class Fluent::Plugin::LocalStorage

def load
  return if @on_memory
  return unless File.exist?(@path)
  begin
    json_string = open(@path, 'r:utf-8'){ |io| io.read }
    json = Yajl::Parser.parse(json_string)
    unless json.is_a?(Hash)
      log.error "broken content for plugin storage (Hash required: ignored)", type: json.class
      log.debug "broken content", content: json_string
      return
    end
    @store = json
  rescue => e
    log.error "failed to load data for plugin storage from file", path: @path, error: e
  end
end