Object
Redis backend @api public
@param [Hash] options @option options [Integer] :expires Default expiration time @option options [::Redis] :backend Use existing backend instance @option options Other options passed to `Redis#new`
# File lib/moneta/adapters/redis.rb, line 18 def initialize(options = {}) self.default_expires = options.delete(:expires) @backend = options[:backend] || ::Redis.new(options) end
(see Proxy#clear)
# File lib/moneta/adapters/redis.rb, line 69 def clear(options = {}) @backend.flushdb self end
(see Proxy#close)
# File lib/moneta/adapters/redis.rb, line 85 def close @backend.quit nil end
(see Defaults#create)
# File lib/moneta/adapters/redis.rb, line 75 def create(key, value, options = {}) if @backend.setnx(key, value) update_expires(key, options) true else false end end
(see Proxy#delete)
# File lib/moneta/adapters/redis.rb, line 54 def delete(key, options = {}) if value = load(key, options) @backend.del(key) value end end
(see Proxy#increment)
# File lib/moneta/adapters/redis.rb, line 62 def increment(key, amount = 1, options = {}) value = @backend.incrby(key, amount) update_expires(key, options) value end
(see Proxy#key?)
This method considers false and 0 as "no-expire" and every positive number as a time to live in seconds.
# File lib/moneta/adapters/redis.rb, line 27 def key?(key, options = {}) if @backend.exists(key) update_expires(key, options, nil) true else false end end
(see Proxy#load)
# File lib/moneta/adapters/redis.rb, line 37 def load(key, options = {}) value = @backend.get(key) update_expires(key, options, nil) value end
(see Proxy#store)
# File lib/moneta/adapters/redis.rb, line 44 def store(key, value, options = {}) if expires = expires_value(options) @backend.setex(key, expires, value) else @backend.set(key, value) end value end
# File lib/moneta/adapters/redis.rb, line 92 def update_expires(key, options, default = @default_expires) case expires = expires_value(options, default) when false @backend.persist(key) when Numeric @backend.expire(key, expires) end end
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