    001package net.minecraft.network.packet;
    002
    003import java.io.DataInputStream;
    004import java.io.DataOutputStream;
    005import java.io.IOException;
    006import net.minecraft.entity.Entity;
    007
    008public class Packet39AttachEntity extends Packet
    009{
    010    public int entityId;
    011    public int vehicleEntityId;
    012
    013    public Packet39AttachEntity() {}
    014
    015    public Packet39AttachEntity(Entity par1Entity, Entity par2Entity)
    016    {
    017        this.entityId = par1Entity.entityId;
    018        this.vehicleEntityId = par2Entity != null ? par2Entity.entityId : -1;
    019    }
    020
    021    /**
    022     * Abstract. Return the size of the packet (not counting the header).
    023     */
    024    public int getPacketSize()
    025    {
    026        return 8;
    027    }
    028
    029    /**
    030     * Abstract. Reads the raw packet data from the data stream.
    031     */
    032    public void readPacketData(DataInputStream par1DataInputStream) throws IOException
    033    {
    034        this.entityId = par1DataInputStream.readInt();
    035        this.vehicleEntityId = par1DataInputStream.readInt();
    036    }
    037
    038    /**
    039     * Abstract. Writes the raw packet data to the data stream.
    040     */
    041    public void writePacketData(DataOutputStream par1DataOutputStream) throws IOException
    042    {
    043        par1DataOutputStream.writeInt(this.entityId);
    044        par1DataOutputStream.writeInt(this.vehicleEntityId);
    045    }
    046
    047    /**
    048     * Passes this Packet on to the NetHandler for processing.
    049     */
    050    public void processPacket(NetHandler par1NetHandler)
    051    {
    052        par1NetHandler.handleAttachEntity(this);
    053    }
    054
    055    /**
    056     * only false for the abstract Packet class, all real packets return true
    057     */
    058    public boolean isRealPacket()
    059    {
    060        return true;
    061    }
    062
    063    /**
    064     * eg return packet30entity.entityId == entityId; WARNING : will throw if you compare a packet to a different packet
    065     * class
    066     */
    067    public boolean containsSameEntityIDAs(Packet par1Packet)
    068    {
    069        Packet39AttachEntity var2 = (Packet39AttachEntity)par1Packet;
    070        return var2.entityId == this.entityId;
    071    }
    072}