src/main/java/gregtech/api/net/data/PacketData.java


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48

package gregtech.api.net.data;

import javax.annotation.Nonnull;

import com.google.common.io.ByteArrayDataInput;

import io.netty.buffer.ByteBuf;

public abstract class PacketData<T extends Process> implements Comparable<PacketData<T>> {

    /**
     * This should return the Id of the packet. The Id is is used to bit-shift to be added a header for the packet its
     * used in
     */
    public abstract int getId();

    /**
     * Called by the packet it is held by to store the data it needs
     */
    public abstract void encode(@Nonnull ByteBuf out);

    /**
     * Called by the packet it is held by to decode the data to later be used in {@link #process()}
     */
    public abstract void decode(@Nonnull ByteArrayDataInput in);

    /**
     * Called by the packet it is held by to process the data it decoded.
     */
    public abstract void process(T processData);

    @Override
    public boolean equals(Object other) {
        if (this == other) return true;
        if (!(other instanceof PacketData otherData)) return false;
        return this.getId() == otherData.getId();
    }

    @Override
    public int hashCode() {
        return getId();
    }

    @Override
    public int compareTo(PacketData<T> other) {
        return Integer.compare(this.getId(), other.getId());
    }
}