001    package net.minecraft.network.packet;
002    
003    import java.io.DataInputStream;
004    import java.io.DataOutputStream;
005    import java.io.IOException;
006    import net.minecraft.entity.Entity;
007    
008    public 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    }