Module: OData::Model::Persistence

Extended by:
ActiveSupport::Concern
Included in:
OData::Model
Defined in:
lib/odata/model/persistence.rb

Overview

The OData::Model::Persistence module encapsulates all the functionality specifically needed for OData::Model to persist data to and from the OData gem.

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#initialize(attr_values = {}) ⇒ Object

A simple initializer that just accepts a hash and sets any matching accessors with the supplied value



15
16
17
18
19
20
21
22
23
 
# File 'lib/odata/model/persistence.rb', line 15

def initialize(attr_values = {})
  attr_values.each do |attr_name, value|
    begin
      send("#{attr_name.to_sym}=", value)
    rescue NoMethodError
      next
    end
  end
end

#persisted? ⇒ Boolean

Returns whether the current instance has been persisted.

Returns:

  • (Boolean) 


27
28
29
30
31
32
33
34
 
# File 'lib/odata/model/persistence.rb', line 27

def persisted?
  if instance_variable_defined?(:@persisted)
    instance_variable_get(:@persisted)
  else
    instance_variable_set(:@persisted, false)
    instance_variable_get(:@persisted)
  end
end

#reload! ⇒ Object

Reload the model from OData



44
45
46
47
 
# File 'lib/odata/model/persistence.rb', line 44

def reload!
  # TODO reload OData entity
  #reset_changes
end

#save ⇒ Object

Save the current model.



37
38
39
40
41
 
# File 'lib/odata/model/persistence.rb', line 37

def save
  self.class.odata_service[odata_entity_set_name] << odata_entity
  instance_variable_set(:@persisted, true) unless odata_entity.any_errors?
  #changes_applied
end