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+#!/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)