numberliteraltoken.java

是有关解释器的.用JAVA编写.可以解释一般的JAVA程序.

/**
 * Contains a numeric literal, in our case integers.
 */
public class NumberLiteralToken extends Token {
    private int value;

    NumberLiteralToken(int l, int p, int i) {
        super(l, p);
        value = i;
    }

    boolean isNumberLiteral() {
        return true;
    }

    int content() {
        return value;
    }

    public String toString() {
        return "NumberLiteral <" + content() + ">";
    }
}