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Fix corner case IndexOutOfBound exception for null content

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Bug: 184807417
Test: make SettingsRoboTests
Change-Id: Icf35b4084bcea62c2879a100d1b35b5448d8276d
This commit is contained in:
ykhung
2021-05-08 01:15:21 +08:00
parent 413893244d
commit bf5dd80d4f
1 changed files with 1 additions and 1 deletions
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2
src/com/android/settings/fuelgauge/BatteryChartPreferenceController.java
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@@ -185,7 +185,7 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
private void setBatteryHistoryMapInner( private void setBatteryHistoryMapInner(
final Map<Long, Map<String, BatteryHistEntry>> batteryHistoryMap) { final Map<Long, Map<String, BatteryHistEntry>> batteryHistoryMap) {
// Resets all battery history data relative variables. // Resets all battery history data relative variables.
if (batteryHistoryMap == null) { if (batteryHistoryMap == null || batteryHistoryMap.isEmpty()) {
mBatteryIndexedMap = null; mBatteryIndexedMap = null;
mBatteryHistoryKeys = null; mBatteryHistoryKeys = null;
mBatteryHistoryLevels = null; mBatteryHistoryLevels = null;