Class: Cache

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

Constant Summary collapse

CACHE =

rubocop:disable Style/MutableConstant

{}
CACHE_TIMEOUT =

300 seconds

5 * 60
TIMEOUT_KEY = 
'last_access_time'.freeze
MUTEX = 
Mutex.new
CAPABILITIES =

Caching Keys

'capabilities'.freeze
COMMAND_EXECUTOR_URL = 
'command_executor_url'.freeze

Class Method Summary collapse

Class Method Details

.check_types(session_id, property) ⇒ Object

Raises:

  • (TypeError) 


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

def self.check_types(session_id, property)
  raise TypeError, 'Argument session_id should be string' unless session_id.is_a?(String)
  raise TypeError, 'Argument property should be string' unless property.is_a?(String)
end

.clear_cache! ⇒ Object 



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# File 'lib/cache.rb', line 35

def self.clear_cache!
  MUTEX.synchronize do
    CACHE.clear
  end
end

.get_cache(session_id, property) ⇒ Object 



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# File 'lib/cache.rb', line 26

def self.get_cache(session_id, property)
  check_types(session_id, property)
  MUTEX.synchronize do
    cleanup_cache
    session = CACHE[session_id] || {}
    session[property]
  end
end

.set_cache(session_id, property, value) ⇒ Object 



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# File 'lib/cache.rb', line 16

def self.set_cache(session_id, property, value)
  check_types(session_id, property)
  MUTEX.synchronize do
    session = CACHE[session_id] || {}
    session[TIMEOUT_KEY] = Time.now.to_f
    session[property] = value
    CACHE[session_id] = session
  end
end