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PaperMC/patches/server/0011-Paper-command.patch
Nassim Jahnke d8e07590e3
Updated Upstream (Bukkit/CraftBukkit) 
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
5dbedae1 PR-864: Fix Registry#match() failing namespaced inputs
49256865 PR-863: Fix boolean PersistentDataType
9f15450b SPIGOT-7195, SPIGOT-7197: Add DataPack API
ebef5b6a Disable InterfaceIsType Checkstyle check
01d577f5 Slight tweak to boolean PersistentDataType javadoc
d2b99e56 PR-857: Add boolean PersistentDataType

CraftBukkit Changes:
2270366cd PR-1196: Test Registry instances more thoroughly
863dacb7a PR-1191: Do not start on pre-release Java 17
1f2dd8e12 SPIGOT-7362: Properly handle null in CraftBlock#blockFaceToNotch()
dbc70bed5 SPIGOT-7195, SPIGOT-7197: Add DataPack API
2023-06-06 11:09:19 +02:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jason Penilla <11360596+jpenilla@users.noreply.github.com>
Date: Mon, 29 Feb 2016 21:02:09 -0600
Subject: [PATCH] Paper command
Co-authored-by: Zach Brown <zach.brown@destroystokyo.com>
diff --git a/src/main/java/io/papermc/paper/command/CommandUtil.java b/src/main/java/io/papermc/paper/command/CommandUtil.java
new file mode 100644
index 0000000000000000000000000000000000000000..953c30500892e5f0c55b8597bc708ea85bf56d6e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/CommandUtil.java
@@ -0,0 +1,69 @@
+package io.papermc.paper.command;
+
+import com.google.common.base.Functions;
+import com.google.common.collect.Iterables;
+import com.google.common.collect.Lists;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+import net.minecraft.resources.ResourceLocation;
+import org.bukkit.command.CommandSender;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+@DefaultQualifier(NonNull.class)
+public final class CommandUtil {
+ private CommandUtil() {
+ }
+
+ // Code from Mojang - copyright them
+ public static List<String> getListMatchingLast(
+ final CommandSender sender,
+ final String[] args,
+ final String... matches
+ ) {
+ return getListMatchingLast(sender, args, Arrays.asList(matches));
+ }
+
+ public static boolean matches(final String s, final String s1) {
+ return s1.regionMatches(true, 0, s, 0, s.length());
+ }
+
+ public static List<String> getListMatchingLast(
+ final CommandSender sender,
+ final String[] strings,
+ final Collection<?> collection
+ ) {
+ String last = strings[strings.length - 1];
+ ArrayList<String> results = Lists.newArrayList();
+
+ if (!collection.isEmpty()) {
+ Iterator iterator = Iterables.transform(collection, Functions.toStringFunction()).iterator();
+
+ while (iterator.hasNext()) {
+ String s1 = (String) iterator.next();
+
+ if (matches(last, s1) && (sender.hasPermission(PaperCommand.BASE_PERM + s1) || sender.hasPermission("bukkit.command.paper"))) {
+ results.add(s1);
+ }
+ }
+
+ if (results.isEmpty()) {
+ iterator = collection.iterator();
+
+ while (iterator.hasNext()) {
+ Object object = iterator.next();
+
+ if (object instanceof ResourceLocation && matches(last, ((ResourceLocation) object).getPath())) {
+ results.add(String.valueOf(object));
+ }
+ }
+ }
+ }
+
+ return results;
+ }
+ // end copy stuff
+}
diff --git a/src/main/java/io/papermc/paper/command/PaperCommand.java b/src/main/java/io/papermc/paper/command/PaperCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..e7931b6cb2a46d07ac017f620b807e3474dc481e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/PaperCommand.java
@@ -0,0 +1,144 @@
+package io.papermc.paper.command;
+
+import io.papermc.paper.command.subcommands.*;
