def __init__(self, name, server, deviceID):
self.name = name
self.produces = []
self.consumes = []
self.clients = HashLong()
self.suppliers = HashLong()
self.server = server
self.deviceID= deviceID
self.eventProcessors = {}
server.setReceiver(self)
self.state = 0
self.UCID = 0
#self.eventProcessors.add()
self.eventProcessors[0xF0000001L] = self.confirmSubscription
class MultimodalDevice (Server.IClient):
MMDevice_Init = 0
MMDevice_Registering = 1
MMDevice_Registered = 2
MMDevice_Disconnecting = 3
MMDevice_Disconnected = 4
# Creates a new instance of MultimodalDevice
def __init__(self, name, server, deviceID):
self.name = name
self.produces = []
self.consumes = []
self.clients = HashLong()
self.suppliers = HashLong()
self.server = server
self.deviceID= deviceID
self.eventProcessors = {}
server.setReceiver(self)
self.state = 0
self.UCID = 0
#self.eventProcessors.add()
self.eventProcessors[0xF0000001L] = self.confirmSubscription
def log(self, text):
print "LOG: %s" % (text)
def register(self):
self.state = MultimodalDevice.MMDevice_Registering
#MMArrayField fProduces, fConsumes;
record = FieldFactory.fieldFromCodeList("LLLAAs")
record[0].set(self.UCID)
record[1].set(self.deviceID)
record[2].set(0xF0000000L) # EventID
record[3].copyLongVector(self.produces)
record[4].copyLongVector(self.consumes)
record[5].set(self.name) # Device Name
self.server.sendFields(None, record)
##########################################################
#modified by ND
def disconnect(self):
self.state = MultimodalDevice.MMDevice_Disconnecting
record = FieldFactory.fieldFromCodeList("LLLI")
record[0].set(self.UCID)
record[1].set(self.deviceID)
record[2].set(0xF0000006L) # EventID for disconnection
record[3].set(0)
self.server.sendFields(None, record)
#modified by ND
##########################################################
def confirmSubscription(self, command):
record = FieldFactory.fieldFromCodeList("LLLLAAL")
fProduces = record[4]
fConsumes = record[5]
try:
FieldFactory.readFields(record, command.dataIn)
self.deviceId = command.mDeviceID.get()
self.UCID = record[3].get()
for x in fProduces.elements:
self.clients.addOrUpdate(x, self.UCID) # Add eventID - UCID to producers list
for x in fConsumes.elements:
self.suppliers.addOrUpdate(x, self.UCID) # Add eventID - UCID to consumers list
self.state = MultimodalDevice.MMDevice_Registered
except Exception:
raise
finally:
record = None
fProduces = None
fConsumes = None
def setName(self, name):
self.name = name
def getName(self):
return self.name
def receive(self, sender, data):
dataIn = Reader(data[:]) # Copies data to dataIn
mUCID = Fields.LongField()
mDeviceID= Fields.LongField()
mEventID= Fields.LongField()
try:
if(data==None):
self.log("Data received as null")
return
if(sender==None):
self.log("Sender received as null")
return
if(len(data)<9):
self.log("Datagram with incorrect size received: %d" % (len(data)))
return
mUCID.read(dataIn)
mDeviceID.read(dataIn)
mEventID.read(dataIn)
#print "UCID: %s DeviceID: %s EventID: %s" % (mUCID.get(), mDeviceID.get(), mEventID.get())
dataIn.reset(); # As 3 fields were read... rewind the stream
try:
#print self.eventProcessors
#print mEventID.get()
if self.eventProcessors.has_key(mEventID.get()):
command = self.eventProcessors[mEventID.get()]
command(Server.CommandHeader(mUCID, mDeviceID, mEventID, sender, dataIn))
else: # If a standard command processor is not available, try to find a forwarder
forwarder = self.eventProcessors[0]
forwarder(Server.CommandHeader(mUCID, mDeviceID, mEventID, sender, dataIn))
except:
traceback.print_exc()
print("Unhandled EventID: %s received from UCID: %s" % (mEventID.get(), mUCID.get()))
except:
self.log(sys.exc_info()[0])
raise
finally:
dataIn=None
mUCID=None
mDeviceID=None
mEventID=None
