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Dynamic chunk thread change

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This commit is contained in:
TheMode 2021-04-18 06:43:51 +02:00
parent e9f13d0a82
commit 2df5484e1a
1 changed files with 27 additions and 6 deletions
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33
src/main/java/net/minestom/server/thread/ThreadProvider.java
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@ -12,6 +12,7 @@ import org.jetbrains.annotations.NotNull;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CountDownLatch;
import java.util.function.Function;
import java.util.stream.Collectors;
/**
@ -64,15 +65,35 @@ public abstract class ThreadProvider {
public abstract long findThread(@NotNull Chunk chunk);
protected void addChunk(Chunk chunk) {
ChunkEntry chunkEntry = setChunkThread(chunk, (thread) -> new ChunkEntry(thread, chunk));
this.chunkEntryMap.put(chunk, chunkEntry);
this.chunks.add(chunk);
}
protected void switchChunk(@NotNull Chunk chunk) {
ChunkEntry chunkEntry = chunkEntryMap.get(chunk);
if (chunkEntry == null)
return;
var chunks = threadChunkMap.get(chunkEntry.thread);
if (chunks == null || chunks.isEmpty())
return;
chunks.remove(chunkEntry);
setChunkThread(chunk, batchThread -> {
chunkEntry.thread = batchThread;
return chunkEntry;
});
}
protected @NotNull ChunkEntry setChunkThread(@NotNull Chunk chunk,
@NotNull Function<@NotNull BatchThread, @NotNull ChunkEntry> chunkEntrySupplier) {
final int threadId = (int) (Math.abs(findThread(chunk)) % threads.size());
BatchThread thread = threads.get(threadId);
var chunks = threadChunkMap.computeIfAbsent(thread, batchThread -> ConcurrentHashMap.newKeySet());
ChunkEntry chunkEntry = new ChunkEntry(thread, chunk);
ChunkEntry chunkEntry = chunkEntrySupplier.apply(thread);
chunks.add(chunkEntry);
this.chunkEntryMap.put(chunk, chunkEntry);
this.chunks.add(chunk);
return chunkEntry;
}
protected void removeChunk(Chunk chunk) {
@ -153,7 +174,7 @@ public abstract class ThreadProvider {
// Update chunk threads
{
// TODO
switchChunk(chunk);
}
// Update entities
@ -215,7 +236,7 @@ public abstract class ThreadProvider {
}
public static class ChunkEntry {
private final BatchThread thread;
private volatile BatchThread thread;
private final Chunk chunk;
private final List<Entity> entities = new ArrayList<>();