2022-06-23 02:18:32 +00:00
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/*
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* Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.geyser.platform.spigot;
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import com.destroystokyo.paper.event.server.PaperServerListPingEvent;
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import com.destroystokyo.paper.network.StatusClient;
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import org.bukkit.event.server.ServerListPingEvent;
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import org.bukkit.util.CachedServerIcon;
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2023-12-05 23:54:42 +00:00
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import org.checkerframework.checker.nullness.qual.Nullable;
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import java.lang.reflect.Constructor;
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import java.net.InetAddress;
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/**
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* A utility class for checking on the existence of classes, constructors, fields, methods
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*/
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public final class ReflectedNames {
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static boolean checkPaperPingEvent() {
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try {
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Class.forName("com.destroystokyo.paper.event.server.PaperServerListPingEvent");
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return true;
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} catch (ClassNotFoundException e) {
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return false;
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}
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}
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static boolean newSpigotPingConstructorExists() {
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return getConstructor(ServerListPingEvent.class, InetAddress.class, String.class, boolean.class, int.class, int.class) != null;
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}
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2023-12-05 23:54:42 +00:00
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static @Nullable Constructor<PaperServerListPingEvent> getOldPaperPingConstructor() {
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2023-03-30 19:44:55 +00:00
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if (getConstructor(PaperServerListPingEvent.class, StatusClient.class, String.class, int.class,
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int.class, String.class, int.class, CachedServerIcon.class) != null) {
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// @NotNull StatusClient client, @NotNull String motd, int numPlayers, int maxPlayers,
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// @NotNull String version, int protocolVersion, @Nullable CachedServerIcon favicon
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// New constructor is present
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return null;
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}
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2023-03-30 19:44:55 +00:00
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// @NotNull StatusClient client, @NotNull String motd, boolean shouldSendChatPreviews, int numPlayers, int maxPlayers,
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// @NotNull String version, int protocolVersion, @Nullable CachedServerIcon favicon
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2023-03-30 19:44:55 +00:00
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return getConstructor(PaperServerListPingEvent.class, StatusClient.class, String.class, boolean.class, int.class, int.class,
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2022-06-23 02:18:32 +00:00
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String.class, int.class, CachedServerIcon.class);
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}
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/**
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* @return if this class has a constructor with the specified arguments
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*/
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@Nullable
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private static <T> Constructor<T> getConstructor(Class<T> clazz, Class<?>... args) {
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try {
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return clazz.getConstructor(args);
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} catch (NoSuchMethodException e) {
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return null;
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}
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}
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private ReflectedNames() {
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}
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}
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