+import it.unimi.dsi.fastutil.Pair;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+import net.minecraft.Util;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionDefault;
+import org.bukkit.plugin.PluginManager;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+import static net.kyori.adventure.text.Component.text;
+import static net.kyori.adventure.text.format.NamedTextColor.RED;
+
+@DefaultQualifier(NonNull.class)
+public final class PaperCommand extends Command {
+ static final String BASE_PERM = "bukkit.command.paper.";
+ // subcommand label -> subcommand
+ private static final Map<String, PaperSubcommand> SUBCOMMANDS = Util.make(() -> {
+ final Map<Set<String>, PaperSubcommand> commands = new HashMap<>();
+
+ commands.put(Set.of("heap"), new HeapDumpCommand());
+ commands.put(Set.of("entity"), new EntityCommand());
+ commands.put(Set.of("reload"), new ReloadCommand());
+ commands.put(Set.of("version"), new VersionCommand());
+ commands.put(Set.of("callback"), new CallbackCommand());
+
+ return commands.entrySet().stream()
+ .flatMap(entry -> entry.getKey().stream().map(s -> Map.entry(s, entry.getValue())))
+ .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
+ });
+ private static final Set<String> COMPLETABLE_SUBCOMMANDS = SUBCOMMANDS.entrySet().stream().filter(entry -> entry.getValue().tabCompletes()).map(Map.Entry::getKey).collect(Collectors.toSet());
+ // alias -> subcommand label
+ private static final Map<String, String> ALIASES = Util.make(() -> {
+ final Map<String, Set<String>> aliases = new HashMap<>();
+
+ aliases.put("version", Set.of("ver"));
+
+ return aliases.entrySet().stream()
+ .flatMap(entry -> entry.getValue().stream().map(s -> Map.entry(s, entry.getKey())))
+ .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
+ });
+
+ public PaperCommand(final String name) {
+ super(name);
+ this.description = "Paper related commands";
+ this.usageMessage = "/paper [" + String.join(" | ", SUBCOMMANDS.keySet()) + "]";
+ final List<String> permissions = new ArrayList<>();
+ permissions.add("bukkit.command.paper");
+ permissions.addAll(SUBCOMMANDS.keySet().stream().map(s -> BASE_PERM + s).toList());
+ this.setPermission(String.join(";", permissions));
+ final PluginManager pluginManager = Bukkit.getServer().getPluginManager();
+ for (final String perm : permissions) {
+ pluginManager.addPermission(new Permission(perm, PermissionDefault.OP));
+ }
+ }
+
+ private static boolean testPermission(final CommandSender sender, final String permission) {
+ if (sender.hasPermission(BASE_PERM + permission) || sender.hasPermission("bukkit.command.paper")) {
+ return true;
+ }
+ sender.sendMessage(text("I'm sorry, but you do not have permission to perform this command. Please contact the server administrators if you believe that this is in error.", RED));
+ return false;
+ }
+
+ @Override
+ public List<String> tabComplete(
+ final CommandSender sender,
+ final String alias,
+ final String[] args,
+ final @Nullable Location location
+ ) throws IllegalArgumentException {
+ if (args.length <= 1) {
+ return CommandUtil.getListMatchingLast(sender, args, COMPLETABLE_SUBCOMMANDS);
+ }
+
+ final @Nullable Pair<String, PaperSubcommand> subCommand = resolveCommand(args[0]);
+ if (subCommand != null) {
+ return subCommand.second().tabComplete(sender, subCommand.first(), Arrays.copyOfRange(args, 1, args.length));
+ }
+
+ return Collections.emptyList();
+ }
+
+ @Override
+ public boolean execute(
+ final CommandSender sender,
+ final String commandLabel,
+ final String[] args
+ ) {
+ if (!testPermission(sender)) {
+ return true;
+ }
+
+ if (args.length == 0) {
+ sender.sendMessage(text("Usage: " + this.usageMessage, RED));
