Package Products :: Package ZenModel :: Module ValueChangeThreshold :: Class ValueChangeThresholdInstance

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Class ValueChangeThresholdInstance

     twisted.spread.pb.Copyable --+        
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   twisted.spread.pb.RemoteCopy --+        
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ThresholdInstance.ThresholdInstance --+    
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 ThresholdInstance.RRDThresholdInstance --+
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                                         ValueChangeThresholdInstance

Threshold that emits an event when a value changes from its previous value. Does not send clear events.

Instance Methods

__init__(self, id, context, dpNames, eventClass, severity)

source code

_checkImpl(self, dataPoint, value)

source code

_getDpKey(self, dp)

source code

Inherited from ThresholdInstance.RRDThresholdInstance: check, checkRaw, context, dataPoints, name

Inherited from ThresholdInstance.RRDThresholdInstance (private): _fetchLastValue, _getRRDType

Inherited from ThresholdInstance.ThresholdInstance: getGraphElements, key

Class Variables

Inherited from ThresholdInstance.ThresholdInstance: count

Method Details

init(self, id, context, dpNames, eventClass, severity)
(Constructor)

Overrides: ThresholdInstance.RRDThresholdInstance.__init__

_checkImpl(self, dataPoint, value)

Overrides: ThresholdInstance.RRDThresholdInstance._checkImpl