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#!/usr/bin/env python
# **********************************************************************
#
# Copyright (c) 2003-2009 ZeroC, Inc. All rights reserved.
#
# This copy of Ice is licensed to you under the terms described in the
# ICE_LICENSE file included in this distribution.
#
# **********************************************************************
import sys, traceback, time, Ice, IceStorm, getopt
Ice.loadSlice('Clock.ice')
import Demo
class Publisher(Ice.Application):
def usage(self):
print "Usage: " + self.appName() + " [--datagram|--twoway|--oneway] [topic]"
def run(self, args):
try:
opts, args = getopt.getopt(args[1:], '', ['datagram', 'twoway', 'oneway'])
except getopt.GetoptError:
self.usage()
return 1
datagram = False
twoway = False
optsSet = 0
topicName = "time"
for o, a in opts:
if o == "--datagram":
datagram = True
optsSet = optsSet + 1
elif o == "--twoway":
twoway = True
optsSet = optsSet + 1
elif o == "--oneway":
optsSet = optsSet + 1
if optsSet > 1:
self.usage()
return 1
if len(args) > 0:
topicName = args[0]
manager = IceStorm.TopicManagerPrx.checkedCast(self.communicator().propertyToProxy('TopicManager.Proxy'))
if not manager:
print args[0] + ": invalid proxy"
return 1
#
# Retrieve the topic.
#
try:
topic = manager.retrieve(topicName)
except IceStorm.NoSuchTopic, e:
try:
topic = manager.create(topicName)
except IceStorm.TopicExists, ex:
print self.appName() + ": temporary error. try again"
return 1
#
# Get the topic's publisher object, and create a Clock proxy with
# the mode specified as an argument of this application.
#
publisher = topic.getPublisher();
if datagram:
publisher = publisher.ice_datagram();
elif twoway:
# Do nothing.
pass
else: # if(oneway)
publisher = publisher.ice_oneway();
clock = Demo.ClockPrx.uncheckedCast(publisher)
print "publishing tick events. Press ^C to terminate the application."
try:
while 1:
clock.tick(time.strftime("%m/%d/%Y %H:%M:%S"))
time.sleep(1)
except IOError, e:
# Ignore
pass
except Ice.CommunicatorDestroyedException, e:
# Ignore
pass
return 0
app = Publisher()
sys.exit(app.main(sys.argv, "config.pub"))
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