+ return false;
+ }
+ final @Nullable Pair<String, PaperSubcommand> subCommand = resolveCommand(args[0]);
+
+ if (subCommand == null) {
+ sender.sendMessage(text("Usage: " + this.usageMessage, RED));
+ return false;
+ }
+
+ if (!testPermission(sender, subCommand.first())) {
+ return true;
+ }
+ final String[] choppedArgs = Arrays.copyOfRange(args, 1, args.length);
+ return subCommand.second().execute(sender, subCommand.first(), choppedArgs);
+ }
+
+ private static @Nullable Pair<String, PaperSubcommand> resolveCommand(String label) {
+ label = label.toLowerCase(Locale.ENGLISH);
+ @Nullable PaperSubcommand subCommand = SUBCOMMANDS.get(label);
+ if (subCommand == null) {
+ final @Nullable String command = ALIASES.get(label);
+ if (command != null) {
+ label = command;
+ subCommand = SUBCOMMANDS.get(command);
+ }
+ }
+
+ if (subCommand != null) {
+ return Pair.of(label, subCommand);
+ }
+
+ return null;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/command/PaperCommands.java b/src/main/java/io/papermc/paper/command/PaperCommands.java
new file mode 100644
index 0000000000000000000000000000000000000000..6a00f3d38da8107825ab1d405f337fd077b09f72
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/PaperCommands.java
@@ -0,0 +1,27 @@
+package io.papermc.paper.command;
+
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.command.Command;
+
+import java.util.HashMap;
+import java.util.Map;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+@DefaultQualifier(NonNull.class)
+public final class PaperCommands {
+
+ private PaperCommands() {
+ }
+
+ private static final Map<String, Command> COMMANDS = new HashMap<>();
+ static {
+ COMMANDS.put("paper", new PaperCommand("paper"));
+ }
+
+ public static void registerCommands(final MinecraftServer server) {
+ COMMANDS.forEach((s, command) -> {
+ server.server.getCommandMap().register(s, "Paper", command);
+ });
+ }
+}
diff --git a/src/main/java/io/papermc/paper/command/PaperSubcommand.java b/src/main/java/io/papermc/paper/command/PaperSubcommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..7e9e0ff8639be135bf8575e375cbada5b57164e1
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/PaperSubcommand.java
@@ -0,0 +1,20 @@
+package io.papermc.paper.command;
+
+import java.util.Collections;
+import java.util.List;
+import org.bukkit.command.CommandSender;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+@DefaultQualifier(NonNull.class)
+public interface PaperSubcommand {
+ boolean execute(CommandSender sender, String subCommand, String[] args);
+
+ default List<String> tabComplete(final CommandSender sender, final String subCommand, final String[] args) {
+ return Collections.emptyList();
+ }
+
+ default boolean tabCompletes() {
+ return true;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/command/subcommands/CallbackCommand.java b/src/main/java/io/papermc/paper/command/subcommands/CallbackCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..c5111eef4ba85ed96f7496b7db6954106fa05053
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/subcommands/CallbackCommand.java
@@ -0,0 +1,33 @@
+package io.papermc.paper.command.subcommands;
+
+import io.papermc.paper.adventure.providers.ClickCallbackProviderImpl;
+import io.papermc.paper.command.PaperSubcommand;
+import java.util.UUID;
+import org.bukkit.command.CommandSender;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+@DefaultQualifier(NonNull.class)
+public final class CallbackCommand implements PaperSubcommand {
+ @Override
+ public boolean execute(final CommandSender sender, final String subCommand, final String[] args) {
+ if (args.length != 1) {
