Class | ActiveSupport::Cache::MemCacheStore |
In: |
vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb
|
Parent: | Store |
addresses | [R] |
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 16 16: def initialize(*addresses) 17: addresses = addresses.flatten 18: options = addresses.extract_options! 19: addresses = ["localhost"] if addresses.empty? 20: @addresses = addresses 21: @data = MemCache.new(addresses, options) 22: end
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 82 82: def clear 83: @data.flush_all 84: end
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 68 68: def decrement(key, amount = 1) 69: log("decrement", key, amount) 70: 71: response = data.decr(key, amount) 72: response == Response::NOT_FOUND ? nil : response 73: rescue MemCache::MemCacheError 74: nil 75: end
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 44 44: def delete(key, options = nil) 45: super 46: response = @data.delete(key, expires_in(options)) 47: response == Response::DELETED 48: rescue MemCache::MemCacheError => e 49: logger.error("MemCacheError (#{e}): #{e.message}") 50: false 51: end
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 77 77: def delete_matched(matcher, options = nil) 78: super 79: raise "Not supported by Memcache" 80: end
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 53 53: def exist?(key, options = nil) 54: # Doesn't call super, cause exist? in memcache is in fact a read 55: # But who cares? Reading is very fast anyway 56: !read(key, options).nil? 57: end
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 59 59: def increment(key, amount = 1) 60: log("incrementing", key, amount) 61: 62: response = @data.incr(key, amount) 63: response == Response::NOT_FOUND ? nil : response 64: rescue MemCache::MemCacheError 65: nil 66: end
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 24 24: def read(key, options = nil) 25: super 26: @data.get(key, raw?(options)) 27: rescue MemCache::MemCacheError => e 28: logger.error("MemCacheError (#{e}): #{e.message}") 29: nil 30: end
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 86 86: def stats 87: @data.stats 88: end
Set key = value. Pass :unless_exist => true if you don‘t want to update the cache if the key is already set.
# File vendor/rails/activesupport/lib/active_support/cache/mem_cache_store.rb, line 34 34: def write(key, value, options = nil) 35: super 36: method = options && options[:unless_exist] ? :add : :set 37: response = @data.send(method, key, value, expires_in(options), raw?(options)) 38: response == Response::STORED 39: rescue MemCache::MemCacheError => e 40: logger.error("MemCacheError (#{e}): #{e.message}") 41: false 42: end