package Common;

import java.io.*;

public interface ByteObject
{
    byte[] toBytes();
    void fromBytes(byte[] bytes);

    static  T readEnum(InputStream in, Class c) throws IOException {
        return (T)Enum.valueOf(c, readString(in));
    }

    static String readString(InputStream in) throws IOException {
        return readString(new DataInputStream(in));
    }

    static String readString(DataInputStream dis) throws IOException {
        byte[] bytes = new byte[dis.readInt()];
        dis.read(bytes);
        return new String(bytes, Utils.getDefaultCharset());
    }

    static void writeString(OutputStream out, String s) throws IOException {
        writeString(new DataOutputStream(out), s);
    }

    static void writeString(DataOutputStream dos, String s) throws IOException {
        byte[] bytes = s.getBytes(Utils.getDefaultCharset());
        dos.writeInt(bytes.length);
        dos.write(bytes);
    }
}