1    public class Chord {
2    
3        private String rootNote;
4        private String[] keyChordNotes;
5        private String[] extraChordNotes;
6        private boolean arpeggiate;
7        private int chordRootNoteCBIndex;
8    
9        public Chord(String rootNote, boolean key){
10           setKeyChordNotes(new String[7]);
11           setExtraChordNotes(new String[5]);
12           setRootNote(rootNote, key);
13           setChordRootNoteCBIndex(-1);
14       }
15   
16   
17       // Getters & Setters
18   
19       public String getRootNote(){
20           return this.rootNote;
21       }
22   
23       public void setRootNote(String rootNote, boolean key){
24           this.rootNote = rootNote;
25           if(key){ // rootNote == keyNote
26               getKeyChordNotes()[0] = Melody.extractActualNoteName(getRootNote());
27           } else { // rootNote == extraNote
28               getExtraChordNotes()[0] = Melody.extractActualNoteName(getRootNote());
29           }
30       }
31   
32       public String[] getKeyChordNotes() {
33           return this.keyChordNotes;
34       }
35   
36       public void setKeyChordNotes(String[] keyChordNotes) {
37           this.keyChordNotes = keyChordNotes;
38       }
39   
40       public String[] getExtraChordNotes() {
41           return this.extraChordNotes;
42       }
43   
44       public void setExtraChordNotes(String[] extraChordNotes) {
45           this.extraChordNotes = extraChordNotes;
46       }
47   
48       public boolean getArpeggiate(){
49           return this.arpeggiate;
50       }
51   
52       public void setArpeggiate(boolean arpeggiate){
53           this.arpeggiate = arpeggiate;
54       }
55   
56       public int getChordRootNoteCBIndex(){
57           return this.chordRootNoteCBIndex;
58       }
59   
60       public void setChordRootNoteCBIndex(int chordRootNoteCBIndex){
61           this.chordRootNoteCBIndex = chordRootNoteCBIndex;
62       }
63   
64   
65       // Actual methods
66   
67       public static boolean chordsEqual(Chord chord1, Chord chord2){
68           // check whether both are not null
69           if((chord1 == null && chord2 != null) || (chord1 != null && chord2 == null)){
70               return false;
71           } else if(chord1 == null && chord2 == null){
72               return true;
73           } else {
74               // compare root notes
75               if(!chord1.getRootNote().equals(chord2.getRootNote())){
76                   return false;
77               }
78               // compare keyNoteArrays
79               for(int i = 0; i < chord1.getKeyChordNotes().length; i++){
80                   if(chord1.getKeyChordNotes()[i] != null && chord2.getKeyChordNotes()[i] != null){
81                       if(!chord1.getKeyChordNotes()[i].equals(chord2.getKeyChordNotes()[i])){
82                           return false;
83                       }
84                   } else if(!(chord1.getKeyChordNotes()[i] == null && chord2.getKeyChordNotes()[i] == null)){
85                       return false;
86                   }
87               }
88               // compare extraNoteArrays
89               for(int i = 0; i < chord1.getExtraChordNotes().length; i++){
90                   if(chord1.getExtraChordNotes()[i] != null && chord2.getExtraChordNotes()[i] != null){
91                       if(!chord1.getExtraChordNotes()[i].equals(chord2.getExtraChordNotes()[i])){
92                           return false;
93                       }
94                   } else if(!(chord1.getExtraChordNotes()[i] == null && chord2.getExtraChordNotes()[i] == null)){
95                       return false;
96                   }
97               }
98               // compare arpeggiate
99               if(chord1.getArpeggiate() != chord2.getArpeggiate()){
100                  return false;
101              }
102              return true;
103          }
104      }
105  }
106