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# Web::Persistent::Store::DBM
# Copyright(c) 2002 MoonWolf <moonwolf@moonwolf.com>
require 'dbm'
module Web
class Persistent
module Store
class DBM
def initialize(persistent_id, options={})
@dir = options[:dir] || '/tmp'
@path = ::File.join(@dir, persistent_id)
@dbm = nil
end
def key_limit
64
end
def data_limit
960 # 1024 - 64(key)
end
def open
@dbm = ::DBM.open(@path)
end
def close
@dbm.close
@dbm = nil
end
def [](key)
@dbm[key]
end
def []=(key,value)
@dbm[key] = value
end
def has_key?(key)
@dbm.has_key?(key)
end
def delete(key)
@dbm.delete(key)
end
def keys
@dbm.keys
end
end # DBM
end # Store
end # Persistent
end # Web
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