Class: Naplug::PerformanceData

Inherits:
Object
  • Object
show all
Defined in:
lib/naplug/performancedata.rb

Defined Under Namespace

Classes: InvalidField, MissingLabel, ThatIsNoHash

Constant Summary collapse

FIELDS =

label=value;[warn];;[min];

[:label, :value, :uom, :warn, :crit, :min, :max]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(tag) ⇒ PerformanceData

Returns a new instance of PerformanceData.



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# File 'lib/naplug/performancedata.rb', line 13

def initialize(tag)
  @tag = tag
  @data = Hash.new
end

Instance Attribute Details

#data ⇒ Object (readonly)

Returns the value of attribute data.



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# File 'lib/naplug/performancedata.rb', line 5

def data
  @data
end

#tag ⇒ Object (readonly)

Returns the value of attribute tag.



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# File 'lib/naplug/performancedata.rb', line 5

def tag
  @tag
end

Instance Method Details

#[](label) ⇒ Object Also known as: fetch 



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# File 'lib/naplug/performancedata.rb', line 33

def [](label)
  @data[label]
end

#[]=(label, value, args = {}) ⇒ Object Also known as: store

Raises:



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# File 'lib/naplug/performancedata.rb', line 25

def []=(label,value,args = {})
  raise ThatIsNoHash, 'hash of fields is not a hash' unless args.is_a? Hash
  args.keys.each { |field| raise InvalidField unless FIELDS.include? field }
  raise MissingLabel, 'missing label' unless label
  @data[label] = { :label => label, :value => value }.merge args
end

#delete(label) ⇒ Object 



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# File 'lib/naplug/performancedata.rb', line 38

def delete(label)
  @data.delete(label)
end

#fields ⇒ Object 



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# File 'lib/naplug/performancedata.rb', line 47

def fields
  FIELDS
end

#has_label?(label) ⇒ Boolean Also known as: include?

Returns:

  • (Boolean) 


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# File 'lib/naplug/performancedata.rb', line 42

def has_label?(label)
  @data.has_key? label
end

#to_s(label = nil) ⇒ Object 



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# File 'lib/naplug/performancedata.rb', line 18

def to_s(label = nil)
  label_ary = label.nil? ? @data.keys : [label]
  label_ary.map do |l|
    '%s=%s%s;%s;%s;%s;%s' % FIELDS.map { |k| @data[l][k] }
  end.join(' ').strip
end