120 lines
4.9 KiB
Diff
120 lines
4.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Nassim Jahnke <jahnke.nassim@gmail.com>
|
|
Date: Thu, 29 Apr 2021 21:19:33 +0200
|
|
Subject: [PATCH] Add Channel initialization listeners
|
|
|
|
|
|
diff --git a/src/main/java/io/papermc/paper/network/ChannelInitializeListener.java b/src/main/java/io/papermc/paper/network/ChannelInitializeListener.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..88099df34c2d74daba9645aadf65b446ca795a91
|
|
--- /dev/null
|
|
+++ b/src/main/java/io/papermc/paper/network/ChannelInitializeListener.java
|
|
@@ -0,0 +1,15 @@
|
|
+package io.papermc.paper.network;
|
|
+
|
|
+import io.netty.channel.Channel;
|
|
+import org.checkerframework.checker.nullness.qual.NonNull;
|
|
+
|
|
+/**
|
|
+ * Internal API to register channel initialization listeners.
|
|
+ * <p>
|
|
+ * This is not officially supported API and we make no guarantees to the existence or state of this interface.
|
|
+ */
|
|
+@FunctionalInterface
|
|
+public interface ChannelInitializeListener {
|
|
+
|
|
+ void afterInitChannel(@NonNull Channel channel);
|
|
+}
|
|
diff --git a/src/main/java/io/papermc/paper/network/ChannelInitializeListenerHolder.java b/src/main/java/io/papermc/paper/network/ChannelInitializeListenerHolder.java
|
|
new file mode 100644
|
|
index 0000000000000000000000000000000000000000..30e62719e0a83525daa33cf41cb61df360c0e046
|
|
--- /dev/null
|
|
+++ b/src/main/java/io/papermc/paper/network/ChannelInitializeListenerHolder.java
|
|
@@ -0,0 +1,74 @@
|
|
+package io.papermc.paper.network;
|
|
+
|
|
+import io.netty.channel.Channel;
|
|
+import net.kyori.adventure.key.Key;
|
|
+import org.checkerframework.checker.nullness.qual.NonNull;
|
|
+import org.checkerframework.checker.nullness.qual.Nullable;
|
|
+
|
|
+import java.util.Collections;
|
|
+import java.util.HashMap;
|
|
+import java.util.Map;
|
|
+
|
|
+/**
|
|
+ * Internal API to register channel initialization listeners.
|
|
+ * <p>
|
|
+ * This is not officially supported API and we make no guarantees to the existence or state of this class.
|
|
+ */
|
|
+public final class ChannelInitializeListenerHolder {
|
|
+
|
|
+ private static final Map<Key, ChannelInitializeListener> LISTENERS = new HashMap<>();
|
|
+ private static final Map<Key, ChannelInitializeListener> IMMUTABLE_VIEW = Collections.unmodifiableMap(LISTENERS);
|
|
+
|
|
+ private ChannelInitializeListenerHolder() {
|
|
+ }
|
|
+
|
|
+ /**
|
|
+ * Registers whether an initialization listener is registered under the given key.
|
|
+ *
|
|
+ * @param key key
|
|
+ * @return whether an initialization listener is registered under the given key
|
|
+ */
|
|
+ public static boolean hasListener(@NonNull Key key) {
|
|
+ return LISTENERS.containsKey(key);
|
|
+ }
|
|
+
|
|
+ /**
|
|
+ * Registers a channel initialization listener called after ServerConnection is initialized.
|
|
+ *
|
|
+ * @param key key
|
|
+ * @param listener initialization listeners
|
|
+ */
|
|
+ public static void addListener(@NonNull Key key, @NonNull ChannelInitializeListener listener) {
|
|
+ LISTENERS.put(key, listener);
|
|
+ }
|
|
+
|
|
+ /**
|
|
+ * Removes and returns an initialization listener registered by the given key if present.
|
|
+ *
|
|
+ * @param key key
|
|
+ * @return removed initialization listener if present
|
|
+ */
|
|
+ public static @Nullable ChannelInitializeListener removeListener(@NonNull Key key) {
|
|
+ return LISTENERS.remove(key);
|
|
+ }
|
|
+
|
|
+ /**
|
|
+ * Returns an immutable map of registered initialization listeners.
|
|
+ *
|
|
+ * @return immutable map of registered initialization listeners
|
|
+ */
|
|
+ public static @NonNull Map<Key, ChannelInitializeListener> getListeners() {
|
|
+ return IMMUTABLE_VIEW;
|
|
+ }
|
|
+
|
|
+ /**
|
|
+ * Calls the registered listeners with the given channel.
|
|
+ *
|
|
+ * @param channel channel
|
|
+ */
|
|
+ public static void callListeners(@NonNull Channel channel) {
|
|
+ for (ChannelInitializeListener listener : LISTENERS.values()) {
|
|
+ listener.afterInitChannel(channel);
|
|
+ }
|
|
+ }
|
|
+}
|
|
diff --git a/src/main/java/net/minecraft/server/network/ServerConnectionListener.java b/src/main/java/net/minecraft/server/network/ServerConnectionListener.java
|
|
index 888e863b6d605bf587d0c071795a43d2157afa4d..c36089ead51d2e7dc3369d5f9a1869f58ff5391c 100644
|
|
--- a/src/main/java/net/minecraft/server/network/ServerConnectionListener.java
|
|
+++ b/src/main/java/net/minecraft/server/network/ServerConnectionListener.java
|
|
@@ -112,6 +112,7 @@ public class ServerConnectionListener {
|
|
pending.add((Connection) object); // Paper
|
|
channel.pipeline().addLast("packet_handler", (ChannelHandler) object);
|
|
((Connection) object).setListener(new ServerHandshakePacketListenerImpl(ServerConnectionListener.this.server, (Connection) object));
|
|
+ io.papermc.paper.network.ChannelInitializeListenerHolder.callListeners(channel); // Paper
|
|
}
|
|
}).group((EventLoopGroup) lazyinitvar.get()).localAddress(address, port)).option(ChannelOption.AUTO_READ, false).bind().syncUninterruptibly()); // CraftBukkit
|
|
}
|