From 5a1e6a6d08fc10afb6de3d32f512f6218f99f7bb Mon Sep 17 00:00:00 2001
From: Camotoy <20743703+Camotoy@users.noreply.github.com>
Date: Tue, 7 Jun 2022 14:46:59 -0400
Subject: [PATCH] Fix Geyser booting on Spigot 1.19

---
 bootstrap/spigot/pom.xml                                 | 7 ++++++-
 .../geyser/platform/spigot/GeyserSpigotPlugin.java       | 9 ++++-----
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/bootstrap/spigot/pom.xml b/bootstrap/spigot/pom.xml
index 5f33e313e..72b812234 100644
--- a/bootstrap/spigot/pom.xml
+++ b/bootstrap/spigot/pom.xml
@@ -116,6 +116,12 @@
                                     <pattern>me.lucko.commodore</pattern>
                                     <shadedPattern>org.geysermc.geyser.platform.spigot.shaded.commodore</shadedPattern>
                                 </relocation>
+                                <relocation>
+                                    <!-- This is not used because relocating breaks natives, but we must include it
+                                     or else we get ClassDefNotFound after 1.18.2 -->
+                                    <pattern>io.netty.channel.kqueue</pattern>
+                                    <shadedPattern>org.geysermc.geyser.platform.spigot.shaded.io.netty.channel.kqueue</shadedPattern>
+                                </relocation>
                             </relocations>
                         </configuration>
                     </execution>
@@ -129,7 +135,6 @@
                             <!-- Needed because older Spigot builds do not provide the haproxy module -->
                             <exclude>io.netty:netty-transport-native-epoll:*</exclude>
                             <exclude>io.netty:netty-transport-native-unix-common:*</exclude>
-                            <exclude>io.netty:netty-transport-native-kqueue:*</exclude>
                             <exclude>io.netty:netty-handler:*</exclude>
                             <exclude>io.netty:netty-common:*</exclude>
                             <exclude>io.netty:netty-buffer:*</exclude>
diff --git a/bootstrap/spigot/src/main/java/org/geysermc/geyser/platform/spigot/GeyserSpigotPlugin.java b/bootstrap/spigot/src/main/java/org/geysermc/geyser/platform/spigot/GeyserSpigotPlugin.java
index 4ece501c4..4b41ad569 100644
--- a/bootstrap/spigot/src/main/java/org/geysermc/geyser/platform/spigot/GeyserSpigotPlugin.java
+++ b/bootstrap/spigot/src/main/java/org/geysermc/geyser/platform/spigot/GeyserSpigotPlugin.java
@@ -29,6 +29,7 @@ import com.viaversion.viaversion.api.Via;
 import com.viaversion.viaversion.api.data.MappingData;
 import com.viaversion.viaversion.api.protocol.ProtocolPathEntry;
 import com.viaversion.viaversion.api.protocol.version.ProtocolVersion;
+import io.netty.buffer.ByteBuf;
 import me.lucko.commodore.CommodoreProvider;
 import org.bukkit.Bukkit;
 import org.bukkit.command.PluginCommand;
@@ -108,11 +109,9 @@ public class GeyserSpigotPlugin extends JavaPlugin implements GeyserBootstrap {
         }
 
         try {
-            // Required for the Cloudburst Network dependency to initialize.
-            Class.forName("io.netty.channel.kqueue.KQueue");
-        } catch (ClassNotFoundException e) {
-            // While we could support these older versions, the downside is not having KQueue working at all
-            // And since there are alternative ways to get Geyser working for these aging platforms, it's not worth it.
+            // AvailableCommandsSerializer_v291 complains otherwise
+            ByteBuf.class.getMethod("writeShortLE", int.class);
+        } catch (NoSuchMethodException e) {
             getLogger().severe("*********************************************");
             getLogger().severe("");
             getLogger().severe(GeyserLocale.getLocaleStringLog("geyser.bootstrap.unsupported_server.header"));