added a timestamp class to qpid.datatypes and modified codec to use it for AMQP's datetime type; this fixes support of datetime within maps where formerly decoding and reencoding the same value would switch an entry in a map from an AMQP datetime to an AMQP uint64

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@712673 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 7 insertions, 4 deletions

diff --git a/python/qpid/codec010.py b/python/qpid/codec010.py
index c2ea7ed512..f34025ef17 100644
--- a/python/qpid/codec010.py
+++ b/python/qpid/codec010.py
@@ -17,8 +17,9 @@
 # under the License.
 #
 
+import datetime
 from packer import Packer
-from datatypes import serial, RangedSet, Struct
+from datatypes import serial, timestamp, RangedSet, Struct
 
 class CodecException(Exception): pass
 
@@ -103,9 +104,11 @@ class Codec(Packer):
     self.pack("!q", n)
 
   def read_datetime(self):
-    return self.read_uint64()
-  def write_datetime(self, n):
-    self.write_uint64(n)
+    return timestamp(self.read_uint64())
+  def write_datetime(self, t):
+    if isinstance(t, datetime.datetime):
+      t = timestamp(t)
+    self.write_uint64(t)
 
   def read_double(self):
     return self.unpack("!d")