Class: Hypertube::Core::ReferenceCache::ReferencesCache

Inherits:
Object
  • Object
show all
Defined in:
lib/hypertube-ruby-sdk/core/reference_cache/references_cache.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ReferencesCache

Returns a new instance of ReferencesCache.



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# File 'lib/hypertube-ruby-sdk/core/reference_cache/references_cache.rb', line 14

def initialize
  @references_cache = {}
  @mutex = Mutex.new
end

Class Method Details

.instance ⇒ Object 



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# File 'lib/hypertube-ruby-sdk/core/reference_cache/references_cache.rb', line 7

def self.instance
  @mutex ||= Mutex.new
  @mutex.synchronize do
    @instance ||= new
  end
end

Instance Method Details

#cache_reference(object_reference) ⇒ Object 



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# File 'lib/hypertube-ruby-sdk/core/reference_cache/references_cache.rb', line 19

def cache_reference(object_reference)
  uuid_ = generate_uuid
  @mutex.synchronize do
    @references_cache[uuid_] = object_reference
  end
  uuid_
end

#delete_reference(guid) ⇒ Object 



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# File 'lib/hypertube-ruby-sdk/core/reference_cache/references_cache.rb', line 35

def delete_reference(guid)
  return false if guid.nil?

  @mutex.synchronize do
    return false unless @references_cache.key?(guid)

    @references_cache.delete(guid)
    true
  end
end

#resolve_reference(guid) ⇒ Object 



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# File 'lib/hypertube-ruby-sdk/core/reference_cache/references_cache.rb', line 27

def resolve_reference(guid)
  @mutex.synchronize do
    raise "Unable to resolve reference with id: #{guid}" if @references_cache[guid].nil?

    @references_cache[guid]
  end
end