Merge "[Ongoing Call] Catch a security exception instead of crashing SysUI." into tm-dev

packages/SystemUI/src/com/android/systemui/statusbar/phone/ongoingcall/OngoingCallController.kt

@@ -242,8 +242,14 @@ class OngoingCallController @Inject constructor(
      * Sets up an [IUidObserver] to monitor the status of the application managing the ongoing call.
      */
     private fun setUpUidObserver(currentCallNotificationInfo: CallNotificationInfo) {
-        isCallAppVisible = isProcessVisibleToUser(
-                iActivityManager.getUidProcessState(currentCallNotificationInfo.uid, null))
+        try {
+            isCallAppVisible = isProcessVisibleToUser(
+                    iActivityManager.getUidProcessState(currentCallNotificationInfo.uid, null)
+            )
+        } catch (se: SecurityException) {
+            Log.e(TAG, "Security exception when trying to get process state: $se")
+            return
+        }
 
         if (uidObserver != null) {
             iActivityManager.unregisterUidObserver(uidObserver)
@@ -275,12 +281,17 @@ class OngoingCallController @Inject constructor(
             override fun onUidCachedChanged(uid: Int, cached: Boolean) {}
         }
 
-        iActivityManager.registerUidObserver(
+        try {
+            iActivityManager.registerUidObserver(
                 uidObserver,
                 ActivityManager.UID_OBSERVER_PROCSTATE,
                 ActivityManager.PROCESS_STATE_UNKNOWN,
                 null
-        )
+            )
+        } catch (se: SecurityException) {
+            Log.e(TAG, "Security exception when trying to register uid observer: $se")
+            return
+        }
     }
 
     /** Returns true if the given [procState] represents a process that's visible to the user. */

packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/ongoingcall/OngoingCallControllerTest.kt

@@ -217,6 +217,27 @@ class OngoingCallControllerTest : SysuiTestCase() {
         verify(mockIActivityManager, times(numCalls - 1)).unregisterUidObserver(any())
     }
 
+    /** Regression test for b/216248574. */
+    @Test
+    fun entryUpdated_getUidProcessStateThrowsException_noCrash() {
+        `when`(mockIActivityManager.getUidProcessState(eq(CALL_UID), nullable(String::class.java)))
+                .thenThrow(SecurityException())
+
+        // No assert required, just check no crash
+        notifCollectionListener.onEntryUpdated(createOngoingCallNotifEntry())
+    }
+
+    /** Regression test for b/216248574. */
+    @Test
+    fun entryUpdated_registerUidObserverThrowsException_noCrash() {
+        `when`(mockIActivityManager.registerUidObserver(
+            any(), any(), any(), nullable(String::class.java)
+        )).thenThrow(SecurityException())
+
+        // No assert required, just check no crash
+        notifCollectionListener.onEntryUpdated(createOngoingCallNotifEntry())
+    }
+
     /**
      * If a call notification is never added before #onEntryRemoved is called, then the listener
      * should never be notified.