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OS/2 Shareware BBS: 10 Tools
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10-Tools.zip
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fnd101.zip
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Add-Ons
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Fnorb
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examples
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misc
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server.py
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1999-06-28
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#!/usr/bin/env python
#############################################################################
# Copyright (C) DSTC Pty Ltd (ACN 052 372 577) 1997, 1998, 1999, 1999
# All Rights Reserved.
#
# The software contained on this media is the property of the DSTC Pty
# Ltd. Use of this software is strictly in accordance with the
# license agreement in the accompanying LICENSE.HTML file. If your
# distribution of this software does not contain a LICENSE.HTML file
# then you have no rights to use this software in any manner and
# should contact DSTC at the address below to determine an appropriate
# licensing arrangement.
#
# DSTC Pty Ltd
# Level 7, GP South
# Staff House Road
# University of Queensland
# St Lucia, 4072
# Australia
# Tel: +61 7 3365 4310
# Fax: +61 7 3365 4311
# Email: enquiries@dstc.edu.au
#
# This software is being provided "AS IS" without warranty of any
# kind. In no event shall DSTC Pty Ltd be liable for damage of any
# kind arising out of or in connection with the use or performance of
# this software.
#
# Project: Fnorb
# File: $Source: /units/arch/src/Fnorb/examples/misc/RCS/server.py,v $
# Version: @(#)$RCSfile: server.py,v $ $Revision: 1.13 $
#
#############################################################################
""" Implementation of the ExampleIF interface. """
# Standard/built-in modules.
import sys
# Fnorb modules.
from Fnorb.orb import BOA, CORBA
# Stubs and skeletons generated by 'fnidl'.
import Example, Example_skel
class ExampleServer(Example_skel.ExampleIF_skel):
""" Implementation of the 'ExampleIF' interface. """
def __init__(self):
# Base class constructor.
CORBA.Object_skel.__init__(self)
self.width = 100
self.quality = 'shoddy!'
return
def hello_world(self):
return "Hello CORBA World!"
# Ok, spot the difference ;^)
def double_it(self, n):
return n * 2
def double_it_again(self, n):
return n * 2
def double_it_one_last_time(self, n):
return n * 2
def move_by(self, p, delta_x, delta_y):
return Example.ExampleIF.Point(p.x + delta_x, p.y + delta_y)
def take_that(self, u):
(discriminator, value) = (u.d, u.v)
if discriminator == 0:
print 'Got long', value
elif discriminator == 1:
print 'Got float', value
else:
print 'Got string', value
return
def ten_hello_worlds(self, x):
return ["hello world"] * 10
def lots_of_hello_worlds(self, n):
return ["hello world"] * n
def next_color(self, c):
if c == Example.ExampleIF.red:
next = Example.ExampleIF.green
elif c == Example.ExampleIF.green:
next = Example.ExampleIF.blue
else:
next = Example.ExampleIF.red
return next
def get_beer(self):
raise Example.ExampleIF.DOH("Moe's is shut!")
def get_peanuts(self):
raise CORBA.NO_MEMORY()
def _get_width(self):
return self.width
def _set_width(self, width):
self.width = width
return
def _get_quality(self):
return self.quality
def quit(self):
boa = BOA.BOA_init()
boa._fnorb_quit()
return
def main(argv):
""" Do it! """
print 'Initialising the ORB...'
# Initialise the ORB.
orb = CORBA.ORB_init(argv, CORBA.ORB_ID)
print 'Initialising the BOA...'
# Initialise the BOA.
boa = BOA.BOA_init(argv, BOA.BOA_ID)
print 'Creating object reference...'
# Create an object reference ('fred' is the object key).
obj = boa.create('fred', ExampleServer._FNORB_ID)
print 'Creating implementation...'
# Create an instance of the implementation class.
impl = ExampleServer()
print 'Activating the implementation...'
# Activate the implementation (ie. connect the generated object reference
# to the implementation). Note that the implementation will not receive
# any operation requests until we start the event loop (see below).
boa.obj_is_ready(obj, impl)
# Write the stringified object reference to a file (this is just a 'cheap
# and cheerful' way of making the object reference available to the
# client!).
open('server.ref', 'w').write(orb.object_to_string(obj))
print 'Server created and accepting requests...'
# Start the event loop.
boa._fnorb_mainloop()
print 'Server complete!'
return 0
#############################################################################
if __name__ == '__main__':
# Do it!
sys.exit(main(sys.argv))
#############################################################################