Class: Taupe::Cache::RedisDriver

Inherits:
Object
  • Object
show all
Defined in:
lib/taupe/cache/redis.rb

Overview

Redis cache driver

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dsn) ⇒ RedisDriver

Constructor

Parameters:

  • dsn (Hash) —

    The data source name



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# File 'lib/taupe/cache/redis.rb', line 15

def initialize(dsn)
  @connection = Redis.new dsn
end

Instance Attribute Details

#connection ⇒ Object

Accessors



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# File 'lib/taupe/cache/redis.rb', line 11

def connection
  @connection
end

Instance Method Details

#delete(key) ⇒ Object

Delete a key

Parameters:

  • key (String) —

    The key to delete



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# File 'lib/taupe/cache/redis.rb', line 36

def delete(key)
  @connection.del key
end

#get(key) ⇒ Object

Get a cache entry

Parameters:

  • key (String) —

    The key to retrieve

Returns:

  • (Object) 


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# File 'lib/taupe/cache/redis.rb', line 22

def get(key)
  @connection.hgetall(key).symbolize_keys
end

#set(key, value) ⇒ Object

Set a cache entry

Parameters:

  • key (String) —

    The key to set

  • value (Object) —

    The value



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# File 'lib/taupe/cache/redis.rb', line 29

def set(key, value)
  fail 'Only HASH values are supported' unless value.is_a?(Hash)
  @connection.mapped_hmset key, value
end