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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_consumer.py
+
+ This AMQP client reads messages from two message
+ queues named "first" and "second".
+"""
+
+import qpid
+import sys
+import os
+from random import randint
+from qpid.util import connect
+from qpid.connection import Connection
+from qpid.datatypes import Message, RangedSet, 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()))
+
+#----- Read from queue --------------------------------------------
+
+# Now let's create two local client queues and tell them to read
+# incoming messages.
+
+# The consumer tag identifies the client-side queue.
+
+local_queue_name_first = "local_queue_first"
+local_queue_name_second = "local_queue_second"
+
+queue_first = session.incoming(local_queue_name_first)
+queue_second = session.incoming(local_queue_name_second)
+
+# Call message_subscribe() to tell the broker to deliver messages
+# from the AMQP queue to these local client queues. The broker will
+# start delivering messages as soon as credit is allocated using
+# queue.start().
+
+session.message_subscribe(queue="first", destination=local_queue_name_first)
+session.message_subscribe(queue="second", destination=local_queue_name_second)
+
+queue_first.start()
+queue_second.start()
+
+# Initialize 'final' and 'content', variables used to identify the last message.
+
+final = "That's all, folks!" # In a message body, signals the last message
+content = "" # Content of the last message read
+
+message = None
+while content != final:
+ message = queue_first.get(timeout=10)
+ content = message.body
+ session.message_accept(RangedSet(message.id))
+ print content
+
+content = ""
+while content != final:
+ message = queue_second.get(timeout=10)
+ content = message.body
+ session.message_accept(RangedSet(message.id))
+ print content
+
+#----- Cleanup ------------------------------------------------
+
+# Clean up before exiting so there are no open threads.
+#
+
+session.close(timeout=10)