Index: third_party/twisted_8_1/twisted/protocols/stateful.py |
diff --git a/third_party/twisted_8_1/twisted/protocols/stateful.py b/third_party/twisted_8_1/twisted/protocols/stateful.py |
deleted file mode 100644 |
index 75313f61ffc4fa320a8dceb480f46fe057fdad24..0000000000000000000000000000000000000000 |
--- a/third_party/twisted_8_1/twisted/protocols/stateful.py |
+++ /dev/null |
@@ -1,52 +0,0 @@ |
-# -*- test-case-name: twisted.test.test_stateful -*- |
- |
-# Copyright (c) 2001-2004 Twisted Matrix Laboratories. |
-# See LICENSE for details. |
- |
- |
-from twisted.internet import protocol |
- |
-try: |
- from cStringIO import StringIO |
-except ImportError: |
- from StringIO import StringIO |
- |
-class StatefulProtocol(protocol.Protocol): |
- """A Protocol that stores state for you. |
- |
- state is a pair (function, num_bytes). When num_bytes bytes of data arrives |
- from the network, function is called. It is expected to return the next |
- state or None to keep same state. Initial state is returned by |
- getInitialState (override it). |
- """ |
- _sful_data = None, None, 0 |
- |
- def makeConnection(self, transport): |
- protocol.Protocol.makeConnection(self, transport) |
- self._sful_data = self.getInitialState(), StringIO(), 0 |
- |
- def getInitialState(self): |
- raise NotImplementedError |
- |
- def dataReceived(self, data): |
- state, buffer, offset = self._sful_data |
- buffer.seek(0, 2) |
- buffer.write(data) |
- blen = buffer.tell() # how many bytes total is in the buffer |
- buffer.seek(offset) |
- while blen - offset >= state[1]: |
- d = buffer.read(state[1]) |
- offset += state[1] |
- next = state[0](d) |
- if self.transport.disconnecting: # XXX: argh stupid hack borrowed right from LineReceiver |
- return # dataReceived won't be called again, so who cares about consistent state |
- if next: |
- state = next |
- if offset != 0: |
- b = buffer.read() |
- buffer.reset() |
- buffer.truncate() |
- buffer.write(b) |
- offset = 0 |
- self._sful_data = state, buffer, offset |
- |