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Merge pull request #59 from Nixuge/main
Legacy Packet Adapter
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| Original file line number | Diff line number | Diff line change |
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@@ -2,4 +2,9 @@ | |
| *.iml | ||
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| .gradle | ||
| build/ | ||
| build/ | ||
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| .classpath | ||
| .project | ||
| .settings/ | ||
| bin/ | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,7 @@ | ||
| plugins { | ||
| id("net.megavex.scoreboardlibrary.base-conventions") | ||
| } | ||
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| dependencies { | ||
| compileOnly(project(":scoreboard-library-packet-adapter-base")) | ||
| } |
41 changes: 41 additions & 0 deletions
41
...java/net/megavex/scoreboardlibrary/implementation/packetAdapter/legacy/ChatColorUtil.java
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| package net.megavex.scoreboardlibrary.implementation.packetAdapter.legacy; | ||
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| import net.kyori.adventure.text.format.NamedTextColor; | ||
| import net.megavex.scoreboardlibrary.implementation.packetAdapter.util.reflect.ReflectUtil; | ||
| import org.jetbrains.annotations.NotNull; | ||
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| import java.lang.invoke.MethodHandle; | ||
| import java.lang.invoke.MethodHandles; | ||
| import java.lang.reflect.Method; | ||
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| public final class ChatColorUtil { | ||
| private static final MethodHandle FROM_NAME_METHOD, GET_INDEX_METHOD; | ||
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| static { | ||
| Class<?> enumChatFormatClass = ReflectUtil.getClassOrThrow(LegacyMinecraftClasses.server("EnumChatFormat")); | ||
| MethodHandles.Lookup lookup = MethodHandles.lookup(); | ||
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| try { | ||
| Method fromNameMethod = enumChatFormatClass.getMethod("b", String.class); | ||
| FROM_NAME_METHOD = lookup.unreflect(fromNameMethod); | ||
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| Method getIndexMethod = enumChatFormatClass.getMethod("b"); | ||
| GET_INDEX_METHOD = lookup.unreflect(getIndexMethod); | ||
| } catch (NoSuchMethodException | IllegalAccessException e) { | ||
| throw new ExceptionInInitializerError(e); | ||
| } | ||
| } | ||
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| private ChatColorUtil() { | ||
| } | ||
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| public static int getColorIndex(@NotNull NamedTextColor color) { | ||
| String name = NamedTextColor.NAMES.key(color); | ||
| try { | ||
| Object format = FROM_NAME_METHOD.invoke(name); | ||
| return (int) GET_INDEX_METHOD.invoke(format); | ||
| } catch (Throwable e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| } | ||
| } |
16 changes: 16 additions & 0 deletions
16
...megavex/scoreboardlibrary/implementation/packetAdapter/legacy/LegacyMinecraftClasses.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,16 @@ | ||
| package net.megavex.scoreboardlibrary.implementation.packetAdapter.legacy; | ||
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| import org.bukkit.Bukkit; | ||
| import org.jetbrains.annotations.NotNull; | ||
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| // TODO: should be moved to MinecraftReflection at some point | ||
| public final class LegacyMinecraftClasses { | ||
| private static final String NMS_VERSION_STRING = Bukkit.getServer().getClass().getPackage().getName().split("\\.")[3]; | ||
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| private LegacyMinecraftClasses() { | ||
| } | ||
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| public static @NotNull String server(String path) { | ||
| return "net.minecraft.server." + NMS_VERSION_STRING + "." + path; | ||
| } | ||
| } |
50 changes: 50 additions & 0 deletions
50
...net/megavex/scoreboardlibrary/implementation/packetAdapter/legacy/LegacyPacketSender.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,50 @@ | ||
| package net.megavex.scoreboardlibrary.implementation.packetAdapter.legacy; | ||
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| import net.megavex.scoreboardlibrary.implementation.packetAdapter.PacketSender; | ||
| import net.megavex.scoreboardlibrary.implementation.packetAdapter.util.reflect.MinecraftClasses; | ||
| import net.megavex.scoreboardlibrary.implementation.packetAdapter.util.reflect.ReflectUtil; | ||
| import org.bukkit.entity.Player; | ||
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| import java.lang.invoke.MethodHandle; | ||
| import java.lang.invoke.MethodHandles; | ||
| import java.lang.reflect.Field; | ||
| import java.lang.reflect.Method; | ||
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| public final class LegacyPacketSender implements PacketSender<Object> { | ||
| public static final LegacyPacketSender INSTANCE = new LegacyPacketSender(); | ||
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| private static final MethodHandle GET_HANDLE_METHOD, PLAYER_CONNECTION_FIELD, SEND_PACKET_METHOD; | ||
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| static { | ||
| Class<?> packetClass = ReflectUtil.getClassOrThrow(LegacyMinecraftClasses.server("Packet")); | ||
| Class<?> craftPlayerClass = ReflectUtil.getClassOrThrow(MinecraftClasses.craftBukkit("entity.CraftPlayer")); | ||
| MethodHandles.Lookup lookup = MethodHandles.lookup(); | ||
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| try { | ||
| Method getHandleMethod = craftPlayerClass.getMethod("getHandle"); | ||
| GET_HANDLE_METHOD = lookup.unreflect(getHandleMethod); | ||
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| Field playerConnectionField = getHandleMethod.getReturnType().getField("playerConnection"); | ||
| PLAYER_CONNECTION_FIELD = lookup.unreflectGetter(playerConnectionField); | ||
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| Method sendPacketMethod = playerConnectionField.getType().getMethod("sendPacket", packetClass); | ||
| SEND_PACKET_METHOD = lookup.unreflect(sendPacketMethod); | ||
| } catch (NoSuchMethodException | IllegalAccessException | NoSuchFieldException e) { | ||
| throw new ExceptionInInitializerError(e); | ||
| } | ||
| } | ||
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| private LegacyPacketSender() { | ||
| } | ||
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| @Override | ||
| public void sendPacket(Player player, Object packet) { | ||
| try { | ||
| Object handle = GET_HANDLE_METHOD.invoke(player); | ||
| Object playerConnection = PLAYER_CONNECTION_FIELD.invoke(handle); | ||
| SEND_PACKET_METHOD.invoke(playerConnection, packet); | ||
| } catch (Throwable e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| } | ||
| } |
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