import of in-process 0-10 final python client

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@633610 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 111 insertions, 0 deletions

diff --git a/python/qpid/delegates.py b/python/qpid/delegates.py
new file mode 100644
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+++ b/python/qpid/delegates.py
@@ -0,0 +1,111 @@
+#
+# 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 connection010
+import session
+
+class Delegate:
+
+  def __init__(self, connection, delegate=session.client):
+    self.connection = connection
+    self.spec = connection.spec
+    self.delegate = delegate
+    self.control = self.spec["track.control"].value
+
+  def received(self, seg):
+    ssn = self.connection.attached.get(seg.channel)
+    if ssn is None:
+      ch = connection010.Channel(self.connection, seg.channel)
+    else:
+      ch = ssn.channel
+
+    if seg.track == self.control:
+      cntrl = seg.decode(self.spec)
+      attr = cntrl.type.qname.replace(".", "_")
+      getattr(self, attr)(ch, cntrl)
+    elif ssn is None:
+      ch.session_detached()
+    else:
+      ssn.received(seg)
+
+  def connection_close(self, ch, close):
+    ch.connection_close_ok()
+    self.connection.sock.close()
+
+  def connection_close_ok(self, ch, close_ok):
+    self.connection.closed.set()
+
+  def session_attach(self, ch, a):
+    try:
+      self.connection.attach(a.name, ch, self.delegate, a.force)
+      ch.session_attached(a.name)
+    except connection010.ChannelBusy:
+      ch.session_detached(a.name)
+    except connection010.SessionBusy:
+      ch.session_detached(a.name)
+
+  def session_attached(self, ch, a):
+    ch.session.opened.set()
+
+  def session_detach(self, ch, d):
+    self.connection.detach(d.name, ch)
+    ch.session_detached(d.name)
+
+  def session_detached(self, ch, d):
+    ssn = self.connection.detach(d.name, ch)
+    if ssn is not None:
+      ssn.closed.set()
+
+  def session_command_point(self, ch, cp):
+    ssn = ch.session
+    ssn.receiver.next_id = cp.command_id
+    ssn.receiver.next_offset = cp.command_offset
+
+class Server(Delegate):
+
+  def start(self):
+    self.connection.read_header()
+    self.connection.write_header(self.spec.major, self.spec.minor)
+    connection010.Channel(self.connection, 0).connection_start()
+
+  def connection_start_ok(self, ch, start_ok):
+    ch.connection_tune()
+
+  def connection_tune_ok(self, ch, tune_ok):
+    pass
+
+  def connection_open(self, ch, open):
+    self.connection.opened.set()
+    ch.connection_open_ok()
+
+class Client(Delegate):
+
+  def start(self):
+    self.connection.write_header(self.spec.major, self.spec.minor)
+    self.connection.read_header()
+
+  def connection_start(self, ch, start):
+    ch.connection_start_ok()
+
+  def connection_tune(self, ch, tune):
+    ch.connection_tune_ok()
+    ch.connection_open()
+
+  def connection_open_ok(self, ch, open_ok):
+    self.connection.opened.set()