#COMPLR 4 Token, IdentToken, KeyToken, DomainTag

public enum DomainTag {
    IDENT(0),
    KEYWORD(1),
    EOP(2);

    private final int val;

    DomainTag(int val) {
        this.val = val;
    }

    public int getVal() {
        return val;
    }
}




public abstract class Token {
    private DomainTag tag;
    private Fragment coords;
    private String image;

    Token(DomainTag tag, String image, Position starting, Position following) {
        this.tag = tag;
        this.coords = new Fragment(starting, following);
        this.image = image;
    }

    @Override
    public String toString() {
        return tag.toString() + " " + coords.toString() + ": " + image;
    }
}



public class IdentToken extends Token {
    public int code;

    public IdentToken(int code, String image, Position starting, Position following) {
        super(DomainTag.IDENT, image, starting, following);
        this.code = code;
    }

    @Override
    public String toString() {
        return super.toString();
    }
}




public class KeyToken extends Token {

    public KeyToken(String image, Position starting, Position following) {
        super(DomainTag.KEYWORD, image, starting, following);
    }

    @Override
    public String toString() {
        return super.toString();
    }
}