diff --git a/packages/SettingsLib/src/com/android/settingslib/fuelgauge/PowerWhitelistBackend.java b/packages/SettingsLib/src/com/android/settingslib/fuelgauge/PowerWhitelistBackend.java
index 70816782541dd..06e2ee103600b 100644
--- a/packages/SettingsLib/src/com/android/settingslib/fuelgauge/PowerWhitelistBackend.java
+++ b/packages/SettingsLib/src/com/android/settingslib/fuelgauge/PowerWhitelistBackend.java
@@ -16,6 +16,7 @@
 
 package com.android.settingslib.fuelgauge;
 
+import android.content.pm.PackageManager;
 import android.os.IDeviceIdleController;
 import android.os.RemoteException;
 import android.os.ServiceManager;
@@ -24,6 +25,8 @@ import android.support.annotation.VisibleForTesting;
 import android.util.ArraySet;
 import android.util.Log;
 
+import com.android.internal.util.ArrayUtils;
+
 /**
  * Handles getting/changing the whitelist for the exceptions to battery saving features.
  */
@@ -68,6 +71,19 @@ public class PowerWhitelistBackend {
         return mSysWhitelistedAppsExceptIdle.contains(pkg);
     }
 
+    public boolean isSysWhitelistedExceptIdle(String[] pkgs) {
+        if (ArrayUtils.isEmpty(pkgs)) {
+            return false;
+        }
+        for (String pkg : pkgs) {
+            if (isSysWhitelistedExceptIdle(pkg)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
     public void addApp(String pkg) {
         try {
             mDeviceIdleService.addPowerSaveWhitelistApp(pkg);
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/fuelgauge/PowerWhitelistBackendTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/fuelgauge/PowerWhitelistBackendTest.java
index 5a123af02ca4f..f591781db5d72 100644
--- a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/fuelgauge/PowerWhitelistBackendTest.java
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/fuelgauge/PowerWhitelistBackendTest.java
@@ -92,7 +92,7 @@ public class PowerWhitelistBackendTest {
     }
 
     @Test
-    public void testIsSystemWhitelistedExceptIdle() throws Exception {
+    public void testIsSystemWhitelistedExceptIdle_onePackage() throws Exception {
         doReturn(new String[]{PACKAGE_TWO}).when(
                 mDeviceIdleService).getSystemPowerWhitelistExceptIdle();
         mPowerWhitelistBackend.refreshList();
@@ -100,4 +100,17 @@ public class PowerWhitelistBackendTest {
         assertThat(mPowerWhitelistBackend.isSysWhitelistedExceptIdle(PACKAGE_ONE)).isFalse();
         assertThat(mPowerWhitelistBackend.isSysWhitelistedExceptIdle(PACKAGE_TWO)).isTrue();
     }
+
+    @Test
+    public void testIsSystemWhitelistedExceptIdle_packageArray() throws Exception {
+        doReturn(new String[]{PACKAGE_TWO}).when(
+                mDeviceIdleService).getSystemPowerWhitelistExceptIdle();
+        mPowerWhitelistBackend.refreshList();
+
+        final String[] idlePackages = {PACKAGE_ONE, PACKAGE_TWO};
+        final String[] normalPackages = {PACKAGE_ONE};
+
+        assertThat(mPowerWhitelistBackend.isSysWhitelistedExceptIdle(normalPackages)).isFalse();
+        assertThat(mPowerWhitelistBackend.isSysWhitelistedExceptIdle(idlePackages)).isTrue();
+    }
 }