Class: Fluent::TextParser::JSONParser

Inherits:
Parser
  • Object
show all
Defined in:
lib/fluent/parser.rb

Constant Summary

Constants included from Configurable

Configurable::CONFIG_TYPE_REGISTRY

Instance Attribute Summary

Attributes inherited from Parser

#estimate_current_event

Instance Method Summary collapse

Methods inherited from Parser

#call, #initialize

Methods included from Configurable

#config, included, #initialize, lookup_type, register_type

Constructor Details

This class inherits a constructor from Fluent::Parser

Instance Method Details

#configure(conf) ⇒ Object 



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# File 'lib/fluent/parser.rb', line 252

def configure(conf)
  super

  unless @time_format.nil?
    @time_parser = TimeParser.new(@time_format)
    @mutex = Mutex.new
  end

  begin
    raise LoadError unless @json_parser == 'oj'
    require 'oj'
    Oj.default_options = {bigdecimal_load: :float}
    @load_proc = Oj.method(:load)
    @error_class = Oj::ParseError
  rescue LoadError
    @load_proc = Yajl.method(:load)
    @error_class = Yajl::ParseError
  end
end

#parse(text) ⇒ Object 



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# File 'lib/fluent/parser.rb', line 272

def parse(text)
  record = @load_proc.call(text)

  value = @keep_time_key ? record[@time_key] : record.delete(@time_key)
  if value
    if @time_format
      time = @mutex.synchronize { @time_parser.parse(value) }
    else
      begin
        time = value.to_i
      rescue => e
        raise ParserError, "invalid time value: value = #{value}, error_class = #{e.class.name}, error = #{e.message}"
      end
    end
  else
    if @estimate_current_event
      time = Engine.now
    else
      time = nil
    end
  end

  if block_given?
    yield time, record
  else
    return time, record
  end
rescue @error_class
  if block_given?
    yield nil, nil
  else
    return nil, nil
  end
end