Lock/Locks.groovy

   1 //Create a class for lock device
   2 package Lock
   3 import Timer.SimulatedTimer
   4
   5 //JPF's Verify API
   6 import gov.nasa.jpf.vm.Verify
   7
   8 public class Locks{
   9         int deviceNumbers
  10         List locks
  11         def sendEvent
  12         def timers
  13
  14         //When we have only one device
  15         private String id = "lockID0"
  16         private String label = "lock0"
  17         private String displayName = "lock0"
  18         private String lockState = "locked"
  19         private String currentLock = "locked"
  20         private String lockLatestValue = "locked"
  21
  22         Locks(Closure sendEvent, int deviceNumbers) {
  23                 this.sendEvent = sendEvent
  24                 this.timers = new SimulatedTimer()
  25                 this.deviceNumbers = deviceNumbers
  26                 this.locks = []
  27
  28                 def init = Verify.getBoolean()
  29                 if (init) {
  30                         this.lockState = "locked"
  31                         this.lockLatestValue = "locked"
  32                 } else {
  33                         this.lockState = "unlocked"
  34                         this.lockLatestValue = "unlocked"
  35                 }
  36                 locks.add(new Lock(sendEvent,id, label, displayName, this.lockState, this.lockLatestValue))
  37         }
  38
  39         //By Apps
  40         def lock() {
  41                 locks[0].lock()
  42                 lockLatestValue = lockState
  43                 lockState = "locked"
  44                 currentLock = "locked"
  45         }
  46
  47         def lock(LinkedHashMap metaData) {
  48                 def task = timers.runAfter(metaData["delay"]) {
  49                         locks[0].lock()
  50                         lockLatestValue = lockState
  51                         lockState = "locked"
  52                         currentLock = "locked"
  53                 }
  54         }
  55
  56         def unlock() {
  57                 locks[0].unlock()
  58                 lockLatestValue = lockState
  59                 lockState = "unlocked"
  60                 currentLock = "unlocked"
  61         }
  62
  63
  64         def unlock(LinkedHashMap metaData) {
  65                 def task = timers.runAfter(metaData["delay"]) {
  66                         locks[0].unlock()
  67                         lockLatestValue = lockState
  68                         lockState = "unlocked"
  69                         currentLock = "unlocked"
  70                 }
  71         }
  72
  73         //Methods for closures
  74         def count(Closure Input) {
  75                 locks.count(Input)
  76         }
  77         def size() {
  78                 locks.size()
  79         }
  80         def each(Closure Input) {
  81                 locks.each(Input)
  82         }
  83         def find(Closure Input) {
  84                 locks.find(Input)
  85         }
  86         def collect(Closure Input) {
  87                 locks.collect(Input)
  88         }
  89
  90         //By Model Checker
  91         def setValue(LinkedHashMap eventDataMap) {
  92                 if (eventDataMap["value"] != locks[0].lockState) {
  93                         locks[0].setValue(eventDataMap["value"])
  94                         this.lockState = locks[0].lockState
  95                         this.currentLock = locks[0].lockState
  96                         this.lockLatestValue = locks[0].lockLatestValue
  97                         sendEvent(eventDataMap)
  98                 }
  99         }
 100
 101         def currentValue(String deviceFeature) {
 102                 locks[0].currentValue(deviceFeature)
 103         }
 104
 105         def latestValue(String deviceFeature) {
 106                 locks[0].latestValue(deviceFeature)
 107         }
 108
 109         def getAt(int ix) {
 110                 locks[ix]
 111         }
 112 }
 113