def loseConnection(self):
# TODO: what happens if an IHalfCloseableProtocol calls normal
# loseConnection()? I think we need to close the read side too.
if IHalfCloseableProtocol.providedBy(self._protocol):
# I don't know is correct, so avoid this for now
raise NormalCloseUsedOnHalfCloseable()
self.local_close()
def _set_protocol(self, protocol):
assert not self._protocol
self._protocol = protocol
if IHalfCloseableProtocol.providedBy(protocol):
self.connect_protocol_half()
else:
# move from UNCONNECTED to OPEN
self.connect_protocol_full()
def test_interfacesForTransport(self):
"""
If the protocol objects returned by the factory given to
L{ClientService} provide special "marker" interfaces for their
transport - L{IHalfCloseableProtocol} or L{IFileDescriptorReceiver} -
those interfaces will be provided by the protocol objects passed on to
the reactor.
"""
@implementer(IHalfCloseableProtocol, IFileDescriptorReceiver)
class FancyProtocol(Protocol, object):
"""
Provider of various interfaces.
"""
cq, service = self.makeReconnector(protocolType=FancyProtocol)
reactorFacing = cq.constructedProtocols[0]
self.assertTrue(IFileDescriptorReceiver.providedBy(reactorFacing))
self.assertTrue(IHalfCloseableProtocol.providedBy(reactorFacing))
def test_interfacesForTransport(self):
"""
If the protocol objects returned by the factory given to
L{ClientService} provide special "marker" interfaces for their
transport - L{IHalfCloseableProtocol} or L{IFileDescriptorReceiver} -
those interfaces will be provided by the protocol objects passed on to
the reactor.
"""
@implementer(IHalfCloseableProtocol, IFileDescriptorReceiver)
class FancyProtocol(Protocol, object):
"""
Provider of various interfaces.
"""
cq, service = self.makeReconnector(protocolType=FancyProtocol)
reactorFacing = cq.constructedProtocols[0]
self.assertTrue(IFileDescriptorReceiver.providedBy(reactorFacing))
self.assertTrue(IHalfCloseableProtocol.providedBy(reactorFacing))
def writeConnectionLost(self):
if IHalfCloseableProtocol.providedBy(self.proto):
self.proto.writeConnectionLost()
self.checkConnLost()
def writeConnectionLost(self):
if IHalfCloseableProtocol.providedBy(self.proto):
self.proto.writeConnectionLost()
self.checkConnLost()
def loseWriteConnection(self):
if not IHalfCloseableProtocol.providedBy(self._protocol):
# this is a clear error
raise HalfCloseUsedOnNonHalfCloseable()
self.local_close()
def signal_writeConnectionLost(self):
IHalfCloseableProtocol(self._protocol).writeConnectionLost()
def signal_readConnectionLost(self):
IHalfCloseableProtocol(self._protocol).readConnectionLost()
