mirror of
https://github.com/Unidata/python-awips.git
synced 2025-02-23 22:57:56 -05:00
52 lines
1.4 KiB
Python
52 lines
1.4 KiB
Python
##
|
|
##
|
|
|
|
|
|
#
|
|
# A port of the Java DynamicSerializeManager. Should be used to read/write
|
|
# DynamicSerialize binary data.
|
|
#
|
|
#
|
|
#
|
|
#
|
|
# SOFTWARE HISTORY
|
|
#
|
|
# Date Ticket# Engineer Description
|
|
# ------------ ---------- ----------- --------------------------
|
|
# 06/09/10 njensen Initial Creation.
|
|
#
|
|
#
|
|
#
|
|
|
|
from thrift.transport import TTransport
|
|
from . import SelfDescribingBinaryProtocol, ThriftSerializationContext
|
|
|
|
class DynamicSerializationManager:
|
|
|
|
def __init__(self):
|
|
self.transport = None
|
|
|
|
def _deserialize(self, ctx):
|
|
return ctx.deserializeMessage()
|
|
|
|
def deserializeBytes(self, bytes):
|
|
ctx = self._buildSerializationContext(bytes)
|
|
ctx.readMessageStart()
|
|
obj = self._deserialize(ctx)
|
|
ctx.readMessageEnd()
|
|
return obj
|
|
|
|
def _buildSerializationContext(self, bytes=None):
|
|
self.transport = TTransport.TMemoryBuffer(bytes)
|
|
protocol = SelfDescribingBinaryProtocol.SelfDescribingBinaryProtocol(self.transport)
|
|
return ThriftSerializationContext.ThriftSerializationContext(self, protocol)
|
|
|
|
def serializeObject(self, obj):
|
|
ctx = self._buildSerializationContext()
|
|
ctx.writeMessageStart("dynamicSerialize")
|
|
self._serialize(ctx, obj)
|
|
ctx.writeMessageEnd()
|
|
return self.transport.getvalue()
|
|
|
|
def _serialize(self, ctx, obj):
|
|
ctx.serializeMessage(obj)
|