+ return false;
+ }
+
+ final UUID id;
+ try {
+ id = UUID.fromString(args[0]);
+ } catch (final IllegalArgumentException ignored) {
+ return false;
+ }
+
+ ClickCallbackProviderImpl.CALLBACK_MANAGER.runCallback(sender, id);
+ return true;
+ }
+
+ @Override
+ public boolean tabCompletes() {
+ return false;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/command/subcommands/EntityCommand.java b/src/main/java/io/papermc/paper/command/subcommands/EntityCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..ff99336e0b8131ae161cfa5c4fc83c6905e3dbc8
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/subcommands/EntityCommand.java
@@ -0,0 +1,158 @@
+package io.papermc.paper.command.subcommands;
+
+import com.google.common.collect.Maps;
+import io.papermc.paper.command.CommandUtil;
+import io.papermc.paper.command.PaperSubcommand;
+import java.util.Collections;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.event.ClickEvent;
+import net.kyori.adventure.text.event.HoverEvent;
+import net.minecraft.core.registries.BuiltInRegistries;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.server.level.ServerChunkCache;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.level.ChunkPos;
+import org.apache.commons.lang3.tuple.MutablePair;
+import org.apache.commons.lang3.tuple.Pair;
+import org.bukkit.Bukkit;
+import org.bukkit.HeightMap;
+import org.bukkit.World;
+import org.bukkit.command.CommandSender;
+import org.bukkit.craftbukkit.CraftWorld;
+import org.bukkit.entity.Player;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+import static net.kyori.adventure.text.Component.text;
+import static net.kyori.adventure.text.format.NamedTextColor.GREEN;
+import static net.kyori.adventure.text.format.NamedTextColor.RED;
+
+@DefaultQualifier(NonNull.class)
+public final class EntityCommand implements PaperSubcommand {
+ @Override
+ public boolean execute(final CommandSender sender, final String subCommand, final String[] args) {
+ this.listEntities(sender, args);
+ return true;
+ }
+
+ @Override
+ public List<String> tabComplete(final CommandSender sender, final String subCommand, final String[] args) {
+ if (args.length == 1) {
+ return CommandUtil.getListMatchingLast(sender, args, "help", "list");
+ } else if (args.length == 2) {
+ return CommandUtil.getListMatchingLast(sender, args, BuiltInRegistries.ENTITY_TYPE.keySet().stream().map(ResourceLocation::toString).sorted().toArray(String[]::new));
+ }
+ return Collections.emptyList();
+ }
+
+ /*
+ * Ported from MinecraftForge - author: LexManos <LexManos@gmail.com> - License: LGPLv2.1
+ */
+ private void listEntities(final CommandSender sender, final String[] args) {
+ // help
+ if (args.length < 1 || !args[0].toLowerCase(Locale.ENGLISH).equals("list")) {
+ sender.sendMessage(text("Use /paper entity [list] help for more information on a specific command", RED));
+ return;
+ }
+
+ if ("list".equals(args[0].toLowerCase(Locale.ENGLISH))) {
+ String filter = "*";
+ if (args.length > 1) {
+ if (args[1].toLowerCase(Locale.ENGLISH).equals("help")) {
+ sender.sendMessage(text("Use /paper entity list [filter] [worldName] to get entity info that matches the optional filter.", RED));
+ return;
+ }
+ filter = args[1];
+ }
+ final String cleanfilter = filter.replace("?", ".?").replace("*", ".*?");
+ Set<ResourceLocation> names = BuiltInRegistries.ENTITY_TYPE.keySet().stream()
+ .filter(n -> n.toString().matches(cleanfilter))
+ .collect(Collectors.toSet());
+ if (names.isEmpty()) {
+ sender.sendMessage(text("Invalid filter, does not match any entities. Use /paper entity list for a proper list", RED));
