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108 changes: 108 additions & 0 deletions
108
src/main/java/com/pro4d/quickmc/attributes/AbstractPacket.java
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| /** | ||
| * PacketWrapper - ProtocolLib wrappers for Minecraft packets | ||
| * Copyright (C) dmulloy2 <http://dmulloy2.net> | ||
| * Copyright (C) Kristian S. Strangeland | ||
| * <p> | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * <p> | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * <p> | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
| package com.pro4d.quickmc.attributes; | ||
|
|
||
| import com.comphenix.protocol.PacketType; | ||
| import com.comphenix.protocol.ProtocolLibrary; | ||
| import com.comphenix.protocol.events.PacketContainer; | ||
| import com.google.common.base.Objects; | ||
| import lombok.Getter; | ||
| import org.bukkit.entity.Player; | ||
|
|
||
| @Getter | ||
| public abstract class AbstractPacket { | ||
| /** | ||
| * -- GETTER -- | ||
| * Retrieve a handle to the raw packet data. | ||
| * | ||
| */ | ||
| // The packet we will be modifying | ||
| protected PacketContainer handle; | ||
|
|
||
| /** | ||
| * Constructs a new strongly typed wrapper for the given packet. | ||
| * | ||
| * @param handle - handle to the raw packet data. | ||
| * @param type - the packet type. | ||
| */ | ||
| protected AbstractPacket(PacketContainer handle, PacketType type) { | ||
| // Make sure we're given a valid packet | ||
| if (handle == null) { | ||
| throw new IllegalArgumentException("Packet handle cannot be NULL."); | ||
| } | ||
| if (!Objects.equal(handle.getType(), type)) { | ||
| throw new IllegalArgumentException(handle.getHandle() | ||
| + " is not a packet of type " + type); | ||
| } | ||
|
|
||
| this.handle = handle; | ||
| } | ||
|
|
||
| /** | ||
| * Constructs a new strongly typed wrapper for the given packet and initialize it with a default packet instance. | ||
| * | ||
| * @param type - the packet type. | ||
| */ | ||
| public AbstractPacket(PacketType type) { | ||
| this.handle = new PacketContainer(type); | ||
| this.handle.getModifier().writeDefaults(); | ||
| } | ||
|
|
||
| /** | ||
| * Send the current packet to the given receiver. | ||
| * | ||
| * @param receiver - the receiver. | ||
| * @throws RuntimeException If the packet cannot be sent. | ||
| */ | ||
| public void sendPacket(Player receiver) { | ||
| ProtocolLibrary.getProtocolManager().sendServerPacket(receiver, getHandle()); | ||
| } | ||
|
|
||
| /** | ||
| * Send the current packet to all online players. | ||
| */ | ||
| public void broadcastPacket() { | ||
| ProtocolLibrary.getProtocolManager().broadcastServerPacket(getHandle()); | ||
| } | ||
|
|
||
| /** | ||
| * Simulate receiving the current packet from the given sender. | ||
| * | ||
| * @param sender - the sender. | ||
| * @throws RuntimeException if the packet cannot be received. | ||
| */ | ||
| public void receivePacket(Player sender) { | ||
| ProtocolLibrary.getProtocolManager().receiveClientPacket(sender, getHandle()); | ||
| } | ||
|
|
||
| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) return true; | ||
| if (o == null || getClass() != o.getClass()) return false; | ||
|
|
||
| AbstractPacket that = (AbstractPacket) o; | ||
|
|
||
| return java.util.Objects.equals(handle, that.handle); | ||
| } | ||
|
|
||
| @Override | ||
| public int hashCode() { | ||
| return handle != null ? handle.hashCode() : 0; | ||
| } | ||
| } |
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