Class: CacheJSON::Adapters::Redis

Inherits:
Object
  • Object
show all
Defined in:
lib/cache_json/adapters/redis.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args:, options:) ⇒ Redis

Returns a new instance of Redis.



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# File 'lib/cache_json/adapters/redis.rb', line 9

def initialize(args:, options:)
  @args = args
  @options = options
end

Instance Attribute Details

#args ⇒ Object

Returns the value of attribute args.



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# File 'lib/cache_json/adapters/redis.rb', line 6

def args
  @args
end

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/cache_json/adapters/redis.rb', line 7

def options
  @options
end

Instance Method Details

#cache_expiring_soon? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cache_json/adapters/redis.rb', line 34

def cache_expiring_soon?
  $redis.ttl(full_key) < options[:refresh][:buffer].to_i
end

#cached_results ⇒ Object 



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# File 'lib/cache_json/adapters/redis.rb', line 14

def cached_results
  return @cached_results if @cached_results

  results_json = $redis.get(full_key)
  @cached_results = JSON.parse(results_json) if results_json
end

#cached_results=(results) ⇒ Object 



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# File 'lib/cache_json/adapters/redis.rb', line 21

def cached_results=(results)
  $redis.sadd(class_key, full_key)
  $redis.set(full_key, results.to_json)
  $redis.expire(full_key, options[:time_to_expire].to_i)
end

#clear_cache! ⇒ Object 



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# File 'lib/cache_json/adapters/redis.rb', line 27

def clear_cache!
  $redis.smembers(class_key).each do |key|
    $redis.del(key)
  end
  $redis.del(class_key)
end