Sha256: fdf46672839816b0ee92f6a47315c36a2477d10d8a2fdfcf02486fb0a12ebdd2
Contents?: true
Size: 1.18 KB
Versions: 19
Compression:
Stored size: 1.18 KB
Contents
require "set"
require "fileutils"
require "libcache"
class DefaultCache < Cache
attr_accessor :logger
def initialize(logger = nil)
if logger != nil
@logger = logger
else
@logger = Logger.new(STDOUT)
end
@keys = Set[]
@capacity = 10 * 1000
lambda = lambda { |*key| @logger.debug "Retrieved #{key}" }
@in_memory = CacheBuilder.with(Cache)
.set_max(@capacity)
.set_post_get(lambda)
.build
end
def verify
@in_memory != nil && @capacity > 0
end
def set(key, value)
begin
@in_memory.put(key, value)
rescue ArgumentError => e
@logger.error "ERROR: " + e.to_s
raise "Invalid arguments passed to the 'set' method: key='" + key.to_s + "', value='" + value.to_s + "'"
end
end
def get(key)
value = @in_memory.get(key)
value
end
def delete(key)
if key == nil
raise "Key is nil"
end
if @in_memory.exists?(key)
@in_memory.invalidate(key)
end
@keys.delete(key)
end
def keys
@keys
end
private
def directory_exists?(directory)
File.directory?(directory)
end
end
Version data entries
19 entries across 19 versions & 1 rubygems