[App A] Using a sorted Map to store the values so that they're always in the... (2213c767) · Commits · examples / Head First Java 3rd Edition

src/main/java/appA/BeatBoxFinal.java

+7 −2

Changes for src/main/java/appA/BeatBoxFinal.java: 7 added lines, 2 removed lines.
Original line number	Diff line number	Diff line
		@@ -17,7 +17,7 @@ import java.util.*;
		public class BeatBoxFinal {
		public static final int NUMBER_OF_BEATS = 16;
		private final List<BeatInstrument> instruments;
		private final Map<BeatInstrument, List<JCheckBox>> instrumentCheckboxes = new HashMap<>();
		private final Map<BeatInstrument, List<JCheckBox>> instrumentCheckboxes = new TreeMap<>();

		private JList<String> messages;
		private JTextField userMessage;
		@@ -288,7 +288,7 @@ public class BeatBoxFinal {
		return event;
		}

		private static class BeatInstrument {
		private static class BeatInstrument implements Comparable<BeatInstrument>{
		private final String instrumentName;
		private final int midiValue;

		@@ -304,6 +304,11 @@ public class BeatBoxFinal {
		public int getMidiValue() {
		return midiValue;
		}

		@Override
		public int compareTo(BeatInstrument other) {
		return instrumentName.compareTo(other.instrumentName);
		}
		}
		}