47 lines
1.9 KiB
Java
47 lines
1.9 KiB
Java
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package net.minecraft.network.chat;
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import com.google.common.primitives.Ints;
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import com.mojang.serialization.Codec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import com.mojang.serialization.codecs.RecordCodecBuilder.Instance;
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import java.security.SignatureException;
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import java.util.UUID;
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import javax.annotation.Nullable;
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import net.minecraft.Util;
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import net.minecraft.core.UUIDUtil;
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import net.minecraft.util.ExtraCodecs;
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import net.minecraft.util.SignatureUpdater;
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public record SignedMessageLink(int index, UUID sender, UUID sessionId) {
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public static final Codec<SignedMessageLink> CODEC = RecordCodecBuilder.create(
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p_253768_ -> p_253768_.group(
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ExtraCodecs.NON_NEGATIVE_INT.fieldOf("index").forGetter(SignedMessageLink::index),
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UUIDUtil.CODEC.fieldOf("sender").forGetter(SignedMessageLink::sender),
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UUIDUtil.CODEC.fieldOf("session_id").forGetter(SignedMessageLink::sessionId)
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)
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.apply(p_253768_, SignedMessageLink::new)
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);
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public static SignedMessageLink unsigned(UUID p_251496_) {
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return root(p_251496_, Util.NIL_UUID);
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}
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public static SignedMessageLink root(UUID p_249990_, UUID p_248913_) {
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return new SignedMessageLink(0, p_249990_, p_248913_);
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}
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public void updateSignature(SignatureUpdater.Output p_249261_) throws SignatureException {
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p_249261_.update(UUIDUtil.uuidToByteArray(this.sender));
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p_249261_.update(UUIDUtil.uuidToByteArray(this.sessionId));
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p_249261_.update(Ints.toByteArray(this.index));
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}
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public boolean isDescendantOf(SignedMessageLink p_250977_) {
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return this.index > p_250977_.index() && this.sender.equals(p_250977_.sender()) && this.sessionId.equals(p_250977_.sessionId());
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}
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@Nullable
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public SignedMessageLink advance() {
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return this.index == Integer.MAX_VALUE ? null : new SignedMessageLink(this.index + 1, this.sender, this.sessionId);
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}
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}
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