+ sender.sendMessage(text("Usage: /paper entity list [filter] [worldName]", RED));
+ return;
+ }
+ String worldName;
+ if (args.length > 2) {
+ worldName = args[2];
+ } else if (sender instanceof Player) {
+ worldName = ((Player) sender).getWorld().getName();
+ } else {
+ sender.sendMessage(text("Please specify the name of a world", RED));
+ sender.sendMessage(text("To do so without a filter, specify '*' as the filter", RED));
+ sender.sendMessage(text("Usage: /paper entity list [filter] [worldName]", RED));
+ return;
+ }
+ Map<ResourceLocation, MutablePair<Integer, Map<ChunkPos, Integer>>> list = Maps.newHashMap();
+ @Nullable World bukkitWorld = Bukkit.getWorld(worldName);
+ if (bukkitWorld == null) {
+ sender.sendMessage(text("Could not load world for " + worldName + ". Please select a valid world.", RED));
+ sender.sendMessage(text("Usage: /paper entity list [filter] [worldName]", RED));
+ return;
+ }
+ ServerLevel world = ((CraftWorld) bukkitWorld).getHandle();
+ Map<ResourceLocation, Integer> nonEntityTicking = Maps.newHashMap();
+ ServerChunkCache chunkProviderServer = world.getChunkSource();
+ world.getAllEntities().forEach(e -> {
+ ResourceLocation key = EntityType.getKey(e.getType());
+
+ MutablePair<Integer, Map<ChunkPos, Integer>> info = list.computeIfAbsent(key, k -> MutablePair.of(0, Maps.newHashMap()));
+ ChunkPos chunk = e.chunkPosition();
+ info.left++;
+ info.right.put(chunk, info.right.getOrDefault(chunk, 0) + 1);
+ if (!chunkProviderServer.isPositionTicking(e)) {
+ nonEntityTicking.merge(key, 1, Integer::sum);
+ }
+ });
+ if (names.size() == 1) {
+ ResourceLocation name = names.iterator().next();
+ Pair<Integer, Map<ChunkPos, Integer>> info = list.get(name);
+ int nonTicking = nonEntityTicking.getOrDefault(name, 0);
+ if (info == null) {
+ sender.sendMessage(text("No entities found.", RED));
+ return;
+ }
+ sender.sendMessage("Entity: " + name + " Total Ticking: " + (info.getLeft() - nonTicking) + ", Total Non-Ticking: " + nonTicking);
+ info.getRight().entrySet().stream()
+ .sorted((a, b) -> !a.getValue().equals(b.getValue()) ? b.getValue() - a.getValue() : a.getKey().toString().compareTo(b.getKey().toString()))
+ .limit(10).forEach(e -> {
+ final int x = (e.getKey().x << 4) + 8;
+ final int z = (e.getKey().z << 4) + 8;
+ final Component message = text(" " + e.getValue() + ": " + e.getKey().x + ", " + e.getKey().z + (chunkProviderServer.isPositionTicking(e.getKey().toLong()) ? " (Ticking)" : " (Non-Ticking)"))
+ .hoverEvent(HoverEvent.showText(text("Click to teleport to chunk", GREEN)))
+ .clickEvent(ClickEvent.clickEvent(ClickEvent.Action.RUN_COMMAND, "/minecraft:execute as @s in " + world.getWorld().getKey() + " run tp " + x + " " + (world.getWorld().getHighestBlockYAt(x, z, HeightMap.MOTION_BLOCKING) + 1) + " " + z));
+ sender.sendMessage(message);
+ });
+ } else {
+ List<Pair<ResourceLocation, Integer>> info = list.entrySet().stream()
+ .filter(e -> names.contains(e.getKey()))
+ .map(e -> Pair.of(e.getKey(), e.getValue().left))
+ .sorted((a, b) -> !a.getRight().equals(b.getRight()) ? b.getRight() - a.getRight() : a.getKey().toString().compareTo(b.getKey().toString()))
+ .toList();
+
+ if (info.isEmpty()) {
+ sender.sendMessage(text("No entities found.", RED));
+ return;
+ }
+
+ int count = info.stream().mapToInt(Pair::getRight).sum();
+ int nonTickingCount = nonEntityTicking.values().stream().mapToInt(Integer::intValue).sum();
+ sender.sendMessage("Total Ticking: " + (count - nonTickingCount) + ", Total Non-Ticking: " + nonTickingCount);
+ info.forEach(e -> {
+ int nonTicking = nonEntityTicking.getOrDefault(e.getKey(), 0);
