00001 #!/usr/local/bin/python
00002 #
00003 # Copyright 2004
00004 # by
00005 # The Board of Trustees of the
00006 # Leland Stanford Junior University.
00007 # All rights reserved.
00008 #
00009
00010 __facility__ = "Online"
00011 __abstract__ = "GLAST LAT Housekeeping server infrastructure"
00012 __author__ = "Jim Panetta <panetta@slac.stanford.edu> SLAC - GLAST I&T"
00013 __date__ = "07/28/04"
00014 __version__ = "$Revision: 1.2 $"
00015 __release__ = "$Name: R04-12-00 $"
00016 __credits__ = "SLAC"
00017
00018 import LATTE.copyright_SLAC
00019
00020 class Trendable(object):
00021 def __init__(self,name,time,content={}):
00022 self.name = name
00023 self.time = time
00024 self.content = content
00025
00026 def __str__(self):
00027 fstring = '%s | %s' + len(self.content.keys()) * ' | %s'
00028 data = (self.name, self.time) + tuple(self.content.values())
00029 return fstring % data
00030
00031
00032 class TrendLimit(object):
00033 def __init__(self,name,compare,limit):
00034 self.name =name
00035 self.limit =limit
00036 if compare is 'lt':
00037 self.add = 1
00038 elif compare is 'gt':
00039 self.add = -1
00040 else:
00041 raise TypeError("Comparison should be \'lt\' or \'gt\'")
00042
00043 def check(self, value):
00044 if cmp(value, self.limit) + self.add:
00045 return 'ok'
00046 else:
00047 return self.name
