Class: Ant::Storage::Datasource::Repository
- Inherits:
-
Object
- Object
- Ant::Storage::Datasource::Repository
- Includes:
- Exceptions
- Defined in:
- lib/ant/storage/datasource/repository.rb
Overview
Base class for repositories. The ID generator might get deprecated. It provides the interface for storing objects inside any persistance provider implemented. TODO: Find a better strategy for primary key handling.
Direct Known Subclasses
Instance Method Summary collapse
- #create(id = nil) ⇒ Object
- #create_initial_object(id) ⇒ Object
- #exist?(id) ⇒ Boolean
-
#initialize(id, id_generator) ⇒ Repository
constructor
A new instance of Repository.
Constructor Details
#initialize(id, id_generator) ⇒ Repository
Returns a new instance of Repository.
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# File 'lib/ant/storage/datasource/repository.rb', line 14 def initialize(id, id_generator) @id = id @id_generator = id_generator end |
Instance Method Details
#create(id = nil) ⇒ Object
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# File 'lib/ant/storage/datasource/repository.rb', line 25 def create(id = nil) data = create_initial_object(id) existent = exist?(data[@id]) raise(ObjectAlreadyExists.new(data[@id], existent)) if existent create_(data) end |
#create_initial_object(id) ⇒ Object
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# File 'lib/ant/storage/datasource/repository.rb', line 19 def create_initial_object(id) object = { @id => @id_generator.call(id, @id) } object.merge!(id) if id.is_a?(Hash) object end |
#exist?(id) ⇒ Boolean
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# File 'lib/ant/storage/datasource/repository.rb', line 33 def exist?(id) get(id) rescue ObjectNotFound nil end |