Add Origami's patch to fix ProtocolLib on Java 15

patches/server/0150-Origami-Fix-ProtocolLib-issues-on-Java-15.patch

@@ -0,0 +1,65 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: "Phoenix616 Date: Mon, 19 Oct 2020 17:20:53 +0100" <max@themoep.de>
+Date: Mon, 30 Nov 2020 06:53:44 -0600
+Subject: [PATCH] Origami - Fix ProtocolLib issues on Java 15
+
+
+diff --git a/src/main/java/net/minecraft/server/NetworkManager.java b/src/main/java/net/minecraft/server/NetworkManager.java
+index 7a2a8acea9..fa71b36c0c 100644
+--- a/src/main/java/net/minecraft/server/NetworkManager.java
++++ b/src/main/java/net/minecraft/server/NetworkManager.java
+@@ -392,9 +392,9 @@ public class NetworkManager extends SimpleChannelInboundHandler<Packet<?>> {
+             // note: since the type is not dynamic here, we need to actually copy the old executor code
+             // into two branches. On conflict, just re-copy - no changes were made inside the executor code.
+             if (flush) {
+-                choice1 = () -> {
++                choice1 = new Runnable() { public void run() { // Purpur - flatten lambda
+                     if (enumprotocol != enumprotocol1) {
+-                        this.setProtocol(enumprotocol);
++                        NetworkManager.this.setProtocol(enumprotocol); // Purpur - flatten lambda
+                     }
+ 
+                     // Paper start
+@@ -404,7 +404,7 @@ public class NetworkManager extends SimpleChannelInboundHandler<Packet<?>> {
+                     }
+                     try {
+                         // Paper end
+-                        ChannelFuture channelfuture1 = (flush) ? this.channel.writeAndFlush(packet) : this.channel.write(packet); // Tuinity - add flush parameter
++                        ChannelFuture channelfuture1 = (flush) ? NetworkManager.this.channel.writeAndFlush(packet) : NetworkManager.this.channel.write(packet); // Tuinity - add flush parameter // Purpur - flatten lambda
+ 
+ 
+                         if (genericfuturelistener != null) {
+@@ -424,12 +424,12 @@ public class NetworkManager extends SimpleChannelInboundHandler<Packet<?>> {
+                         packet.onPacketDispatchFinish(player, null);
+                     }
+                     // Paper end
+-                };
++                }}; // Purpur - flatten lambda
+             } else {
+                 // explicitly declare a variable to make the lambda use the type
+-                choice2 = () -> {
++                choice2 = new AbstractEventExecutor.LazyRunnable() { public void run() { // Purpur - flatten lambda
+                     if (enumprotocol != enumprotocol1) {
+-                        this.setProtocol(enumprotocol);
++                        NetworkManager.this.setProtocol(enumprotocol); // Purpur - flatten lambda
+                     }
+ 
+                     // Paper start
+@@ -439,7 +439,7 @@ public class NetworkManager extends SimpleChannelInboundHandler<Packet<?>> {
+                     }
+                     try {
+                         // Paper end
+-                        ChannelFuture channelfuture1 = (flush) ? this.channel.writeAndFlush(packet) : this.channel.write(packet); // Tuinity - add flush parameter
++                        ChannelFuture channelfuture1 = (flush) ? NetworkManager.this.channel.writeAndFlush(packet) : NetworkManager.this.channel.write(packet); // Tuinity - add flush parameter // Purpur - flatten lambda
+ 
+ 
+                         if (genericfuturelistener != null) {
+@@ -459,7 +459,7 @@ public class NetworkManager extends SimpleChannelInboundHandler<Packet<?>> {
+                         packet.onPacketDispatchFinish(player, null);
+                     }
+                     // Paper end
+-                };
++                }}; // Purpur - flatten lambda
+             }
+             this.channel.eventLoop().execute(choice1 != null ? choice1 : choice2);
+             // Tuinity end - optimise packets that are not flushed