Merge "Keep the event information in EventIndex for at most 63 days instead of 64 days" (2bed6dfd) · Commits · e / os / android_frameworks_base

services/people/java/com/android/server/people/data/EventIndex.java

+7 −3

Original line number	Diff line number	Diff line
		@@ -61,7 +61,7 @@ import java.util.function.Function;
		*/
		public class EventIndex {

		private static final int LONG_SIZE_BITS = 64;
		private static final int RETENTION_DAYS = 63;

		private static final int TIME_SLOT_ONE_DAY = 0;

		@@ -202,7 +202,7 @@ public class EventIndex {
		updateEventBitmaps(currentTime);
		for (int slotType = 0; slotType < TIME_SLOT_TYPES_COUNT; slotType++) {
		int offset = diffTimeSlots(slotType, eventTime, currentTime);
		if (offset < LONG_SIZE_BITS) {
		if (offset < Long.SIZE) {
		mEventBitmaps[slotType] \|= (1L << offset);
		}
		}
		@@ -236,12 +236,16 @@ public class EventIndex {
		private void updateEventBitmaps(long currentTimeMillis) {
		for (int slotType = 0; slotType < TIME_SLOT_TYPES_COUNT; slotType++) {
		int offset = diffTimeSlots(slotType, mLastUpdatedTime, currentTimeMillis);
		if (offset < LONG_SIZE_BITS) {
		if (offset < Long.SIZE) {
		mEventBitmaps[slotType] <<= offset;
		} else {
		mEventBitmaps[slotType] = 0L;
		}
		}

		int bitsToClear = Long.SIZE - RETENTION_DAYS;
		mEventBitmaps[TIME_SLOT_ONE_DAY] <<= bitsToClear;
		mEventBitmaps[TIME_SLOT_ONE_DAY] >>>= bitsToClear;
		mLastUpdatedTime = currentTimeMillis;
		}