MusicPlayer/MusicPlayers.groovy

   1 //Create a class for music player
   2 package MusicPlayer
   3 import Timer.SimulatedTimer
   4
   5 //JPF's Verify API
   6 import gov.nasa.jpf.vm.Verify
   7
   8 public class MusicPlayers {
   9         private int deviceNumbers
  10         private List musicPlayers
  11         def sendEvent
  12
  13         //For one device(We cannot have obj.id)-> We should have obj[0].id
  14         private String id = "musicPlayerID0"
  15         private String label = "musicPlayer0"
  16         private String displayName = "musicPlayer0"
  17         private int level = 20
  18         private String mute = "unmuted"
  19         private String status = "pause"
  20         private int trackNumber = 1
  21         private String trackData = "someTrack"
  22         private String trackDescription = "someDescriptions"
  23
  24
  25
  26         MusicPlayers(Closure sendEvent, int deviceNumbers) {
  27                 this.sendEvent = sendEvent
  28                 this.deviceNumbers = deviceNumbers
  29                 this.musicPlayers = []
  30
  31                 def initLevel = Verify.getIntFromList(10, 20, 30)
  32                 this.level = initLevel
  33                 def initTrack = Verify.getIntFromList(1, 2, 3)
  34                 this.trackNumber = initTrack
  35                 def initMute = Verify.getBoolean()
  36                 if (initMute) {
  37                         this.mute = "unmuted"
  38                 } else {
  39                         this.mute = "mute"
  40                 }
  41                 def initStatus = Verify.getBoolean()
  42                 if (initStatus) {
  43                         this.status = "pause"
  44                 } else {
  45                         this.status = "play"
  46                 }
  47                 def initTrackData = Verify.getBoolean()
  48                 if (initTrackData) {
  49                         this.trackData = "someTrack"
  50                 } else {
  51                         this.trackData = "someOtherTrack"
  52                 }
  53                 def initTrackDesc = Verify.getBoolean()
  54                 if (initTrackDesc) {
  55                         this.trackDescription = "someDescriptions"
  56                 } else {
  57                         this.trackDescription = "someOtherDescriptions"
  58                 }
  59
  60                 musicPlayers.add(new MusicPlayer(id, label, displayName, this.level, this.mute, this.status, this.trackNumber, this.trackData, this.trackDescription))
  61         }
  62
  63         //By model checker
  64         def setValue(LinkedHashMap eventDataMap) {
  65                 if (eventDataMap["name"] == "status") {
  66                         if (eventDataMap["value"] != musicPlayers[0].status) {
  67                                 musicPlayers[0].setValue(eventDataMap["value"], "status")
  68                                 this.status = musicPlayers[0].status
  69                                 sendEvent(eventDataMap)
  70                         }
  71                 } else if (eventDataMap["name"] == "level") {
  72                         if (eventDataMap["value"] != musicPlayers[0].level) {
  73                                 musicPlayers[0].setValue(eventDataMap["value"], "level")
  74                                 this.level = musicPlayers[0].level
  75                                 sendEvent(eventDataMap)
  76                         }
  77                 } else if (eventDataMap["name"] == "trackDescription") {
  78                         if (eventDataMap["value"] != musicPlayers[0].trackDescription) {
  79                                 musicPlayers[0].setValue(eventDataMap["value"], "trackDescription")
  80                                 this.trackDescription = musicPlayers[0].trackDescription
  81                                 sendEvent(eventDataMap)
  82                         }
  83                 } else if (eventDataMap["name"] == "trackData") {
  84                         if (eventDataMap["value"] != musicPlayers[0].trackData) {
  85                                 musicPlayers[0].setValue(eventDataMap["value"], "trackData")
  86                                 this.trackData = musicPlayers[0].trackData
  87                                 sendEvent(eventDataMap)
  88                         }
  89                 } else if (eventDataMap["name"] == "mute") {
  90                         if (eventDataMap["value"] != musicPlayers[0].mute) {
  91                                 musicPlayers[0].setValue(eventDataMap["value"], "mute")
  92                                 this.mute = musicPlayers[0].mute
  93                                 sendEvent(eventDataMap)
  94                         }
  95                 }
  96         }
  97
  98         //Methods for closures
  99         def count(Closure Input) {
 100                 musicPlayers.count(Input)
 101         }
 102         def size() {
 103                 musicPlayers.size()
 104         }
 105         def each(Closure Input) {
 106                 musicPlayers.each(Input)
 107         }
 108         def find(Closure Input) {
 109                 musicPlayers.find(Input)
 110         }
 111         def collect(Closure Input) {
 112                 musicPlayers.collect(Input)
 113         }
 114
 115         //methods
 116         def mute() {
 117                 musicPlayers[0].mute()
 118                 this.mute = "muted"
 119         }
 120         def nextTrack() {
 121                 musicPlayers[0].nextTrack()
 122                 this.status = "playing"
 123                 this.trackNumber = musicPlayers[0].trackNumber
 124         }
 125         def pause() {
 126                 musicPlayers[0].pause()
 127                 this.status = "paused"
 128         }
 129         def play() {
 130                 musicPlayers[0].play()
 131                 this.status = "playing"
 132         }
 133         def playTrack(String trackToPlay) {
 134                 musicPlayers[0].playTrack(trackToPlay)
 135                 this.status = "playing"
 136                 this.trackNumber = musicPlayers[0].trackNumber
 137         }
 138         def previousTrack() {
 139                 musicPlayers[0].previousTrack()
 140                 this.status = "playing"
 141                 this.trackNumber = musicPlayers[0].trackNumber
 142         }
 143         def restoreTrack(String trackToRestore) {
 144                 musicPlayers[0].restoreTrack(trackToRestore)
 145         }
 146         def resumeTrack(String trackToResume) {
 147                 musicPlayers[0].resumeTrack(trackToResume)
 148                 this.status = "playing"
 149         }
 150         def setLevel(int level) {
 151                 musicPlayers[0].setLevel(level)
 152                 this.level = level
 153         }
 154         def setTrack(String trackToSet) {
 155                 musicPlayers[0].setTrack(trackToSet)
 156                 this.status = "playing"
 157                 this.trackNumber = musicPlayers[0].trackNumber
 158         }
 159         def stop() {
 160                 musicPlayers[0].stop()
 161                 this.status = "stopped"
 162         }
 163
 164         def currentValue(String deviceFeature) {
 165                 musicPlayers[0].currentValue(deviceFeature)
 166         }
 167
 168         def getAt(int ix) {
 169                 musicPlayers[ix]
 170         }
 171 }