
 
+    @GuardedBy("mLock")
     private void updateSessionLocked(AutofillId id, Rect bounds, AutofillValue value, int action,
             int flags) {
         if (sVerbose && action != ACTION_VIEW_EXITED) {
@@ -1478,6 +1491,7 @@
         }
     }
 
+    @GuardedBy("mLock")
     private void ensureServiceClientAddedIfNeededLocked() {
         if (getClient() == null) {
             return;
@@ -1947,6 +1961,7 @@
         pw.print(" verbose: "); pw.println(sVerbose);
     }
 
+    @GuardedBy("mLock")
     private String getStateAsStringLocked() {
         switch (mState) {
             case STATE_UNKNOWN:
@@ -1964,14 +1979,17 @@
         }
     }
 
+    @GuardedBy("mLock")
     private boolean isActiveLocked() {
         return mState == STATE_ACTIVE;
     }
 
+    @GuardedBy("mLock")
     private boolean isDisabledByServiceLocked() {
         return mState == STATE_DISABLED_BY_SERVICE;
     }
 
+    @GuardedBy("mLock")
     private boolean isFinishedLocked() {
         return mState == STATE_FINISHED;
     }
@@ -2167,6 +2185,7 @@
                     AutofillValue.forText(node.getText()));
         }
 
+        @GuardedBy("mLock")
         private void updateTrackedViewsLocked() {
             if (mTrackedViews != null) {
                 mTrackedViews.onVisibleForAutofillChangedLocked();
@@ -2311,6 +2330,7 @@
          * @param id the id of the view/virtual view whose visibility changed.
          * @param isVisible visible if the view is visible in the view hierarchy.
          */
+        @GuardedBy("mLock")
         void notifyViewVisibilityChangedLocked(@NonNull AutofillId id, boolean isVisible) {
             if (sDebug) {
                 Log.d(TAG, "notifyViewVisibilityChangedLocked(): id=" + id + " isVisible="
@@ -2344,6 +2364,7 @@
          *
          * @see AutofillClient#autofillClientIsVisibleForAutofill()
          */
+        @GuardedBy("mLock")
         void onVisibleForAutofillChangedLocked() {
             // The visibility of the views might have changed while the client was not be visible,
             // hence update the visibility state for all views.
diff --git a/core/java/com/android/internal/os/BatteryStatsImpl.java b/core/java/com/android/internal/os/BatteryStatsImpl.java
index ecab15f..cda692d 100644
--- a/core/java/com/android/internal/os/BatteryStatsImpl.java
+++ b/core/java/com/android/internal/os/BatteryStatsImpl.java
@@ -3825,6 +3825,7 @@
         mActiveHistoryStates2 = 0xffffffff;
     }
 
+    @GuardedBy("this")
     public void updateTimeBasesLocked(boolean unplugged, int screenState, long uptime,
             long realtime) {
         final boolean screenOff = !isScreenOn(screenState);
@@ -3902,6 +3903,7 @@
      * This should only be called after the cpu times have been read.
      * @see #scheduleRemoveIsolatedUidLocked(int, int)
      */
+    @GuardedBy("this")
     public void removeIsolatedUidLocked(int isolatedUid) {
         StatsLog.write(
                 StatsLog.ISOLATED_UID_CHANGED, mIsolatedUids.get(isolatedUid, -1),
@@ -4731,6 +4733,7 @@
         return;
     }
 
+    @GuardedBy("this")
     public void noteScreenStateLocked(int state) {
         state = mPretendScreenOff ? Display.STATE_OFF : state;
 
@@ -9647,6 +9650,7 @@
             return ps;
         }
 
+        @GuardedBy("mBsi")
         public void updateUidProcessStateLocked(int procState) {
             int uidRunningState;
             // Make special note of Foreground Services
@@ -11718,6 +11722,7 @@
      * and we are on battery with screen off, we give more of the cpu time to those apps holding
      * wakelocks. If the screen is on, we just assign the actual cpu time an app used.
      */
+    @GuardedBy("this")
     public void updateCpuTimeLocked() {
         if (mPowerProfile == null) {
             return;
@@ -12163,6 +12168,7 @@
         return false;
     }
 
+    @GuardedBy("this")
     protected void setOnBatteryLocked(final long mSecRealtime, final long mSecUptime,
             final boolean onBattery, final int oldStatus, final int level, final int chargeUAh) {
         boolean doWrite = false;
@@ -12339,6 +12345,7 @@
     // This should probably be exposed in the API, though it's not critical
     public static final int BATTERY_PLUGGED_NONE = OsProtoEnums.BATTERY_PLUGGED_NONE; // = 0
 
+    @GuardedBy("this")
     public void setBatteryStateLocked(final int status, final int health, final int plugType,
             final int level, /* not final */ int temp, final int volt, final int chargeUAh,
             final int chargeFullUAh) {
@@ -13154,6 +13161,7 @@
         }
     }
 
+    @GuardedBy("this")
     public void dumpConstantsLocked(PrintWriter pw) {
         mConstants.dumpLocked(pw);
     }
diff --git a/core/java/com/android/internal/os/FuseAppLoop.java b/core/java/com/android/internal/os/FuseAppLoop.java
index 088e726..12405eb 100644
--- a/core/java/com/android/internal/os/FuseAppLoop.java
+++ b/core/java/com/android/internal/os/FuseAppLoop.java
@@ -283,6 +283,7 @@
         return -OsConstants.EBADF;
     }
 
+    @GuardedBy("mLock")
     private CallbackEntry getCallbackEntryOrThrowLocked(long inode) throws ErrnoException {
         final CallbackEntry entry = mCallbackMap.get(checkInode(inode));
         if (entry == null) {
@@ -291,12 +292,14 @@
         return entry;
     }
 
+    @GuardedBy("mLock")
     private void recycleLocked(Args args) {
         if (mArgsPool.size() < ARGS_POOL_SIZE) {
             mArgsPool.add(args);
         }
     }
 
+    @GuardedBy("mLock")
     private void replySimpleLocked(long unique, int result) {
         if (mInstance != 0) {
             native_replySimple(mInstance, unique, result);