插件教程第五章 —— 自定义一个更多背包插件(监听,Vault) - Minecraft(我的世界)中文论坛

public static void sendActionbar(Player player, String message)
{
String nmsver = Bukkit.getServer().getClass().getPackage().getName().substring(nmsver.lastIndexOf(".") + 1);
try
{
Class c1 = Class.forName("org.bukkit.craftbukkit." + nmsver + ".entity.CraftPlayer");
Object p = c1.cast(player);
Object ppoc = null;
Class c4 = Class.forName("net.minecraft.server." + nmsver + ".PacketPlayOutChat");
Class c5 = Class.forName("net.minecraft.server." + nmsver + ".Packet");
if ((nmsver.equalsIgnoreCase("v1_9_R1")) || (!nmsver.startsWith("v1_9_")))
{
Class c2 = Class.forName("net.minecraft.server." + nmsver + ".ChatSerializer");
Class c3 = Class.forName("net.minecraft.server." + nmsver + ".IChatBaseComponent");
Method m3 = c2.getDeclaredMethod("a", new Class[] { String.class });
Object cbc = c3.cast(m3.invoke(c2, new Object[] { "{"text": "" + message.replace("&", "§").replace("%player", new StringBuilder(String.valueOf(player.getName())).append(""}").toString()) }));
ppoc = c4.getConstructor(new Class[] { c3, Byte.TYPE }).newInstance(new Object[] { cbc, Byte.valueOf(2) });
}
else
{
Class c2 = Class.forName("net.minecraft.server." + nmsver + ".ChatComponentText");
Class c3 = Class.forName("net.minecraft.server." + nmsver + ".IChatBaseComponent");
Object o = c2.getConstructor(new Class[] { String.class }).newInstance(new Object[] { message.replace("&", "§").replace("%player", player.getName()) });
ppoc = c4.getConstructor(new Class[] { c3, Byte.TYPE }).newInstance(new Object[] { o, Byte.valueOf(2) });
}
Method m1 = c1.getDeclaredMethod("getHandle", new Class[0]);
Object h = m1.invoke(p, new Object[0]);
Field f1 = h.getClass().getDeclaredField("playerConnection");
Object pc = f1.get(h);
Method m5 = pc.getClass().getDeclaredMethod("sendPacket", new Class[] { c5 });
m5.invoke(pc, new Object[] { ppoc });
}
catch (Exception e)
{
e.printStackTrace();
}
}

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public static void sendActionbar(Player player, String message)
{
String nmsver = Bukkit.getServer().getClass().getPackage().getName().substring(nmsver.lastIndexOf(".") + 1);
try
{
Class c1 = Class.forName("org.bukkit.craftbukkit." + nmsver + ".entity.CraftPlayer");
Object p = c1.cast(player);
Object ppoc = null;
Class c4 = Class.forName("net.minecraft.server." + nmsver + ".PacketPlayOutChat");
Class c5 = Class.forName("net.minecraft.server." + nmsver + ".Packet");
if ((nmsver.equalsIgnoreCase("v1_9_R1")) || (!nmsver.startsWith("v1_9_")))
{
Class c2 = Class.forName("net.minecraft.server." + nmsver + ".ChatSerializer");
Class c3 = Class.forName("net.minecraft.server." + nmsver + ".IChatBaseComponent");
Method m3 = c2.getDeclaredMethod("a", new Class[] { String.class });
Object cbc = c3.cast(m3.invoke(c2, new Object[] { "{"text": "" + message.replace("&", "§").replace("%player", new StringBuilder(String.valueOf(player.getName())).append(""}").toString()) }));
ppoc = c4.getConstructor(new Class[] { c3, Byte.TYPE }).newInstance(new Object[] { cbc, Byte.valueOf(2) });
}
else
{
Class c2 = Class.forName("net.minecraft.server." + nmsver + ".ChatComponentText");
Class c3 = Class.forName("net.minecraft.server." + nmsver + ".IChatBaseComponent");
Object o = c2.getConstructor(new Class[] { String.class }).newInstance(new Object[] { message.replace("&", "§").replace("%player", player.getName()) });
ppoc = c4.getConstructor(new Class[] { c3, Byte.TYPE }).newInstance(new Object[] { o, Byte.valueOf(2) });
}
Method m1 = c1.getDeclaredMethod("getHandle", new Class[0]);
Object h = m1.invoke(p, new Object[0]);
Field f1 = h.getClass().getDeclaredField("playerConnection");
Object pc = f1.get(h);
Method m5 = pc.getClass().getDeclaredMethod("sendPacket", new Class[] { c5 });
m5.invoke(pc, new Object[] { ppoc });
}
catch (Exception e)
{
e.printStackTrace();
}
}

