1Z0-809 practice question 15 of 25
Given the code fragments: public class Book implements Comparator { String name; double price; public Book () {} public Book(String name, double…
Choose your answer, then check it against the explanation.
Given the code fragments:
public class Book implements Comparator {
String name;
double price;
public Book () {}
public Book(String name, double price) {
this.name = name;
this.price = price;
}
public int compare(Book b1, Book b2) {
return b1.name.compareTo(b2.name);
}
public String toString() {
return name + “:” + price;
}
}
and
Listbooks = Arrays.asList (new Book (“Beginning with Java”, 2), new book (“A
Guide to Java Tour”, 3));
Collections.sort(books, new Book());
System.out.print(books);
What is the result?
Question 15 of 25
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