private void addChunksToSaveTransaction(
SaveTransactionBuilder saveTransactionBuilder, ChunkProvider chunkProvider) {
unloadedAndSavingChunkMap.clear();
/**
* New entries might be added concurrently. By using putAll + clear to transfer entries we might
* loose new ones added in between putAll and clear. Bz iterating we can make sure that all
* entires removed from unloadedAndUnsavedChunkMap get added to unloadedAndSavingChunkMap.
*/
Iterator<Map.Entry<Vector3i, CompressedChunkBuilder>> unsavedEntryIterator =
unloadedAndUnsavedChunkMap.entrySet().iterator();
while (unsavedEntryIterator.hasNext()) {
Map.Entry<Vector3i, CompressedChunkBuilder> entry = unsavedEntryIterator.next();
unloadedAndSavingChunkMap.put(entry.getKey(), entry.getValue());
unsavedEntryIterator.remove();
}
chunkProvider
.getAllChunks()
.stream()
.filter(ManagedChunk::isReady)
.forEach(
chunk -> {
// If there is a newer undisposed version of the chunk,we don't need to save the
// disposed version:
unloadedAndSavingChunkMap.remove(chunk.getPosition());
ChunkImpl chunkImpl =
(ChunkImpl) chunk; // this storage manager can only work with ChunkImpls
saveTransactionBuilder.addLoadedChunk(chunk.getPosition(), chunkImpl);
});
for (Map.Entry<Vector3i, CompressedChunkBuilder> entry : unloadedAndSavingChunkMap.entrySet()) {
saveTransactionBuilder.addUnloadedChunk(entry.getKey(), entry.getValue());
}
}
private boolean isSavingNecessary() {
ChunkProvider chunkProvider = CoreRegistry.get(ChunkProvider.class);
int unloadedChunkCount = unloadedAndUnsavedChunkMap.size();
int loadedChunkCount = chunkProvider.getAllChunks().size();
double totalChunkCount = unloadedChunkCount + loadedChunkCount;
double percentageUnloaded = 100.0 * unloadedChunkCount / totalChunkCount;
if (percentageUnloaded >= config.getSystem().getMaxUnloadedChunksPercentageTillSave()) {
return true;
}
long currentTime = System.currentTimeMillis();
if (nextAutoSave == null) {
scheduleNextAutoSave();
return false;
}
return currentTime >= nextAutoSave;
}
