Class: Fluent::TextFormatter::TextToJsonFormatter

Inherits:
Formatter
  • Object
show all
Defined in:
lib/fluent/plugin/formatter_text_to_json.rb

Instance Method Summary collapse

Instance Method Details

#configure(conf) ⇒ Object 



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# File 'lib/fluent/plugin/formatter_text_to_json.rb', line 12

def configure(conf)
  super
  @fields = @json_field.split(",").map{|field| "\"" + field + "\""}
end

#format(tag, time, record) ⇒ Object 



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# File 'lib/fluent/plugin/formatter_text_to_json.rb', line 17

def format(tag, time, record)
 
  tmp_field = record.values.join("").split(@field_splitter)
  
  tmp_field[1] = @field_splitter + tmp_field[1]
  

  #sdr parameters to json format
  tmp_field[0] = tmp_field[0].split("\\n")
  tmp_field[0] = tmp_field[0].map{|value| (value == "")? nil:value} # HBase plugin ignores nil values
  tmp_field[0] = tmp_field[0].map{|value| (value == nil)? nil:"\""+value+"\""}
  
  tmp_field[0] = @fields[2,14].zip(tmp_field[0])
  tmp_field[0] = tmp_field[0].map{|x| x.join(":")}.join(",")
  tmp_field[0] = "#{@fields[0]}:{ #{tmp_field[0]}}"
  

  #factor paramters to json format
  #Set factor ID as a second field's name
  head, *tail = tmp_field[1].split("\\n")
  haed = head.split("^|")
  head = head.map{|field| "\""+field+"\""}


  tail = tail.map{|values| values.split("^|")}

  new_tail = Array.new(head.length)
  
  for i in 0..head.length-1
  new_tail[i] = "\"" + tail.map{|values| values[i]}.join(",") + "\""
  end

  tmp_field[1] = "{" +  head.zip(new_tail).map{|field,value| field + ":" + value }.join(",") + "}"
  
  "{#{@fields[0]}:{#{tmp_field[0]}},#{@fields[1]}:{#{tmp_field[1]}}}"
  

end