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Diffstat (limited to 'python/examples/headers/headers_producer.py')
-rwxr-xr-x | python/examples/headers/headers_producer.py | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/python/examples/headers/headers_producer.py b/python/examples/headers/headers_producer.py new file mode 100755 index 0000000000..43130d5993 --- /dev/null +++ b/python/examples/headers/headers_producer.py @@ -0,0 +1,79 @@ +#!/usr/bin/env python +# +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +# +""" + headers_producer.py + + Publishes messages to an AMQP headers exchange, using + various application header values. +""" + +import qpid +import sys +import os +from qpid.util import connect +from qpid.connection import Connection +from qpid.datatypes import Message +from qpid.datatypes import uuid4 +from qpid.queue import Empty + + +#----- Initialization ----------------------------------- + +# Set parameters for login + +host="127.0.0.1" +port=5672 +user="guest" +password="guest" + +# If an alternate host or port has been specified, use that instead +# (this is used in our unit tests) +if len(sys.argv) > 1 : + host=sys.argv[1] +if len(sys.argv) > 2 : + port=int(sys.argv[2]) + +# Create a connection. +socket = connect(host, port) +connection = Connection (sock=socket, username=user, password=password) +connection.start() +session = connection.session(str(uuid4())) + +#----- Publish some messages ------------------------------ + +# Create some messages and put them on the broker. +props_first = session.message_properties(application_headers={'class':'first'}) +props_second = session.message_properties(application_headers={'class':'second'}) +props_third = session.message_properties(application_headers={'class':'third'}) + +for i in range(10): + session.message_transfer(destination="amq.match", message=Message(props_first,"message(first) " + str(i))) + session.message_transfer(destination="amq.match", message=Message(props_second,"message(second) " + str(i))) + session.message_transfer(destination="amq.match", message=Message(props_third,"message(third) " + str(i))) + +session.message_transfer(destination="amq.match", message=Message(props_first,"That's all, folks!")) +session.message_transfer(destination="amq.match", message=Message(props_second,"That's all, folks!")) +session.message_transfer(destination="amq.match", message=Message(props_third,"That's all, folks!")) + +#----- Cleanup -------------------------------------------- + +# Clean up before exiting so there are no open threads. + +session.close(timeout=10) |