test_ok1/py/path/gateway/remotepath.py

48 lines
1.4 KiB
Python

import py, itertools
from py.__.path import common
COUNTER = itertools.count()
class RemotePath(common.FSPathBase):
sep = '/'
def __init__(self, channel, id, basename=None):
self._channel = channel
self._id = id
self._basename = basename
self._specs = {}
def __del__(self):
self._channel.send(('DEL', self._id))
def __repr__(self):
return 'RemotePath(%s)' % self.basename
def listdir(self, *args):
self._channel.send(('LIST', self._id) + args)
return [RemotePath(self._channel, id, basename)
for (id, basename) in self._channel.receive()]
def dirpath(self):
id = ~COUNTER.next()
self._channel.send(('DIRPATH', self._id, id))
return RemotePath(self._channel, id)
def join(self, *args):
id = ~COUNTER.next()
self._channel.send(('JOIN', self._id, id) + args)
return RemotePath(self._channel, id)
def get(self, spec):
parts = spec.split(',')
ask = [x for x in parts if x not in self._specs]
if ask:
self._channel.send(('GET', self._id, ",".join(ask)))
for part, value in zip(ask, self._channel.receive()):
self._specs[part] = value
return [self._specs[x] for x in parts]
def read(self):
self._channel.send(('READ', self._id))
return self._channel.receive()