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Realm: remove usage of freeze as it was not necessary (unique thread)

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This commit is contained in:
ganfra 2022-02-22 12:45:10 +01:00
parent 116f7d0575
commit fcca75ee23
1 changed files with 10 additions and 11 deletions
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21
matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/room/timeline/TimelineChunk.kt
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@ -90,8 +90,7 @@ internal class TimelineChunk(private val chunkEntity: ChunkEntity,
private val timelineEventsChangeListener =
OrderedRealmCollectionChangeListener { results: RealmResults<TimelineEventEntity>, changeSet: OrderedCollectionChangeSet ->
Timber.v("on timeline events chunk update")
val frozenResults = results.freeze()
handleDatabaseChangeSet(frozenResults, changeSet)
handleDatabaseChangeSet(results, changeSet)
}
private var timelineEventEntities: RealmResults<TimelineEventEntity> = chunkEntity.sortedTimelineEvents(timelineSettings.rootThreadEventId)
@ -287,7 +286,7 @@ internal class TimelineChunk(private val chunkEntity: ChunkEntity,
* @return the number of events loaded. If we are in a thread timeline it also returns
* whether or not we reached the end/root message
*/
private suspend fun loadFromStorage(count: Int, direction: Timeline.Direction): LoadedFromStorage {
private fun loadFromStorage(count: Int, direction: Timeline.Direction): LoadedFromStorage {
val displayIndex = getNextDisplayIndex(direction) ?: return LoadedFromStorage()
val baseQuery = timelineEventEntities.where()
@ -428,10 +427,10 @@ internal class TimelineChunk(private val chunkEntity: ChunkEntity,
* This method is responsible for managing insertions and updates of events on this chunk.
*
*/
private fun handleDatabaseChangeSet(frozenResults: RealmResults<TimelineEventEntity>, changeSet: OrderedCollectionChangeSet) {
private fun handleDatabaseChangeSet(results: RealmResults<TimelineEventEntity>, changeSet: OrderedCollectionChangeSet) {
val insertions = changeSet.insertionRanges
for (range in insertions) {
val newItems = frozenResults
val newItems = results
.subList(range.startIndex, range.startIndex + range.length)
.map { it.buildAndDecryptIfNeeded() }
builtEventsIndexes.entries.filter { it.value >= range.startIndex }.forEach { it.setValue(it.value + range.length) }
@ -447,7 +446,7 @@ internal class TimelineChunk(private val chunkEntity: ChunkEntity,
val modifications = changeSet.changeRanges
for (range in modifications) {
for (modificationIndex in (range.startIndex until range.startIndex + range.length)) {
val updatedEntity = frozenResults[modificationIndex] ?: continue
val updatedEntity = results[modificationIndex] ?: continue
try {
builtEvents[modificationIndex] = updatedEntity.buildAndDecryptIfNeeded()
} catch (failure: Throwable) {
@ -458,20 +457,20 @@ internal class TimelineChunk(private val chunkEntity: ChunkEntity,
if (insertions.isNotEmpty() || modifications.isNotEmpty()) {
onBuiltEvents(true)
}
}
private fun getNextDisplayIndex(direction: Timeline.Direction): Int? {
val frozenTimelineEvents = timelineEventEntities.freeze()
if (frozenTimelineEvents.isEmpty()) {
if (timelineEventEntities.isEmpty()) {
return null
}
return if (builtEvents.isEmpty()) {
if (initialEventId != null) {
frozenTimelineEvents.where().equalTo(TimelineEventEntityFields.EVENT_ID, initialEventId).findFirst()?.displayIndex
timelineEventEntities.where().equalTo(TimelineEventEntityFields.EVENT_ID, initialEventId).findFirst()?.displayIndex
} else if (direction == Timeline.Direction.BACKWARDS) {
frozenTimelineEvents.first(null)?.displayIndex
timelineEventEntities.first(null)?.displayIndex
} else {
frozenTimelineEvents.last(null)?.displayIndex
timelineEventEntities.last(null)?.displayIndex
}
} else if (direction == Timeline.Direction.FORWARDS) {
builtEvents.first().displayIndex + 1