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#!/usr/bin/env python
# **********************************************************************
#
# Copyright (c) 2003-2007 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 os, sys, traceback, threading, Ice
slice_dir = os.getenv('ICEPY_HOME', '')
if len(slice_dir) == 0 or not os.path.exists(os.path.join(slice_dir, 'slice')):
slice_dir = os.getenv('ICE_HOME', '')
if len(slice_dir) == 0 or not os.path.exists(os.path.join(slice_dir, 'slice')):
slice_dir = os.path.join('/', 'usr', 'share')
if not os.path.exists(os.path.join(slice_dir, 'slice')):
print slice_dir
print sys.argv[0] + ': Slice directory not found. Define ICEPY_HOME or ICE_HOME.'
sys.exit(1)
Ice.loadSlice('-I' + slice_dir + '/slice Callback.ice')
import Demo
class CallbackSenderI(Demo.CallbackSender, threading.Thread):
def __init__(self, communicator):
threading.Thread.__init__(self)
self._communicator = communicator
self._destroy = False
self._num = 0
self._clients = []
self._cond = threading.Condition()
def destroy(self):
self._cond.acquire()
print "destroying callback sender"
self._destroy = True
try:
self._cond.notify()
finally:
self._cond.release()
self.join()
def addClient(self, ident, current=None):
self._cond.acquire()
print "adding client `" + self._communicator.identityToString(ident) + "'"
client = Demo.CallbackReceiverPrx.uncheckedCast(current.con.createProxy(ident))
self._clients.append(client)
self._cond.release()
def run(self):
self._cond.acquire()
try:
while not self._destroy:
self._cond.wait(2)
if not self._destroy and len(self._clients) > 0:
self._num = self._num + 1
for p in self._clients[:]: # Iterate over a copy so we can modify the original list.
try:
p.callback(self._num)
except:
print "removing client `" + self._communicator.identityToString(p.ice_getIdentity()) + "':"
traceback.print_exc()
self._clients.remove(p)
finally:
self._cond.release()
class Server(Ice.Application):
def run(self, args):
adapter = self.communicator().createObjectAdapter("Callback.Server")
sender = CallbackSenderI(self.communicator())
adapter.add(sender, self.communicator().stringToIdentity("sender"))
adapter.activate()
sender.start()
try:
self.communicator().waitForShutdown()
finally:
sender.destroy()
return 0
app = Server()
sys.exit(app.main(sys.argv, "config.server"))
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