Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 36 insertions, 0 deletions

diff --git a/qpid/python/qpid/packer.py b/qpid/python/qpid/packer.py
new file mode 100644
index 0000000000..22c16918dc
--- /dev/null
+++ b/qpid/python/qpid/packer.py
@@ -0,0 +1,36 @@
+#
+# 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 struct
+
+class Packer:
+
+  def read(self, n): abstract
+
+  def write(self, s): abstract
+
+  def unpack(self, fmt):
+    values = struct.unpack(fmt, self.read(struct.calcsize(fmt)))
+    if len(values) == 1:
+      return values[0]
+    else:
+      return values
+
+  def pack(self, fmt, *args):
+    self.write(struct.pack(fmt, *args))