Class: Heroku::Conn::Cache

Inherits:
Object
  • Object
show all
Defined in:
lib/heroku/conn/cache.rb

Defined Under Namespace

Classes: CachePair

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Cache

Returns a new instance of Cache.



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# File 'lib/heroku/conn/cache.rb', line 6

def initialize()
  @response_cache = {}
  @etag_pointers  = {}
end

Instance Method Details

#fetch(r_type, etag) ⇒ Object 



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# File 'lib/heroku/conn/cache.rb', line 26

def fetch(r_type, etag)
  Heroku::Properties.logger.info("[#{r_type} Cache] Fetching #{etag}")
  pair(r_type).etag[etag]
end

#put(r_type, new_etag, json) ⇒ Object 



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# File 'lib/heroku/conn/cache.rb', line 11

def put(r_type, new_etag, json)
  pair        = pair(r_type)
  key         = key(json)
  old_etag, _ = pair.response[key]
  record      = [new_etag, json]

  Heroku::Properties.logger.debug("[#{r_type} Cache] Caching #{key}    #{new_etag}")
  Heroku::Properties.logger.debug("[#{r_type} Cache] Dissociating tag: #{old_etag}")

  pair.etag.delete(old_etag)
  pair.response[key]  = record
  pair.etag[new_etag] = record
  record
end