src/main/java/net/glowstone/net/codec/play/entity/EntityMetadataCodec.java

package net.glowstone.net.codec.play.entity;

import com.flowpowered.networking.Codec;
import com.flowpowered.networking.util.ByteBufUtils;
import io.netty.buffer.ByteBuf;
import io.netty.handler.codec.DecoderException;
import net.glowstone.net.GlowBufUtils;
import net.glowstone.net.message.play.entity.EntityMetadataMessage;

import java.io.IOException;

public final class EntityMetadataCodec implements Codec<EntityMetadataMessage> {
    @Override
    public EntityMetadataMessage decode(ByteBuf buf) throws IOException {
        throw new DecoderException("Cannot decode EntityMetadataMessage");
    }

    @Override
    public ByteBuf encode(ByteBuf buf, EntityMetadataMessage message) throws IOException {
        ByteBufUtils.writeVarInt(buf, message.getId());
        GlowBufUtils.writeMetadata(buf, message.getEntries());
        return buf;
    }
}