def __init__(self, engine_id):
self.engine_id = engine_id
config = Configuration()
config.getEngineDefaults().getStreamSelection().\
setDefaultStreamSelector(RSTREAM_ISTREAM_BOTH)
self._esperService = EPServiceProviderManager.\
getProvider(self.engine_id, config)
self._esperService.initialize()
def __init__(self, engine_id):
self.engine_id = engine_id
config = Configuration()
config.getEngineDefaults().getStreamSelection().\
setDefaultStreamSelector(RSTREAM_ISTREAM_BOTH)
self._esperService = EPServiceProviderManager.\
getProvider(self.engine_id, config)
self._esperService.initialize()
def scriptLoaded(*args):
global runtime
configuration = Configuration()
configuration.addEventType("ItemStateEvent", item_state_schema)
configuration.addEventType("ItemStateChangedEvent", item_state_schema)
configuration.addEventType("ItemCommandEvent", item_command_schema)
configuration.addEventType("ChannelEvent", channel_event_schema)
core.esper = EPServiceProviderManager.getProvider("engine", configuration)
runtime = core.esper.getEPRuntime()
log.info("Created Esper provider")
OsgiEventAdmin.add_listener(esper_bridge)
log.info("Esper event bridge registered")
from datetime import datetime
from random import random
from java.util import Date, HashMap
from java.lang import String, Double
schema = {"time": Date, "symbol": String, "price": Double}
#from java.lang import Thread
#print Thread.currentThread().getContextClassLoader()
from com.espertech.esper.client import EPServiceProviderManager, Configuration
print EPServiceProviderManager.classLoader
cfg = Configuration()
cfg.addEventType("StockTick", schema)
cep = EPServiceProviderManager.getProvider("engine", cfg)
runtime = cep.getEPRuntime()
def tick_generator():
for i in xrange(10):
tick = HashMap()
tick.put("time", datetime.now())
tick.put("price", 5.3 + random())
tick.put("symbol", "AAPL")
yield tick
admin = cep.getEPAdministrator()