package net.minecraft.server;

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;

public abstract class NBTBase {

    private String a = null;

    public NBTBase() {
    }

    abstract void a(DataOutput dataoutput) throws IOException;

    abstract void a(DataInput datainput) throws IOException;

    public abstract byte a();

    public String b() {
        return this.a == null ? "" : this.a;
    }

    public NBTBase a(String s) {
        this.a = s;
        return this;
    }

    public static NBTBase b(DataInput datainput) throws IOException {
        byte b0 = datainput.readByte();

        if (b0 == 0) {
            return new NBTTagEnd();
        } else {
            NBTBase nbtbase = a(b0);

            nbtbase.a = datainput.readUTF();
            nbtbase.a(datainput);
            return nbtbase;
        }
    }

    public static void a(NBTBase nbtbase, DataOutput dataoutput) throws IOException {
        dataoutput.writeByte(nbtbase.a());
        if (nbtbase.a() != 0) {
            dataoutput.writeUTF(nbtbase.b());
            nbtbase.a(dataoutput);
        }
    }

    public static NBTBase a(byte b0) {
        switch (b0) {
            case 0:
                return new NBTTagEnd();

            case 1:
                return new NBTTagByte();

            case 2:
                return new NBTTagShort();

            case 3:
                return new NBTTagInt();

            case 4:
                return new NBTTagLong();

            case 5:
                return new NBTTagFloat();

            case 6:
                return new NBTTagDouble();

            case 7:
                return new NBTTagByteArray();

            case 8:
                return new NBTTagString();

            case 9:
                return new NBTTagList();

            case 10:
                return new NBTTagCompound();

            default:
                return null;
        }
    }

    public static String b(byte b0) {
        switch (b0) {
            case 0:
                return "TAG_End";

            case 1:
                return "TAG_Byte";

            case 2:
                return "TAG_Short";

            case 3:
                return "TAG_Int";

            case 4:
                return "TAG_Long";

            case 5:
                return "TAG_Float";

            case 6:
                return "TAG_Double";

            case 7:
                return "TAG_Byte_Array";

            case 8:
                return "TAG_String";

            case 9:
                return "TAG_List";

            case 10:
                return "TAG_Compound";

            default:
                return "UNKNOWN";
        }
    }
}