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                 if (lockState != "locked") {
  42                         locks[0].lock()
  43                         lockLatestValue = lockState
  44                         lockState = "locked"
  45                         currentLock = "locked"
  46                 }
  47         }
  48
  49         def lock(LinkedHashMap metaData) {
  50                 if (lockState != "locked") {
  51                         def task = timers.runAfter(metaData["delay"]) {
  52                                 locks[0].lock()
  53                                 lockLatestValue = lockState
  54                                 lockState = "locked"
  55                                 currentLock = "locked"
  56                         }
  57                 }
  58         }
  59
  60         def unlock() {
  61                 if (lockState != "unlocked") {
  62                         locks[0].unlock()
  63                         lockLatestValue = lockState
  64                         lockState = "unlocked"
  65                         currentLock = "unlocked"
  66                 }
  67         }
  68
  69
  70         def unlock(LinkedHashMap metaData) {
  71                 if (lockState != "unlocked") {
  72                         def task = timers.runAfter(metaData["delay"]) {
  73                                 locks[0].unlock()
  74                                 lockLatestValue = lockState
  75                                 lockState = "unlocked"
  76                                 currentLock = "unlocked"
  77                         }
  78                 }
  79         }
  80
  81         //Methods for closures
  82         def count(Closure Input) {
  83                 locks.count(Input)
  84         }
  85         def size() {
  86                 locks.size()
  87         }
  88         def each(Closure Input) {
  89                 locks.each(Input)
  90         }
  91         def find(Closure Input) {
  92                 locks.find(Input)
  93         }
  94         def collect(Closure Input) {
  95                 locks.collect(Input)
  96         }
  97
  98         //By Model Checker
  99         def setValue(LinkedHashMap eventDataMap) {
 100                 if (eventDataMap["value"] != locks[0].lockState) {
 101                         locks[0].setValue(eventDataMap["value"])
 102                         this.lockState = locks[0].lockState
 103                         this.currentLock = locks[0].lockState
 104                         this.lockLatestValue = locks[0].lockLatestValue
 105                         sendEvent(eventDataMap)
 106                 }
 107         }
 108
 109         def currentValue(String deviceFeature) {
 110                 locks[0].currentValue(deviceFeature)
 111         }
 112
 113         def latestValue(String deviceFeature) {
 114                 locks[0].latestValue(deviceFeature)
 115         }
 116
 117         def getAt(int ix) {
 118                 locks[ix]
 119         }
 120 }
 121