Chapter1.java

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package com.insightfullogic.java8.examples.chapter1;

import java.util.List;
import java.util.stream.Collectors;

/**
 *
 * @author richard
 */
public class Chapter1 extends MusicChapter {

    public List<String> getNamesOfArtists_Lambda() {
        return artists.stream()
                      .map(artist -> artist.getName())
                      .collect(Collectors.toList());
    }
    
    public List<String> getNamesOfArtists_MethodReference() {
        return artists.stream()
                      .map(Artist::getName)
                      .collect(Collectors.toList());
    }
    
    public List<Artist> artistsLivingInLondon() {
        return artists.stream()
                      .filter(artist -> "London".equals(artist.getNationality()))
                      .collect(Collectors.toList());
    }

}