Class: ThinpXML::ParseDetail::Listener

Inherits:
Object
  • Object
show all
Includes:
REXML::StreamListener, Base::ListenerUtils
Defined in:
lib/thinp_xml/thinp/parse.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Base::ListenerUtils

#get_fields, #text, #to_hash

Constructor Details

#initialize ⇒ Listener

Returns a new instance of Listener.



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# File 'lib/thinp_xml/thinp/parse.rb', line 19

def initialize
  @metadata = Metadata.new(nil, Array.new)
end

Instance Attribute Details

#metadata ⇒ Object (readonly)

Returns the value of attribute metadata.



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# File 'lib/thinp_xml/thinp/parse.rb', line 17

def metadata
  @metadata
end

Instance Method Details

#tag_end(tag) ⇒ Object 



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# File 'lib/thinp_xml/thinp/parse.rb', line 47

def tag_end(tag)
end

#tag_start(tag, args) ⇒ Object 



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# File 'lib/thinp_xml/thinp/parse.rb', line 24

def tag_start(tag, args)
  attr = to_hash(args)

  case tag
  when 'superblock'
    @metadata.superblock = Superblock.new(*get_fields(attr, SUPERBLOCK_FIELDS))

  when 'device'
    attr[:mappings] = Array.new
    @current_device = Device.new(*get_fields(attr, DEVICE_FIELDS))
    @metadata.devices << @current_device

  when 'single_mapping'
    @current_device.mappings << Mapping.new(attr[:origin_block].to_i, attr[:data_block].to_i, 1, attr[:time])

  when 'range_mapping'
    @current_device.mappings << Mapping.new(*get_fields(attr, MAPPING_FIELDS))

  else
    raise "unhandled tag '#{tag} #{attr.map {|x| x.inspect}.join(', ')}'"
  end
end