Adding working lines to Jukebox1, adding Jukebox5 example (75f42741) · Commits · examples / Head First Java 3rd Edition

.idea/gradle.xml

+1 −1

Changes for .idea/gradle.xml: 1 added line, 1 removed line.
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		@@ -4,7 +4,7 @@
		<component name="GradleSettings">
		<option name="linkedExternalProjectsSettings">
		<GradleProjectSettings>
		<option name="delegatedBuild" value="true" />
		<option name="delegatedBuild" value="false" />
		<option name="testRunner" value="PLATFORM" />
		<option name="distributionType" value="DEFAULT_WRAPPED" />
		<option name="externalProjectPath" value="$PROJECT_DIR$" />

+3 −0

0 → 100644

+33 −0

Changes for src/main/java/Jukebox5.java: 33 added lines, 0 removed lines.
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		import java.util.*;
		public class Jukebox5 {
		ArrayList<SongV3> songList = new ArrayList<SongV3>();
		MockSongV2File mockFile = new MockSongV2File();

		public static void main(String[] args) {
		new Jukebox5().go();
		}
		// TODO: why doesn't this use songlist.sort?
		public void go() {
		songList = mockFile.getSongsV3();
		System.out.println(songList);
		TitleCompare titleCompare = new TitleCompare();
		ArtistCompare artistCompare = new ArtistCompare();

		Collections.sort(songList, titleCompare);
		System.out.println(songList);

		Collections.sort(songList, artistCompare);
		System.out.println(songList);
		}

		class TitleCompare implements Comparator<SongV3> {
		public int compare(SongV3 one, SongV3 two) {
		return one.getTitle().compareTo(two.getTitle());
		}
		}
		class ArtistCompare implements Comparator<SongV3> {
		public int compare(SongV3 one, SongV3 two) {
		return one.getArtist().compareTo(two.getArtist());
		}
		}
		}