Class: Basket::BackendAdapter::MemoryBackend

Inherits:
Basket::BackendAdapter show all
Defined in:
lib/basket/backend_adapter/memory_backend.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ MemoryBackend

Returns a new instance of MemoryBackend.



4
5
6
 
# File 'lib/basket/backend_adapter/memory_backend.rb', line 4

def initialize
  @data = {}
end

Instance Attribute Details

#data ⇒ Object (readonly)

Returns the value of attribute data.



8
9
10
 
# File 'lib/basket/backend_adapter/memory_backend.rb', line 8

def data
  @data
end

Instance Method Details

#clear(queue) ⇒ Object 



36
37
38
 
# File 'lib/basket/backend_adapter/memory_backend.rb', line 36

def clear(queue)
  @data[queue] = []
end

#length(queue) ⇒ Object 



15
16
17
18
19
 
# File 'lib/basket/backend_adapter/memory_backend.rb', line 15

def length(queue)
  return 0 if @data[queue].nil?

  @data[queue].length
end

#push(queue, data) ⇒ Object 



10
11
12
13
 
# File 'lib/basket/backend_adapter/memory_backend.rb', line 10

def push(queue, data)
  @data[queue] = [] if @data[queue].nil?
  @data[queue] <<= data
end

#read(queue) ⇒ Object 



21
22
23
 
# File 'lib/basket/backend_adapter/memory_backend.rb', line 21

def read(queue)
  @data[queue]
end

#remove(queue, id) ⇒ Object 



29
30
31
32
33
34
 
# File 'lib/basket/backend_adapter/memory_backend.rb', line 29

def remove(queue, id)
  index_of_element_to_delete = @data[queue].index { |element| element.id == id }
  @data[queue].delete_at(index_of_element_to_delete)
rescue
  nil
end

#search(queue, &block) ⇒ Object 



25
26
27
 
# File 'lib/basket/backend_adapter/memory_backend.rb', line 25

def search(queue, &block)
  @data[queue].select { |element| block.call(element.data) }
end