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path: root/py/demo/IceGrid/simple/Client.py
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#!/usr/bin/env python
# **********************************************************************
#
# Copyright (c) 2003-2011 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, Ice, IceGrid

Ice.loadSlice('Hello.ice')
import Demo


def menu():
    print """
usage:
t: send greeting as twoway
s: shutdown server
x: exit
?: help
"""

class Client(Ice.Application):
    def run(self, args):
        if len(args) > 1:
            print self.appName() + ": too many arguments"
            return 1

        hello = None
        try:
            hello = Demo.HelloPrx.checkedCast(self.communicator().stringToProxy("hello"))
        except Ice.NotRegisteredException:
            query = IceGrid.QueryPrx.checkedCast(self.communicator().stringToProxy("DemoIceGrid/Query"))
            hello = Demo.HelloPrx.checkedCast(query.findObjectByType("::Demo::Hello"))

        if not hello:
            print self.appName() + ": couldn't find a `::Demo::Hello' object."
            return 1

        menu()

        c = None
        while c != 'x':
            try:
                c = raw_input("==> ")
                if c == 't':
                    hello.sayHello()
                elif c == 's':
                    hello.shutdown()
                elif c == 'x':
                    pass # Nothing to do
                elif c == '?':
                    menu()
                else:
                    print "unknown command `" + c + "'"
                    menu()
            except EOFError:
                break
            except KeyboardInterrupt:
                break

        return 0

app = Client()
sys.exit(app.main(sys.argv, "config.client"))