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Files
Leaf/patches/server/0005-Pufferfish-Utils.patch
2024-05-21 19:21:31 +08:00

259 lines
9.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Kevin Raneri <kevin.raneri@gmail.com>
Date: Tue, 9 Nov 2021 23:36:56 -0500
Subject: [PATCH] Pufferfish: Utils
Original license: GPL v3
Original project: https://github.com/pufferfish-gg/Pufferfish
diff --git a/src/main/java/com/destroystokyo/paper/util/misc/AreaMap.java b/src/main/java/com/destroystokyo/paper/util/misc/AreaMap.java
index 41b9405d6759d865e0d14dd4f95163e9690e967d..091b1ae822e1c0517e59572e7a9bda11e998c0ee 100644
--- a/src/main/java/com/destroystokyo/paper/util/misc/AreaMap.java
+++ b/src/main/java/com/destroystokyo/paper/util/misc/AreaMap.java
@@ -26,7 +26,7 @@ public abstract class AreaMap<E> {
// we use linked for better iteration.
// map of: coordinate to set of objects in coordinate
- protected final Long2ObjectOpenHashMap<PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<E>> areaMap = new Long2ObjectOpenHashMap<>(1024, 0.7f);
+ protected Long2ObjectOpenHashMap<PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<E>> areaMap = new Long2ObjectOpenHashMap<>(1024, 0.7f); // Pufferfish - not actually final
protected final PooledLinkedHashSets<E> pooledHashSets;
protected final ChangeCallback<E> addCallback;
@@ -160,7 +160,8 @@ public abstract class AreaMap<E> {
protected abstract PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<E> getEmptySetFor(final E object);
// expensive op, only for debug
- protected void validate(final E object, final int viewDistance) {
+ protected void validate0(final E object, final int viewDistance) { // Pufferfish - rename this thing just in case it gets used I'd rather a compile time error.
+ if (true) throw new UnsupportedOperationException(); // Pufferfish - not going to put in the effort to fix this if it doesn't ever get used.
int entiesGot = 0;
int expectedEntries = (2 * viewDistance + 1);
expectedEntries *= expectedEntries;
diff --git a/src/main/java/com/destroystokyo/paper/util/misc/PlayerAreaMap.java b/src/main/java/com/destroystokyo/paper/util/misc/PlayerAreaMap.java
index 46954db7ecd35ac4018fdf476df7c8020d7ce6c8..1ad890a244bdf6df48a8db68cb43450e08c788a6 100644
--- a/src/main/java/com/destroystokyo/paper/util/misc/PlayerAreaMap.java
+++ b/src/main/java/com/destroystokyo/paper/util/misc/PlayerAreaMap.java
@@ -5,7 +5,7 @@ import net.minecraft.server.level.ServerPlayer;
/**
* @author Spottedleaf
*/
-public final class PlayerAreaMap extends AreaMap<ServerPlayer> {
+public class PlayerAreaMap extends AreaMap<ServerPlayer> { // Pufferfish - not actually final
public PlayerAreaMap() {
super();
diff --git a/src/main/java/gg/pufferfish/pufferfish/PufferfishLogger.java b/src/main/java/gg/pufferfish/pufferfish/PufferfishLogger.java
new file mode 100644
index 0000000000000000000000000000000000000000..53aab67aea0a28c004c6106aa775443c30457141
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/PufferfishLogger.java
@@ -0,0 +1,17 @@
+package gg.pufferfish.pufferfish;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.bukkit.Bukkit;
+
+public class PufferfishLogger extends Logger {
+ public static final PufferfishLogger LOGGER = new PufferfishLogger();
+
+ private PufferfishLogger() {
+ super("Pufferfish", null);
+
+ setParent(Bukkit.getLogger());
+ setLevel(Level.ALL);
+ }
+}
diff --git a/src/main/java/gg/pufferfish/pufferfish/util/AsyncExecutor.java b/src/main/java/gg/pufferfish/pufferfish/util/AsyncExecutor.java
new file mode 100644
index 0000000000000000000000000000000000000000..a62d22dc4ae2cc82cf6763e8b0ce6d4611782a57
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/util/AsyncExecutor.java
@@ -0,0 +1,73 @@
+package gg.pufferfish.pufferfish.util;
+
+import com.google.common.collect.Queues;
+import gg.pufferfish.pufferfish.PufferfishLogger;
+
+import java.util.Queue;
+import java.util.concurrent.locks.Condition;
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantLock;
+import java.util.logging.Level;
+
+public class AsyncExecutor implements Runnable {
+
+ private final Queue<Runnable> jobs = Queues.newArrayDeque();
+ private final Lock mutex = new ReentrantLock();
+ private final Condition cond = mutex.newCondition();
+ private final Thread thread;
+ private volatile boolean killswitch = false;
+
+ public AsyncExecutor(String threadName) {
+ this.thread = new Thread(this, threadName);
+ }
+
+ public void start() {
+ thread.start();
+ }
+
+ public void kill() {
+ killswitch = true;
