60 lines
2.3 KiB
Java
60 lines
2.3 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2024 ViaVersion and contributors
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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 all
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* 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 THE
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* SOFTWARE.
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*/
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package com.viaversion.viaversion.api.protocol.packet.mapping;
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import com.viaversion.viaversion.api.protocol.packet.PacketType;
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import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
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import com.viaversion.viaversion.api.protocol.remapper.PacketHandler;
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import org.checkerframework.checker.nullness.qual.Nullable;
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final class PacketTypeMapping implements PacketMapping {
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private final PacketType mappedPacketType;
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private PacketHandler handler;
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PacketTypeMapping(@Nullable PacketType mappedPacketType, @Nullable PacketHandler handler) {
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this.mappedPacketType = mappedPacketType;
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this.handler = handler;
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}
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@Override
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public void applyType(PacketWrapper wrapper) {
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if (mappedPacketType != null) {
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wrapper.setPacketType(mappedPacketType);
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}
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}
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@Override
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public void appendHandler(final PacketHandler handler) {
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if (this.handler == null) {
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this.handler = handler;
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} else {
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this.handler = this.handler.then(handler);
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}
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}
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@Override
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public @Nullable PacketHandler handler() {
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return handler;
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}
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}
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