+ sender.sendMessage(" " + (e.getValue() - nonTicking) + " (" + nonTicking + ") " + ": " + e.getKey());
+ });
+ sender.sendMessage("* First number is ticking entities, second number is non-ticking entities");
+ }
+ }
+ }
+}
diff --git a/src/main/java/io/papermc/paper/command/subcommands/HeapDumpCommand.java b/src/main/java/io/papermc/paper/command/subcommands/HeapDumpCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..cd2e4d792e972b8bf1e07b8961594a670ae949cf
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/subcommands/HeapDumpCommand.java
@@ -0,0 +1,38 @@
+package io.papermc.paper.command.subcommands;
+
+import io.papermc.paper.command.PaperSubcommand;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.craftbukkit.CraftServer;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+import static net.kyori.adventure.text.Component.text;
+import static net.kyori.adventure.text.format.NamedTextColor.GREEN;
+import static net.kyori.adventure.text.format.NamedTextColor.RED;
+import static net.kyori.adventure.text.format.NamedTextColor.YELLOW;
+
+@DefaultQualifier(NonNull.class)
+public final class HeapDumpCommand implements PaperSubcommand {
+ @Override
+ public boolean execute(final CommandSender sender, final String subCommand, final String[] args) {
+ this.dumpHeap(sender);
+ return true;
+ }
+
+ private void dumpHeap(final CommandSender sender) {
+ java.nio.file.Path dir = java.nio.file.Paths.get("./dumps");
+ String name = "heap-dump-" + DateTimeFormatter.ofPattern("yyyy-MM-dd_HH.mm.ss").format(LocalDateTime.now());
+
+ Command.broadcastCommandMessage(sender, text("Writing JVM heap data...", YELLOW));
+
+ java.nio.file.Path file = CraftServer.dumpHeap(dir, name);
+ if (file != null) {
+ Command.broadcastCommandMessage(sender, text("Heap dump saved to " + file, GREEN));
+ } else {
+ Command.broadcastCommandMessage(sender, text("Failed to write heap dump, see server log for details", RED));
+ }
+ }
+}
diff --git a/src/main/java/io/papermc/paper/command/subcommands/ReloadCommand.java b/src/main/java/io/papermc/paper/command/subcommands/ReloadCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..bd68139ae635f2ad7ec8e7a21e0056a139c4c62e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/subcommands/ReloadCommand.java
@@ -0,0 +1,33 @@
+package io.papermc.paper.command.subcommands;
+
+import io.papermc.paper.command.PaperSubcommand;
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.craftbukkit.CraftServer;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+import static net.kyori.adventure.text.Component.text;
+import static net.kyori.adventure.text.format.NamedTextColor.GREEN;
+import static net.kyori.adventure.text.format.NamedTextColor.RED;
+
+@DefaultQualifier(NonNull.class)
+public final class ReloadCommand implements PaperSubcommand {
+ @Override
+ public boolean execute(final CommandSender sender, final String subCommand, final String[] args) {
+ this.doReload(sender);
+ return true;
+ }
+
+ private void doReload(final CommandSender sender) {
+ Command.broadcastCommandMessage(sender, text("Please note that this command is not supported and may cause issues.", RED));
+ Command.broadcastCommandMessage(sender, text("If you encounter any issues please use the /stop command to restart your server.", RED));
+
+ MinecraftServer server = ((CraftServer) sender.getServer()).getServer();
+ server.paperConfigurations.reloadConfigs(server);
+ server.server.reloadCount++;
+
+ Command.broadcastCommandMessage(sender, text("Paper config reload complete.", GREEN));
+ }
+}