+ cond.signalAll();
+ }
+
+ public void submit(Runnable runnable) {
+ mutex.lock();
+ try {
+ jobs.offer(runnable);
+ cond.signalAll();
+ } finally {
+ mutex.unlock();
+ }
+ }
+
+ @Override
+ public void run() {
+ while (!killswitch) {
+ try {
+ Runnable runnable = takeRunnable();
+ if (runnable != null) {
+ runnable.run();
+ }
+ } catch (InterruptedException e) {
+ Thread.currentThread().interrupt();
+ } catch (Exception e) {
+ PufferfishLogger.LOGGER.log(Level.SEVERE, e, () -> "Failed to execute async job for thread " + thread.getName());
+ }
+ }
+ }
+
+ private Runnable takeRunnable() throws InterruptedException {
+ mutex.lock();
+ try {
+ while (jobs.isEmpty() && !killswitch) {
+ cond.await();
+ }
+
+ if (jobs.isEmpty()) return null; // We've set killswitch
+
+ return jobs.remove();
+ } finally {
+ mutex.unlock();
+ }
+ }
+}
diff --git a/src/main/java/gg/pufferfish/pufferfish/util/AsyncPlayerAreaMap.java b/src/main/java/gg/pufferfish/pufferfish/util/AsyncPlayerAreaMap.java
new file mode 100644
index 0000000000000000000000000000000000000000..a9052e71b943b2bc4f07732fa1c3712518dcd3e7
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/util/AsyncPlayerAreaMap.java
@@ -0,0 +1,32 @@
+package gg.pufferfish.pufferfish.util;
+
+import com.destroystokyo.paper.util.misc.PlayerAreaMap;
+import com.destroystokyo.paper.util.misc.PooledLinkedHashSets;
+
+import java.util.concurrent.ConcurrentHashMap;
+
+import net.minecraft.server.level.ServerPlayer;
+
+public final class AsyncPlayerAreaMap extends PlayerAreaMap {
+
+ public AsyncPlayerAreaMap() {
+ super();
+ this.areaMap = new Long2ObjectOpenHashMapWrapper<>(new ConcurrentHashMap<>(1024, 0.7f));
+ }
+
+ public AsyncPlayerAreaMap(final PooledLinkedHashSets<ServerPlayer> pooledHashSets) {
+ super(pooledHashSets);
+ this.areaMap = new Long2ObjectOpenHashMapWrapper<>(new ConcurrentHashMap<>(1024, 0.7f));
+ }
+
+ public AsyncPlayerAreaMap(final PooledLinkedHashSets<ServerPlayer> pooledHashSets, final ChangeCallback<ServerPlayer> addCallback,
+ final ChangeCallback<ServerPlayer> removeCallback) {
+ this(pooledHashSets, addCallback, removeCallback, null);
+ }
+
+ public AsyncPlayerAreaMap(final PooledLinkedHashSets<ServerPlayer> pooledHashSets, final ChangeCallback<ServerPlayer> addCallback,
+ final ChangeCallback<ServerPlayer> removeCallback, final ChangeSourceCallback<ServerPlayer> changeSourceCallback) {
+ super(pooledHashSets, addCallback, removeCallback, changeSourceCallback);
+ this.areaMap = new Long2ObjectOpenHashMapWrapper<>(new ConcurrentHashMap<>(1024, 0.7f));
+ }
+}
diff --git a/src/main/java/gg/pufferfish/pufferfish/util/IterableWrapper.java b/src/main/java/gg/pufferfish/pufferfish/util/IterableWrapper.java
new file mode 100644
index 0000000000000000000000000000000000000000..8b4a51ae41e99d41a1095333c2036efcc9a38973
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/util/IterableWrapper.java
@@ -0,0 +1,20 @@
+package gg.pufferfish.pufferfish.util;
+
+import java.util.Iterator;
+
+import org.jetbrains.annotations.NotNull;
+
+public class IterableWrapper<T> implements Iterable<T> {
+
+ private final Iterator<T> iterator;
+
+ public IterableWrapper(Iterator<T> iterator) {
+ this.iterator = iterator;
+ }
+
+ @NotNull
+ @Override
+ public Iterator<T> iterator() {
+ return iterator;
+ }
+}
diff --git a/src/main/java/gg/pufferfish/pufferfish/util/Long2ObjectOpenHashMapWrapper.java b/src/main/java/gg/pufferfish/pufferfish/util/Long2ObjectOpenHashMapWrapper.java
new file mode 100644
index 0000000000000000000000000000000000000000..5578acce073cea8a60619e634b3862624c8a1ae8
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/util/Long2ObjectOpenHashMapWrapper.java
@@ -0,0 +1,42 @@
+package gg.pufferfish.pufferfish.util;
+
+import it.unimi.dsi.fastutil.longs.Long2ObjectOpenHashMap;
+
+import java.util.Map;
+
+import org.jetbrains.annotations.Nullable;
+
+public class Long2ObjectOpenHashMapWrapper<V> extends Long2ObjectOpenHashMap<V> {
+
+ private final Map<Long, V> backingMap;
+
+ public Long2ObjectOpenHashMapWrapper(Map<Long, V> map) {
+ backingMap = map;
+ }
+
+ @Override
+ public V put(Long key, V value) {
+ return backingMap.put(key, value);
+ }
+
+ @Override
+ public V get(Object key) {
+ return backingMap.get(key);
+ }
+
+ @Override
+ public V remove(Object key) {
+ return backingMap.remove(key);
+ }
+
+ @Nullable
+ @Override
+ public V putIfAbsent(Long key, V value) {
+ return backingMap.putIfAbsent(key, value);
+ }
+
+ @Override
+ public int size() {
+ return backingMap.size();
+ }
+}