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'''
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Created on Jul 15, 2014
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@author: roj-idl71
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'''
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import time
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import threading
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import cPickle
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# try:
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# from gevent import sleep
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# except:
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from time import sleep
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SERIALIZER = cPickle
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# from schainpy.serializer import DynamicSerializer
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from schainpy.model.io.jroIO_usrp import USRPReader
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from schainpy.model.serializer.data import obj2Serial
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class USRPReaderAPI(USRPReader, threading.Thread):
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# __isBufferEmpty = True
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__DATAKEYLIST = ['data','utctime','flagNoData']
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def __init__(self, serializer='msgpack'):
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threading.Thread.__init__(self)
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USRPReader.__init__(self)
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# self.__serializerObj = DynamicSerializer.DynamicSerializer('msgpack')
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self.__mySerial = None
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self.__isBufferEmpty = True
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self.setSerializer(serializer)
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def setSerializer(self, serializer):
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self.__serializer = serializer
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def getSerializer(self):
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return self.__serializer
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def getProfileIndex(self):
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return self.profileIndex
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def getSerialMetaData(self):
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if self.__isBufferEmpty:
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ini = time.time()
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while True:
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if not self.__isBufferEmpty:
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break
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if time.time() - ini > 20:
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break
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sleep(1e-12)
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# if not self.getData():
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# self.__isBufferEmpty = False
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# return None
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if self.dataOut.flagNoData:
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return None
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myMetadataSerial = obj2Serial(self.dataOut,
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serializer = self.__serializer)
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return myMetadataSerial
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def getSerialData(self):
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if self.__isBufferEmpty:
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ini = time.time()
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while True:
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if not self.__isBufferEmpty:
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break
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if time.time() - ini > 20:
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break
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sleep(1e-12)
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# if not self.getData():
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# self.__isBufferEmpty = False
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# return None
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if self.dataOut.flagNoData:
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return None
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self.__isBufferEmpty = True
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return self.__mySerial
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def run(self):
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'''
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This method will be called once when start() is called
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'''
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if not self.isConfig:
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raise RuntimeError, 'setup() method has to be called before start()'
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while True:
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if not self.__isBufferEmpty:
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sleep(1e-12)
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continue
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if not self.getData():
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break
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print ".",
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self.__mySerial = obj2Serial(self.dataOut,
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keyList = self.__DATAKEYLIST,
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serializer = self.__serializer)
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self.__isBufferEmpty = False
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# print self.profileIndex
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# print 'wait 1 second'
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# sleep(0.1)
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return
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