package com.javaranch.newsletter.aug03.digester;

import java.util.ArrayList;
import java.util.List;

public class Edition {
    private String number;
    private String isbn;
    private ArrayList authors = new ArrayList();
    private ArrayList reviews = new ArrayList();

    public Edition() {
    }

    public String getNumber() {
        return number;
    }

    public void setNumber(String number) {
        this.number = number;
    }

    public String getIsbn() {
        return isbn;
    }

    public void setIsbn(String isbn) {
        this.isbn = isbn;
    }

    public List getAuthors() {
        return authors;
    }

    public List getReviews() {
        return reviews;
    }

    public void addAuthor(Author author) {
        authors.add(author);
    }

    public void addReview(Review review) {
        reviews.add(review);
    }

    public String toString() {
        String newline = System.getProperty("line.separator");
        StringBuffer sb = new StringBuffer();
        if (number == null) {
            sb.append("    <edition>" + newline);
        }
        else {
            sb.append("    <edition number=\"" + number + "\">" + newline);
        }
        sb.append("      <isbn>" + isbn + "</isbn>" + newline);
        java.util.Iterator authorsIt = authors.iterator();
        while (authorsIt.hasNext()) {
            sb.append(authorsIt.next().toString());
        }
        java.util.Iterator reviewsIt = reviews.iterator();
        while (reviewsIt.hasNext()) {
            sb.append(reviewsIt.next().toString());
        }
        sb.append("    </edition>" + newline);
        return sb.toString();
    }

}