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45 lines
921 B
Python
45 lines
921 B
Python
# vim:fileencoding=utf-8:noet
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from __future__ import unicode_literals, absolute_import
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import os
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from threading import RLock
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from powerline.lib.path import realpath
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class StatWatch(object):
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def __init__(self):
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self.watches = {}
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self.lock = RLock()
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def watch(self, path):
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path = realpath(path)
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with self.lock:
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self.watches[path] = os.path.getmtime(path)
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def unwatch(self, path):
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path = realpath(path)
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with self.lock:
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self.watches.pop(path, None)
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def is_watched(self, path):
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with self.lock:
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return realpath(path) in self.watches
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def __call__(self, path):
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path = realpath(path)
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with self.lock:
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if path not in self.watches:
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self.watches[path] = os.path.getmtime(path)
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return True
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mtime = os.path.getmtime(path)
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if mtime != self.watches[path]:
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self.watches[path] = mtime
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return True
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return False
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def close(self):
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with self.lock:
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self.watches.clear()
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