Merge "Synchronise dumpTempWhitelistSchedule in DeviceIdleController.java" into main am: 394aaeef1e

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3081485

Change-Id: I08b9e0796647d21cb7364b017628152d1c63d1a2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

1 files changed, 7 insertions, 3 deletions

diff --git a/apex/jobscheduler/service/java/com/android/server/DeviceIdleController.java b/apex/jobscheduler/service/java/com/android/server/DeviceIdleController.java
index 4832ea624bd7..11d3e96ccb7e 100644
--- a/apex/jobscheduler/service/java/com/android/server/DeviceIdleController.java
+++ b/apex/jobscheduler/service/java/com/android/server/DeviceIdleController.java
@@ -618,6 +618,7 @@ public class DeviceIdleController extends SystemService
      * List of end times for app-IDs that are temporarily marked as being allowed to access
      * the network and acquire wakelocks. Times are in milliseconds.
      */
+    @GuardedBy("this")
     private final SparseArray<Pair<MutableLong, String>> mTempWhitelistAppIdEndTimes
             = new SparseArray<>();
 
@@ -5009,7 +5010,9 @@ public class DeviceIdleController extends SystemService
                 if (!DumpUtils.checkDumpPermission(getContext(), TAG, pw)) {
                     return -1;
                 }
-                dumpTempWhitelistSchedule(pw, false);
+                synchronized (this) {
+                    dumpTempWhitelistScheduleLocked(pw, false);
+                }
             }
         } else if ("except-idle-whitelist".equals(cmd)) {
             getContext().enforceCallingOrSelfPermission(
@@ -5293,7 +5296,7 @@ public class DeviceIdleController extends SystemService
                     pw.println();
                 }
             }
-            dumpTempWhitelistSchedule(pw, true);
+            dumpTempWhitelistScheduleLocked(pw, true);
 
             size = mTempWhitelistAppIdArray != null ? mTempWhitelistAppIdArray.length : 0;
             if (size > 0) {
@@ -5421,7 +5424,8 @@ public class DeviceIdleController extends SystemService
         }
     }
 
-    void dumpTempWhitelistSchedule(PrintWriter pw, boolean printTitle) {
+    @GuardedBy("this")
+    void dumpTempWhitelistScheduleLocked(PrintWriter pw, boolean printTitle) {
         final int size = mTempWhitelistAppIdEndTimes.size();
         if (size > 0) {
             String prefix = "";