CIM14/IEC61970/Meas/MeasurementValueSource.py

   1 # Copyright (C) 2010-2011 Richard Lincoln
   2 #
   3 # Permission is hereby granted, free of charge, to any person obtaining a copy
   4 # of this software and associated documentation files (the "Software"), to
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   7 # sell copies of the Software, and to permit persons to whom the Software is
   8 # furnished to do so, subject to the following conditions:
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  10 # The above copyright notice and this permission notice shall be included in
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  12 #
  13 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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  19 # IN THE SOFTWARE.
  20
  21 from CIM14.IEC61970.Core.IdentifiedObject import IdentifiedObject
  22
  23 class MeasurementValueSource(IdentifiedObject):
  24     """MeasurementValueSource describes the alternative sources updating a MeasurementValue. User conventions for how to use the MeasurementValueSource attributes are described in the introduction to IEC 61970-301.
  25     """
  26
  27     def __init__(self, MeasurementValues=None, *args, **kw_args):
  28         """Initialises a new 'MeasurementValueSource' instance.
  29
  30         @param MeasurementValues: The MeasurementValues updated by the source
  31         """
  32         self._MeasurementValues = []
  33         self.MeasurementValues = [] if MeasurementValues is None else MeasurementValues
  34
  35         super(MeasurementValueSource, self).__init__(*args, **kw_args)
  36
  37     _attrs = []
  38     _attr_types = {}
  39     _defaults = {}
  40     _enums = {}
  41     _refs = ["MeasurementValues"]
  42     _many_refs = ["MeasurementValues"]
  43
  44     def getMeasurementValues(self):
  45         """The MeasurementValues updated by the source
  46         """
  47         return self._MeasurementValues
  48
  49     def setMeasurementValues(self, value):
  50         for x in self._MeasurementValues:
  51             x.MeasurementValueSource = None
  52         for y in value:
  53             y._MeasurementValueSource = self
  54         self._MeasurementValues = value
  55
  56     MeasurementValues = property(getMeasurementValues, setMeasurementValues)
  57
  58     def addMeasurementValues(self, *MeasurementValues):
  59         for obj in MeasurementValues:
  60             obj.MeasurementValueSource = self
  61
  62     def removeMeasurementValues(self, *MeasurementValues):
  63         for obj in MeasurementValues:
  64             obj.MeasurementValueSource = None
  65