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 = "paused"
  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 initMute = Verify.getBoolean()
  34                 if (initMute) {
  35                         this.mute = "unmuted"
  36                 } else {
  37                         this.mute = "muted"
  38                 }
  39                 def initStatus = Verify.getInt(0,2)
  40                 if (initStatus == 0) {
  41                         this.status = "paused"
  42                 } else if (initStatus == 1) {
  43                         this.status = "playing"
  44                 } else {
  45                         this.status = "stopped"
  46                 }
  47                 def initTrack = Verify.getIntFromList(1, 2, 3)
  48                 this.trackNumber = initTrack
  49                 def initData = Verify.getBoolean()
  50                 if (initData) {
  51                         this.trackData = "someTrack"
  52                 } else {
  53                         this.trackData = "someOtherTrack"
  54                 }
  55                 def initDesc = Verify.getBoolean()
  56                 if (initDesc) {
  57                         this.trackDescription = "someDescriptions"
  58                 } else {
  59                         this.trackDescription = "someOtherDescriptions"
  60                 }
  61                 musicPlayers.add(new MusicPlayer(sendEvent, id, label, displayName, this.level, this.mute, this.status, this.trackNumber, this.trackData, this.trackDescription))
  62         }
  63
  64         //By model checker
  65         def setValue(LinkedHashMap eventDataMap) {
  66                 if (eventDataMap["name"] == "status") {
  67                         if (eventDataMap["value"] != musicPlayers[0].status) {
  68                                 musicPlayers[0].setValue(eventDataMap["value"], "status")
  69                                 this.status = musicPlayers[0].status
  70                                 sendEvent(eventDataMap)
  71                         }
  72                 } else if (eventDataMap["name"] == "level") {
  73                         if (eventDataMap["value"] != musicPlayers[0].level) {
  74                                 musicPlayers[0].setValue(eventDataMap["value"], "level")
  75                                 this.level = musicPlayers[0].level
  76                                 sendEvent(eventDataMap)
  77                         }
  78                 } else if (eventDataMap["name"] == "trackDescription") {
  79                         if (eventDataMap["value"] != musicPlayers[0].trackDescription) {
  80                                 musicPlayers[0].setValue(eventDataMap["value"], "trackDescription")
  81                                 this.trackDescription = musicPlayers[0].trackDescription
  82                                 sendEvent(eventDataMap)
  83                         }
  84                 } else if (eventDataMap["name"] == "trackData") {
  85                         if (eventDataMap["value"] != musicPlayers[0].trackData) {
  86                                 musicPlayers[0].setValue(eventDataMap["value"], "trackData")
  87                                 this.trackData = musicPlayers[0].trackData
  88                                 sendEvent(eventDataMap)
  89                         }
  90                 } else if (eventDataMap["name"] == "mute") {
  91                         if (eventDataMap["value"] != musicPlayers[0].mute) {
  92                                 musicPlayers[0].setValue(eventDataMap["value"], "mute")
  93                                 this.mute = musicPlayers[0].mute
  94                                 sendEvent(eventDataMap)
  95                         }
  96                 }
  97         }
  98
  99         //Methods for closures
 100         def count(Closure Input) {
 101                 musicPlayers.count(Input)
 102         }
 103         def size() {
 104                 musicPlayers.size()
 105         }
 106         def each(Closure Input) {
 107                 musicPlayers.each(Input)
 108         }
 109         def find(Closure Input) {
 110                 musicPlayers.find(Input)
 111         }
 112         def collect(Closure Input) {
 113                 musicPlayers.collect(Input)
 114         }
 115
 116         //methods
 117         def mute() {
 118                 if (mute != "muted") {
 119                         musicPlayers[0].mute()
 120                         this.mute = "muted"
 121                 }
 122         }
 123         def nextTrack() {
 124                 musicPlayers[0].nextTrack()
 125                 if (status != "playing") {
 126                         this.status = "playing"
 127                 }
 128                 this.trackNumber = musicPlayers[0].trackNumber
 129         }
 130         def pause() {
 131                 if (status != "paused") {
 132                         musicPlayers[0].pause()
 133                         this.status = "paused"
 134                 }
 135         }
 136         def play() {
 137                 if (status != "playing") {
 138                         musicPlayers[0].play()
 139                         this.status = "playing"
 140                 }
 141         }
 142         def playTrack(String trackToPlay) {
 143                 musicPlayers[0].playTrack(trackToPlay)
 144                 if (status != "playing") {
 145                         this.status = "playing"
 146                 }
 147                 this.trackNumber = musicPlayers[0].trackNumber
 148         }
 149         def previousTrack() {
 150                 musicPlayers[0].previousTrack()
 151                 if (status != "playing") {
 152                         this.status = "playing"
 153                 }
 154                 this.trackNumber = musicPlayers[0].trackNumber
 155         }
 156         def restoreTrack(String trackToRestore) {
 157                 musicPlayers[0].restoreTrack(trackToRestore)
 158         }
 159         def resumeTrack(String trackToResume) {
 160                 musicPlayers[0].resumeTrack(trackToResume)
 161                 if (status != "playing") {
 162                         this.status = "playing"
 163                 }
 164         }
 165         def setLevel(int level) {
 166                 if (level != this.level) {
 167                         musicPlayers[0].setLevel(level)
 168                         this.level = level
 169                 }
 170         }
 171         def setTrack(String trackToSet) {
 172                 musicPlayers[0].setTrack(trackToSet)
 173                 if (status != "playing") {
 174                         this.status = "playing"
 175                 }
 176                 this.trackNumber = musicPlayers[0].trackNumber
 177         }
 178         def stop() {
 179                 if (status != "stopped") {
 180                         musicPlayers[0].stop()
 181                         this.status = "stopped"
 182                 }
 183         }
 184
 185         def currentValue(String deviceFeature) {
 186                 musicPlayers[0].currentValue(deviceFeature)
 187         }
 188
 189         def getAt(int ix) {
 190                 musicPlayers[ix]
 191         }
 192 }