63 lines
1.4 KiB
Python
63 lines
1.4 KiB
Python
class Metric(object):
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def getValue(self):
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return 0
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class CounterMetric(Metric):
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def __init__(self):
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self.counter = 0
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def inc(self, increment=1):
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self.counter += increment
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def getValue(self):
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return {
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"count": self.counter,
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}
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class DirectMetric(Metric):
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def __init__(self, getter):
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self.getter = getter
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def getValue(self):
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return self.getter()
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class Metrics(object):
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sharedInstance = None
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@staticmethod
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def getSharedInstance():
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if Metrics.sharedInstance is None:
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Metrics.sharedInstance = Metrics()
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return Metrics.sharedInstance
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def __init__(self):
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self.metrics = {}
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def addMetric(self, name, metric):
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self.metrics[name] = metric
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def hasMetric(self, name):
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return name in self.metrics
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def getMetric(self, name):
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if not self.hasMetric(name):
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return None
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return self.metrics[name]
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def getMetrics(self):
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result = {}
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for (key, metric) in self.metrics.items():
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partial = result
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keys = key.split(".")
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for keypart in keys[0:-1]:
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if not keypart in partial:
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partial[keypart] = {}
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partial = partial[keypart]
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partial[keys[-1]] = metric.getValue()
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return result
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