class Gamin(FileMonitor):
""" file monitor with gamin support """
__priority__ = 10
def __init__(self, ignore=None, debug=False):
FileMonitor.__init__(self, ignore=ignore, debug=debug)
self.mon = None
self.counter = 0
self.add_q = []
def start(self):
FileMonitor.start(self)
self.mon = WatchMonitor()
for monitor in self.add_q:
self.AddMonitor(*monitor)
self.add_q = []
def fileno(self):
return self.mon.get_fd()
def queue(self, path, action, request_id):
"""queue up the event for later handling"""
self.events.append(GaminEvent(request_id, path, action))
def AddMonitor(self, path, obj, handle=None):
"""Add a monitor to path, installing a callback to obj."""
if handle is None:
handle = self.counter
self.counter += 1
if not self.started:
self.add_q.append((path, obj, handle))
return handle
mode = os.stat(path)[stat.ST_MODE]
# Flush queued gamin events
while self.mon.event_pending():
self.mon.handle_one_event()
if stat.S_ISDIR(mode):
self.mon.watch_directory(path, self.queue, handle)
else:
self.mon.watch_file(path, self.queue, handle)
self.handles[handle] = obj
return handle
def pending(self):
return FileMonitor.pending(self) or self.mon.event_pending()
def get_event(self):
if self.mon.event_pending():
self.mon.handle_one_event()
return FileMonitor.get_event(self)
class Gamin(FileMonitor):
"""
The fam object is a set of callbacks for
file alteration events (Gamin support)
"""
def __init__(self, debug=False):
FileMonitor.__init__(self, debug)
self.mon = WatchMonitor()
self.counter = 0
self.events = []
def fileno(self):
return self.mon.get_fd()
def queue(self, path, action, request_id):
"""queue up the event for later handling"""
self.events.append(GaminEvent(request_id, path, action))
def AddMonitor(self, path, obj):
"""Add a monitor to path, installing a callback to obj.HandleEvent."""
handle = self.counter
self.counter += 1
mode = os.stat(path)[stat.ST_MODE]
# Flush queued gamin events
while self.mon.event_pending():
self.mon.handle_one_event()
if stat.S_ISDIR(mode):
self.mon.watch_directory(path, self.queue, handle)
else:
self.mon.watch_file(path, self.queue, handle)
self.handles[handle] = obj
return handle
def pending(self):
return len(self.events) > 0 or self.mon.event_pending()
def get_event(self):
if self.mon.event_pending():
self.mon.handle_one_event()
return self.events.pop(0)
class Gamin(FileMonitor):
"""
The fam object is a set of callbacks for
file alteration events (Gamin support)
"""
def __init__(self, debug=False):
FileMonitor.__init__(self, debug)
self.mon = WatchMonitor()
self.counter = 0
self.events = []
def fileno(self):
return self.mon.get_fd()
def queue(self, path, action, request_id):
"""queue up the event for later handling"""
self.events.append(GaminEvent(request_id, path, action))
def AddMonitor(self, path, obj):
"""Add a monitor to path, installing a callback to obj.HandleEvent."""
handle = self.counter
self.counter += 1
mode = os.stat(path)[stat.ST_MODE]
# Flush queued gamin events
while self.mon.event_pending():
self.mon.handle_one_event()
if stat.S_ISDIR(mode):
self.mon.watch_directory(path, self.queue, handle)
else:
self.mon.watch_file(path, self.queue, handle)
self.handles[handle] = obj
return handle
def pending(self):
return len(self.events) > 0 or self.mon.event_pending()
def get_event(self):
if self.mon.event_pending():
self.mon.handle_one_event()
return self.events.pop(0)
class Gamin(FileMonitor):
""" File monitor backend with `Gamin
<http://people.gnome.org/~veillard/gamin/>`_ support. **Deprecated.** """
#: The Gamin backend is deprecated, but better than pseudo, so it
#: has a medium priority.
__priority__ = 50
def __init__(self):
FileMonitor.__init__(self)
#: The :class:`Gamin.WatchMonitor` object for this monitor.
self.mon = None
#: The counter used to produce monotonically increasing
#: monitor handle IDs
self.counter = 0
#: The queue used to record monitors that are added before
#: :func:`start` has been called and :attr:`mon` is created.
self.add_q = []
self.logger.warning("The Gamin file monitor backend is deprecated. "
"Please switch to a supported file monitor.")
__init__.__doc__ = FileMonitor.__init__.__doc__
def start(self):
""" The Gamin watch monitor in :attr:`mon` must be created by
the daemonized process, so is created in ``start()``. Before
the :class:`Gamin.WatchMonitor` object is created, monitors
are added to :attr:`add_q`, and are created once the watch
monitor is created."""
FileMonitor.start(self)
self.mon = WatchMonitor()
for monitor in self.add_q:
self.AddMonitor(*monitor)
self.add_q = []
def fileno(self):
if self.started:
return self.mon.get_fd()
else:
return None
fileno.__doc__ = FileMonitor.fileno.__doc__
def queue(self, path, action, request_id):
""" Create a new :class:`GaminEvent` and add it to the
:attr:`events` queue for later handling. """
self.events.append(GaminEvent(request_id, path, action))
def AddMonitor(self, path, obj, handle=None):
if handle is None:
handle = self.counter
self.counter += 1
if not self.started:
self.add_q.append((path, obj, handle))
return handle
mode = os.stat(path)[stat.ST_MODE]
# Flush queued gamin events
while self.mon.event_pending():
self.mon.handle_one_event()
if stat.S_ISDIR(mode):
self.mon.watch_directory(path, self.queue, handle)
else:
self.mon.watch_file(path, self.queue, handle)
self.handles[handle] = obj
return handle
AddMonitor.__doc__ = FileMonitor.AddMonitor.__doc__
def pending(self):
return FileMonitor.pending(self) or self.mon.event_pending()
pending.__doc__ = FileMonitor.pending.__doc__
def get_event(self):
if self.mon.event_pending():
self.mon.handle_one_event()
return FileMonitor.get_event(self)
get_event.__doc__ = FileMonitor.get_event.__doc__
print 'oi2'
f = open( file ) ;
#log = open("log",'w') ;
F_read = mon.get_fd() ;
s = f.readline() ;
while s :
print s ;
s = f.readline() ;
try:
while True :
(re, spi, spe) = select( [F_read] , [] , [] );
if re:
ret = mon.event_pending()
print "pending: ", ret
if ret > 0:
ret = mon.handle_one_event() ;
print "processed %d event" % (ret) ;
if ret == 1 :
print "alteracoes:"
s = f.readline() ;
while s :
print s ;
s = f.readline() ;
ret = mon.handle_events()
print "processed %d remaining events" % (ret)
print file ;
print '--------------------------------------------------------------------------'
finally:
f.close() ;
#log.close() ;
del mon ;
