From Jonathan Robie:

https://issues.apache.org/jira/browse/QPID-1056: 

Python examples for the xml exchange.

https://issues.apache.org/jira/browse/QPID-1057

Fixes to the XmlExchange.cpp that prevent it from crashing the broker
when used with python clients that don't send application header
properties


git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@656005 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 84 insertions, 0 deletions

diff --git a/python/examples/xml-exchange/xml_producer.py b/python/examples/xml-exchange/xml_producer.py
new file mode 100644
index 0000000000..9e609ed132
--- /dev/null
+++ b/python/examples/xml-exchange/xml_producer.py
@@ -0,0 +1,84 @@
+#!/usr/bin/env python
+"""
+ xml_producer.py
+
+ Publishes messages to an XML exchange, using
+ the routing key "weather"
+"""
+
+
+import qpid
+import sys
+import os
+from qpid.util import connect
+from qpid.connection import Connection
+from qpid.datatypes import Message, RangedSet, uuid4
+from qpid.queue import Empty
+
+#----- Functions ----------------------------------------
+
+# Data for weather reports
+
+station = ("Raleigh-Durham International Airport (KRDU)", 
+           "New Bern, Craven County Regional Airport (KEWN)", 
+           "Boone, Watauga County Hospital Heliport (KTNB)",
+           "Hatteras, Mitchell Field (KHSE)")
+wind_speed_mph = ( 0, 2, 5, 10, 16, 22, 28, 35, 42, 51, 61, 70, 80 )
+temperature_f = ( 30, 40, 50, 60, 70, 80, 90, 100 )
+dewpoint = ( 35, 40, 45, 50 )
+
+def pick_one(list, i):
+  return str( list [ i % len(list)] )
+
+def report(i):
+  return "<weather>" + "<station>" + pick_one(station,i)+ "</station>"  + "<wind_speed_mph>" + pick_one(wind_speed_mph,i) + "</wind_speed_mph>"  + "<temperature_f>" + pick_one(temperature_f,i) + "</temperature_f>" + "<dewpoint>" + pick_one(dewpoint,i) + "</dewpoint>" + "</weather>"
+
+
+#----- Initialization -----------------------------------
+
+#  Set parameters for login
+
+host="127.0.0.1"
+port=5672
+user="guest"
+password="guest"
+amqp_spec="/usr/share/amqp/amqp.0-10.xml"     
+
+# If an alternate host or port has been specified, use that instead
+# (this is used in our unit tests)
+#
+# If AMQP_SPEC is defined, use it to locate the spec file instead of
+# looking for it in the default location.
+
+if len(sys.argv) > 1 :
+  host=sys.argv[1]
+if len(sys.argv) > 2 :
+  port=int(sys.argv[2])
+
+try:
+     amqp_spec = os.environ["AMQP_SPEC"]
+except KeyError:
+     amqp_spec="/usr/share/amqp/amqp.0-10.xml"
+
+#  Create a connection.
+socket = connect(host, port)
+connection = Connection (sock=socket, spec=qpid.spec.load(amqp_spec))
+connection.start()
+session = connection.session(str(uuid4()))
+
+#----- Publish some messages ------------------------------
+
+# Create some messages and put them on the broker.
+
+props = session.delivery_properties(routing_key="weather")
+
+for i in range(10):
+  print report(i)
+  session.message_transfer(destination="xml", message=Message(props, report(i)))
+
+
+#----- Cleanup --------------------------------------------
+
+# Clean up before exiting so there are no open threads.
+
+session.close()