Class: Juvet::Adapters::RedisAdapter

Inherits:
Object
  • Object
show all
Defined in:
lib/juvet/adapters/redis_adapter.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(collection, options = {}) ⇒ RedisAdapter

Returns a new instance of RedisAdapter.



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# File 'lib/juvet/adapters/redis_adapter.rb', line 9

def initialize(collection, options={})
  @collection = collection
  @redis = Redis.new options
end

Instance Attribute Details

#collection ⇒ Object (readonly)

Returns the value of attribute collection.



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# File 'lib/juvet/adapters/redis_adapter.rb', line 7

def collection
  @collection
end

#redis ⇒ Object (readonly)

Returns the value of attribute redis.



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# File 'lib/juvet/adapters/redis_adapter.rb', line 7

def redis
  @redis
end

Instance Method Details

#create(entity) ⇒ Object 



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# File 'lib/juvet/adapters/redis_adapter.rb', line 14

def create(entity)
  update_attributes entity
end

#destroy(id) ⇒ Object 



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# File 'lib/juvet/adapters/redis_adapter.rb', line 18

def destroy(id)
  redis.del collection_key(id)
end

#find(id) ⇒ Object 



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# File 'lib/juvet/adapters/redis_adapter.rb', line 22

def find(id)
  attributes = redis.get(collection_key(id))
  return nil if attributes.nil?
  collection.entity.new ({ id: id }).merge(JSON.load(attributes))
end

#persist(entity) ⇒ Object 



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# File 'lib/juvet/adapters/redis_adapter.rb', line 28

def persist(entity)
  find(entity.id).nil? ? create(entity) : update_attributes(entity)
end

#update(entity) ⇒ Object

Raises:



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# File 'lib/juvet/adapters/redis_adapter.rb', line 32

def update(entity)
  raise EntityNotFoundError if find(entity.id).nil?
  update_attributes entity
end