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# Copyright 2011-2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file is
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
# ANY KIND, either express or implied. See the License for the specific
# language governing permissions and limitations under the License.
module AWS
class CloudWatch
# Statistics for a metric.
#
# This class is an enumerable collection of data points.
#
# ## Enumerating Statistics
#
# metric = CloudWatch::Metric.new('my/namepace', 'metric-name')
#
# stats = metric.statistics(
# :start_time => Time.now - 3600,
# :end_time => Time.now,
# :statistics => ['Average'])
#
# stats.label #=> 'some-label'
# stats.each do |datapoint|
# # datapoint is a hash
# end
#
# @see Core::Collection
#
class MetricStatistics
include Core::Collection::Simple
# @param [Metric] metric
# @param [String] label
# @param [Array<Hash>] datapoints
def initialize metric, label, datapoints
@metric = metric
@label = label
@datapoints = datapoints
end
# @return [Metric]
attr_reader :metric
# @return [String]
attr_reader :label
# @return [Array<Hash>]
attr_reader :datapoints
protected
def _each_item options = {}
datapoints.each do |point|
yield(point)
end
end
end
end
end
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