Module: Neo4j::Rails::NodePersistence

Extended by:
TxMethods
Included in:
Model
Defined in:
lib/neo4j/rails/node_persistance.rb

Instance Method Summary (collapse)

Methods included from TxMethods

tx_methods

Instance Method Details

- (Object) create 



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# File 'lib/neo4j/rails/node_persistance.rb', line 12

def create
  node = Neo4j::Node.new
  init_on_load(node)
  Neo4j::IdentityMap.add(node, self)
  init_on_create
  write_changed_relationships
  clear_relationships
  true
end

- (Object) freeze_if_deleted 



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# File 'lib/neo4j/rails/node_persistance.rb', line 44

def freeze_if_deleted
  unless new_record?
    Neo4j::IdentityMap.remove_node_by_id(neo_id)
    unless self.class.load_entity(neo_id)
      set_deleted_properties
      freeze
    end
  end
end

- (Object) initialize(attributes = nil) 



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# File 'lib/neo4j/rails/node_persistance.rb', line 6

def initialize(attributes = nil)
  initialize_relationships
  initialize_attributes(attributes)
end

- (Object) reload(options = nil)

Reload the object from the DB



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# File 'lib/neo4j/rails/node_persistance.rb', line 30

def reload(options = nil)
  # Can't reload a none persisted node
  return self if new_record?
  clear_changes
  clear_relationships
  clear_composition_cache
  reset_attributes
  unless reload_from_database
    set_deleted_properties
    freeze
  end
  self
end

- (Object) reload_from_database 



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# File 'lib/neo4j/rails/node_persistance.rb', line 54

def reload_from_database
  Neo4j::IdentityMap.remove_node_by_id(neo_id)
  if reloaded = self.class.load_entity(neo_id)
    send(:attributes=, reloaded.attributes, false)
  end
  reloaded
end

- (Object) update 



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# File 'lib/neo4j/rails/node_persistance.rb', line 22

def update
  super
  write_changed_relationships
  clear_relationships
  true
end