diff --git a/src/main/java/io/papermc/paper/command/subcommands/VersionCommand.java b/src/main/java/io/papermc/paper/command/subcommands/VersionCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..ae60bd96b5284d54676d8e7e4dd5d170b526ec1e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/subcommands/VersionCommand.java
@@ -0,0 +1,21 @@
+package io.papermc.paper.command.subcommands;
+
+import io.papermc.paper.command.PaperSubcommand;
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+@DefaultQualifier(NonNull.class)
+public final class VersionCommand implements PaperSubcommand {
+ @Override
+ public boolean execute(final CommandSender sender, final String subCommand, final String[] args) {
+ final @Nullable Command ver = MinecraftServer.getServer().server.getCommandMap().getCommand("version");
+ if (ver != null) {
+ ver.execute(sender, "paper", new String[0]);
+ }
+ return true;
+ }
+}
diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
index 1fe07773cf9664164b29164caba22800e5a6bdae..cb6f192c11cda6230ec365e6cefb44a37416236d 100644
--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
@@ -186,6 +186,7 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
// Paper start
paperConfigurations.initializeGlobalConfiguration();
paperConfigurations.initializeWorldDefaultsConfiguration();
+ io.papermc.paper.command.PaperCommands.registerCommands(this);
// Paper end
this.setPvpAllowed(dedicatedserverproperties.pvp);
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 26033d5f44efe81cab9085155587afe90887c110..6752bae2a976906609d05e3d0c8a18c7413fa5b1 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -927,6 +927,7 @@ public final class CraftServer implements Server {
this.commandMap.clearCommands();
this.reloadData();
org.spigotmc.SpigotConfig.registerCommands(); // Spigot
+ io.papermc.paper.command.PaperCommands.registerCommands(this.console); // Paper
this.overrideAllCommandBlockCommands = this.commandsConfiguration.getStringList("command-block-overrides").contains("*");
this.ignoreVanillaPermissions = this.commandsConfiguration.getBoolean("ignore-vanilla-permissions");
@@ -2497,6 +2498,34 @@ public final class CraftServer implements Server {
// Paper end
// Paper start
+ @SuppressWarnings({"rawtypes", "unchecked"})
+ public static java.nio.file.Path dumpHeap(java.nio.file.Path dir, String name) {
+ try {
+ java.nio.file.Files.createDirectories(dir);
+
+ javax.management.MBeanServer server = java.lang.management.ManagementFactory.getPlatformMBeanServer();
+ java.nio.file.Path file;
+
+ try {
+ Class clazz = Class.forName("openj9.lang.management.OpenJ9DiagnosticsMXBean");
+ Object openj9Mbean = java.lang.management.ManagementFactory.newPlatformMXBeanProxy(server, "openj9.lang.management:type=OpenJ9Diagnostics", clazz);
+ java.lang.reflect.Method m = clazz.getMethod("triggerDumpToFile", String.class, String.class);
+ file = dir.resolve(name + ".phd");
+ m.invoke(openj9Mbean, "heap", file.toString());
+ } catch (ClassNotFoundException e) {
+ Class clazz = Class.forName("com.sun.management.HotSpotDiagnosticMXBean");
+ Object hotspotMBean = java.lang.management.ManagementFactory.newPlatformMXBeanProxy(server, "com.sun.management:type=HotSpotDiagnostic", clazz);
+ java.lang.reflect.Method m = clazz.getMethod("dumpHeap", String.class, boolean.class);
+ file = dir.resolve(name + ".hprof");
+ m.invoke(hotspotMBean, file.toString(), true);
+ }
+
+ return file;
+ } catch (Throwable t) {
+ Bukkit.getLogger().log(Level.SEVERE, "Could not write heap", t);
+ return null;
+ }
+ }
private Iterable<? extends net.kyori.adventure.audience.Audience> adventure$audiences;
@Override
public Iterable<? extends net.kyori.adventure.audience.Audience> audiences() {
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