def __init__(self):
# checkPathes
utils._mkdir(config.CACHEDIR)
# load index-Hashtable
if os.path.isfile(self.indexFilename):
self.loadIndex()
def save(self, obj, module, id, starttime = None, endtime = None):
print "save obj for (%s, %s)" %(module, id)
if starttime==None or endtime==None:
filename=self.hash(str(id))
else:
filename=self.hash(str(id)+str(starttime)+str(endtime))
#create dirs if not exist
dir=os.path.join(config.CACHEDIR, module)
utils._mkdir(dir)
# store data
f=open(os.path.join(dir, filename), "w")
cPickle.dump(obj, f)
f.close()
# add to index
if starttime==None or endtime==None:
self.index[module][str(id)]=filename
else:
self.index[module][str(id)][(starttime, endtime)]=filename
self.saveIndex()
