Class: Cistern::Data::Redis

Inherits:
Object
  • Object
show all
Defined in:
lib/cistern/data/redis.rb

Class Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}, &block) ⇒ Redis

Returns a new instance of Redis.



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# File 'lib/cistern/data/redis.rb', line 18

def initialize(options = {}, &block)
  @client  = options[:client] || ::Redis.new
  @default = block
end

Class Attribute Details

.marshal ⇒ Object 



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# File 'lib/cistern/data/redis.rb', line 4

def self.marshal
  @marshal ||= begin
                 require 'multi_json'
                 MultiJson
               rescue LoadError
                 require 'json'
                 ::JSON
               end
end

Instance Method Details

#clear ⇒ Object 



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# File 'lib/cistern/data/redis.rb', line 23

def clear
  unless (keys = client.keys('*')).empty?
    client.del(*keys)
  end
end

#fetch(key, *args) ⇒ Object Also known as: [] 



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# File 'lib/cistern/data/redis.rb', line 37

def fetch(key, *args)
  assign_default(key)

  Cistern::Data::Redis.marshal.load(client.get(key, *args))
end

#store(key, value, *args) ⇒ Object Also known as: []= 



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# File 'lib/cistern/data/redis.rb', line 29

def store(key, value, *args)
  assign_default(key)

  client.set(key, Cistern::Data::Redis.marshal.dump(value), *args)
end