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# included so we can test object types
require_relative '../../puppet'
require_relative '../../puppet/network/format_support'
# A class for handling metrics. This is currently ridiculously hackish.
class Puppet::Util::Metric
include Puppet::Util::PsychSupport
include Puppet::Network::FormatSupport
attr_accessor :type, :name, :value, :label
attr_writer :values
def self.from_data_hash(data)
metric = allocate
metric.initialize_from_hash(data)
metric
end
def initialize_from_hash(data)
@name = data['name']
@label = data['label'] || self.class.labelize(@name)
@values = data['values']
end
def to_data_hash
{
'name' => @name,
'label' => @label,
'values' => @values
}
end
# Return a specific value
def [](name)
value = @values.find { |v| v[0] == name }
if value
return value[2]
else
return 0
end
end
def initialize(name,label = nil)
@name = name.to_s
@label = label || self.class.labelize(name)
@values = []
end
def newvalue(name,value,label = nil)
raise ArgumentError.new("metric name #{name.inspect} is not a string") unless name.is_a? String
label ||= self.class.labelize(name)
@values.push [name,label,value]
end
def values
@values.sort_by { |a| a[1] }
end
# Convert a name into a label.
def self.labelize(name)
name.to_s.capitalize.tr("_", " ")
end
end
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