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package io.bilicraft.r6.bbs.helper;
import org.bukkit.entity.Player;
import io.bilicraft.r6.bbs.BiliBS;
public class ChatHelper{
public static Class<?> craftPlayer;
private static Class<?> packetPlayOutChat;
private static Class<?> packet;
private static Class<?> chat;
private static Class<?> iChatComponent;
private static boolean canSendTitleBool = true;
static {
try {
if (ModHelper.isGlowStone) {
BiliBS.getInstance().getLogger().info("Found GlowPlayer Start");
ChatHelper.craftPlayer = Class.forName("net.glowstone.entity.GlowPlayer");
BiliBS.getInstance().getLogger().info("Found GlowPlayer End");
} else {
BiliBS.getInstance().getLogger().info("Found NMS Package Start");
ChatHelper.craftPlayer = Class
.forName("org.bukkit.craftbukkit." + ModHelper.versionPack + ".entity.CraftPlayer");
packetPlayOutChat = Class
.forName("net.minecraft.server." + ModHelper.versionPack + ".PacketPlayOutChat");
packet = Class.forName("net.minecraft.server." + ModHelper.versionPack + ".Packet");
try {
chat = Class.forName("net.minecraft.server." + ModHelper.versionPack + ".ChatSerializer");
} catch (ClassNotFoundException e) {
chat = Class.forName("net.minecraft.server." + ModHelper.versionPack + ".ChatComponentText");
}
iChatComponent = Class.forName("net.minecraft.server." + ModHelper.versionPack + ".IChatBaseComponent");
BiliBS.getInstance().getLogger().info("Found NMS Package End");
}
} catch (ClassNotFoundException e) {
canSendTitleBool = false;
BiliBS.getInstance().getLogger().info("Not Found NMS Package {" + e.getMessage() + "}");
}
}
public ChatHelper(){}
public static void sendActionBar(Player player, String message) throws Exception {
if (!canSendTitle()) {
return;
}
Object craftPlayerObj = ChatHelper.craftPlayer.cast(player);
if (ModHelper.isGlowStone) {
ChatHelper.craftPlayer.getDeclaredMethod("sendActionBarMessage", new Class[] { String.class }).invoke(
craftPlayerObj, new Object[] { message.replace("&", "§").replace("%player", player.getName()) });
} else {
Object packObj = null;
Object iChatObj = null;
if (chat.getTypeName().endsWith("ChatSerializer")) {
String messageR = new StringBuilder("{"text": "")
.append(message.replace("&", "§").replace("%player", player.getName())).append(""}")
.toString();
iChatObj = iChatComponent.cast(chat.getDeclaredMethod("a", new Class[] { String.class }).invoke(chat,
new Object[] { messageR }));
} else {
iChatObj = chat.getConstructor(new Class[] { String.class })
.newInstance(new Object[] { message.replace("&", "§").replace("%player", player.getName()) });
}
packObj = packetPlayOutChat.getConstructor(new Class[] { iChatComponent, Byte.TYPE })
.newInstance(new Object[] { iChatObj, (byte) 2 });
Object handlerObj = ChatHelper.craftPlayer.getDeclaredMethod("getHandle").invoke(craftPlayerObj);
Object playerConnectionObj = handlerObj.getClass().getDeclaredField("playerConnection").get(handlerObj);
playerConnectionObj.getClass().getDeclaredMethod("sendPacket", new Class[] { packet })
.invoke(playerConnectionObj, new Object[] { packObj });
}
}
public static boolean canSendTitle() {
return canSendTitleBool;
}
}

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