From 34acf485fd700cab8440ab73e1d354044589e04a Mon Sep 17 00:00:00 2001
From: Jing Ji <jji@google.com>
Date: Mon, 7 Mar 2022 00:35:15 -0800
Subject: [PATCH] Add am command to list sysconfig to the bg restriction
 exemptions

Bug: 222414556
Test: am list-bg-exemptions-config
Change-Id: I170c312ec74b7ff2bba705c607048af96f18f34a
---
 .../server/am/ActivityManagerShellCommand.java    | 15 +++++++++++++++
 .../server/am/AppRestrictionController.java       |  2 +-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/services/core/java/com/android/server/am/ActivityManagerShellCommand.java b/services/core/java/com/android/server/am/ActivityManagerShellCommand.java
index 28b807c5d30bb..2b61e7fd27522 100644
--- a/services/core/java/com/android/server/am/ActivityManagerShellCommand.java
+++ b/services/core/java/com/android/server/am/ActivityManagerShellCommand.java
@@ -343,6 +343,8 @@ final class ActivityManagerShellCommand extends ShellCommand {
                     return runSetStopUserOnSwitch(pw);
                 case "set-bg-abusive-uids":
                     return runSetBgAbusiveUids(pw);
+                case "list-bg-exemptions-config":
+                    return runListBgExemptionsConfig(pw);
                 default:
                     return handleDefaultCommands(cmd);
             }
@@ -3292,6 +3294,19 @@ final class ActivityManagerShellCommand extends ShellCommand {
         return 0;
     }
 
+    private int runListBgExemptionsConfig(PrintWriter pw) throws RemoteException {
+        final ArraySet<String> sysConfigs = mInternal.mAppRestrictionController
+                .mBgRestrictionExemptioFromSysConfig;
+        if (sysConfigs != null) {
+            for (int i = 0, size = sysConfigs.size(); i < size; i++) {
+                pw.print(sysConfigs.valueAt(i));
+                pw.print(' ');
+            }
+            pw.println();
+        }
+        return 0;
+    }
+
     private Resources getResources(PrintWriter pw) throws RemoteException {
         // system resources does not contain all the device configuration, construct it manually.
         Configuration config = mInterface.getConfiguration();
diff --git a/services/core/java/com/android/server/am/AppRestrictionController.java b/services/core/java/com/android/server/am/AppRestrictionController.java
index 6e6cb879ae4f4..3577032fb76c1 100644
--- a/services/core/java/com/android/server/am/AppRestrictionController.java
+++ b/services/core/java/com/android/server/am/AppRestrictionController.java
@@ -241,7 +241,7 @@ public final class AppRestrictionController {
     /**
      * The pre-config packages that are exempted from the background restrictions.
      */
-    private ArraySet<String> mBgRestrictionExemptioFromSysConfig;
+    ArraySet<String> mBgRestrictionExemptioFromSysConfig;
 
     /**
      * Lock specifically for bookkeeping around the carrier-privileged app set.