Save the Code, Save the World
Charla impartida en la jornada OSOCO de CyLicon Valley.Java 8 - Lambda: Ordenar lista de objetos
Cómo ordenar lista de objetos con Java8 por una propiedad concreta.
class Book {
String title;
String author;
Date date;
}
Book book1 = new Book("Refactoring", "Martin Fowler", new Date());
Book book2 = new Book("Clean code", "Robert C. Martin", new Date());
Book book3 = new Book("Test Driven Development", "Kent Beck", new Date());
List<Book> books = Arrays.asList(book2, book1, book3);
books.stream().sorted((bookObject1, bookObject2) ->
bookObject1.getHeader().getDate().compareTo(bookObject2.getHeader().getDate()))
.collect(Collectors.toList());