ViaVersion/api/src/main/java/com/viaversion/viaversion/api/type/types/item/StructuredDataType.java

91 lines
3.7 KiB
Java

/*
* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
* Copyright (C) 2016-2024 ViaVersion and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.viaversion.viaversion.api.type.types.item;
import com.viaversion.viaversion.api.data.FullMappings;
import com.viaversion.viaversion.api.minecraft.data.StructuredData;
import com.viaversion.viaversion.api.minecraft.data.StructuredDataKey;
import com.viaversion.viaversion.api.protocol.Protocol;
import com.viaversion.viaversion.api.type.Type;
import io.netty.buffer.ByteBuf;
import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
import org.checkerframework.checker.nullness.qual.Nullable;
public class StructuredDataType extends Type<StructuredData<?>> {
private final Int2ObjectMap<StructuredDataKey<?>> types = new Int2ObjectOpenHashMap<>();
public StructuredDataType() {
super(StructuredData.class);
}
@Override
public void write(final ByteBuf buffer, final StructuredData<?> object) throws Exception {
Type.VAR_INT.writePrimitive(buffer, object.id());
object.write(buffer);
}
@Override
public StructuredData<?> read(final ByteBuf buffer) throws Exception {
final int id = Type.VAR_INT.readPrimitive(buffer);
final StructuredDataKey<?> key = this.types.get(id);
if (key != null) {
return readData(buffer, key, id);
}
throw new IllegalArgumentException("No data component serializer found for id " + id);
}
public @Nullable StructuredDataKey<?> key(final int id) {
return types.get(id);
}
private <T> StructuredData<T> readData(final ByteBuf buffer, final StructuredDataKey<T> key, final int id) throws Exception {
return StructuredData.of(key, key.type().read(buffer), id);
}
public DataFiller filler(final Protocol<?, ?, ?, ?> protocol) {
return filler(protocol, true);
}
public DataFiller filler(final Protocol<?, ?, ?, ?> protocol, final boolean useMappedNames) {
return new DataFiller(protocol, useMappedNames);
}
public final class DataFiller {
private final FullMappings mappings;
private final boolean useMappedNames;
private DataFiller(final Protocol<?, ?, ?, ?> protocol, final boolean useMappedNames) {
this.mappings = protocol.getMappingData().getDataComponentSerializerMappings();
this.useMappedNames = useMappedNames;
}
public DataFiller add(final StructuredDataKey<?> reader) {
types.put(useMappedNames ? mappings.mappedId(reader.identifier()) : mappings.id(reader.identifier()), reader);
return this;
}
}
}