RC8/qpid/python/hello-world

#!/usr/bin/env python
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#   http://www.apache.org/licenses/LICENSE-2.0
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import sys
from qpid.connection import Connection
from qpid.util import connect
from qpid.datatypes import uuid4, Message

broker = "127.0.0.1"
port = 5672

if len(sys.argv) > 1: broker = sys.argv[1]
if len(sys.argv) > 2: port = int(sys.argv[2])

if len(sys.argv) > 3:
  print >> sys.stderr, "usage: hello-world [ <broker> [ <port> ] ]"
  sys.exit(1)

# connect to the server and start a session
conn = Connection(connect(broker, port))
conn.start()
ssn = conn.session(str(uuid4()))

# create a queue
ssn.queue_declare("test-queue")

# publish a message
dp = ssn.delivery_properties(routing_key="test-queue")
mp = ssn.message_properties(content_type="text/plain")
msg = Message(dp, mp, "Hello World!")
ssn.message_transfer(message=msg)

# subscribe to a queue
ssn.message_subscribe(destination="messages", queue="test-queue",
                      accept_mode=ssn.accept_mode.none)
incoming = ssn.incoming("messages")

# start incoming message flow
incoming.start()

# grab a message from the queue

print incoming.get(timeout=10)

# cancel the subscription and close the session and connection
ssn.message_cancel(destination="messages")
ssn.close()
conn.close()