Class: Apollo::Cache::BaseCache

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

Direct Known Subclasses

MemcachedCache, MemoryCache, MongoCache, NullCache

Instance Method Summary collapse

Instance Method Details

#clear ⇒ Object

Clear cache



52
53
54
 
# File 'lib/apollo_crawler/cache/base_cache.rb', line 52

def clear
	return
end

#contains(key) ⇒ Object

Check if cache contains specified key



42
43
44
 
# File 'lib/apollo_crawler/cache/base_cache.rb', line 42

def contains(key)
	return false
end

#get(key, *args) ⇒ Object

Get value associated with key from cache



25
26
27
28
29
30
31
32
33
 
# File 'lib/apollo_crawler/cache/base_cache.rb', line 25

def get(key, *args)

	# Not found, Create, cache and return
	if block_given?
		res = yield args
	end
	
	return res
end

#invalidate(key) ⇒ Object

Invalidate key/value pair



47
48
49
 
# File 'lib/apollo_crawler/cache/base_cache.rb', line 47

def invalidate(key)
	return true
end

#set(key, value) ⇒ Object

Set value associated with key Return cached value



37
38
39
 
# File 'lib/apollo_crawler/cache/base_cache.rb', line 37

def set(key, value)
	return value
end