added ping and drain examples for the new API

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@824108 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 62 insertions, 0 deletions

diff --git a/python/examples/api/drain b/python/examples/api/drain
new file mode 100755
index 0000000000..485985f16d
--- /dev/null
+++ b/python/examples/api/drain
@@ -0,0 +1,62 @@
+#!/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.
+#
+
+import optparse
+from qpid.messaging import *
+from qpid.util import URL
+
+parser = optparse.OptionParser(usage="usage: %prog [options] ADDRESS ...",
+                               description="Drain messages from the supplied address.")
+parser.add_option("-b", "--broker", default="localhost",
+                  help="connect to specified BROKER (default %default)")
+parser.add_option("-t", "--timeout", type=float, default=0,
+                  help="timeout in seconds to wait before exiting (default %default)")
+parser.add_option("-f", "--forever", action="store_true",
+                  help="ignore timeout and wait forever")
+
+opts, args = parser.parse_args()
+
+url = URL(opts.broker)
+if args:
+  addr = args.pop(0)
+else:
+  parser.error("address is required")
+if opts.forever:
+  timeout = None
+else:
+  timeout = opts.timeout
+
+# XXX: should make URL default the port for us
+conn = Connection.open(url.host, url.port or AMQP_PORT,
+                       username=url.user, password=url.password)
+ssn = conn.session()
+rcv = ssn.receiver(addr)
+
+while True:
+  try:
+    print rcv.fetch(timeout=timeout)
+    ssn.acknowledge()
+  except Empty:
+    break
+  except ReceiveError, e:
+    print e
+    break
+
+conn.close()