Class: CoreData::DataModel::Relationship

Inherits:
Object
  • Object
show all
Defined in:
lib/core_data/data_model/relationship.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(relationship) ⇒ Relationship

Returns a new instance of Relationship.

Raises:

  • (ArgumentError) 


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# File 'lib/core_data/data_model/relationship.rb', line 6

def initialize(relationship)
  raise ArgumentError unless ::Nokogiri::XML::Element === relationship

  @name = relationship['name']
  @destination = relationship['destinationEntity']
  @inverse = relationship['inverseName']
  @deletion_rule = relationship['deletionRule'].downcase.to_sym

  @min_count = relationship['minCount'].to_i
  @max_count = relationship['maxCount'].to_i

  @to_many = relationship['toMany'] == "YES"
  @optional = relationship['optional'] == "YES"
  @syncable = relationship['syncable'] == "YES"
  @ordered = relationship['ordered'] == "YES"
end

Instance Attribute Details

#deletion_rule ⇒ Object (readonly)

Returns the value of attribute deletion_rule.



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# File 'lib/core_data/data_model/relationship.rb', line 4

def deletion_rule
  @deletion_rule
end

#destination ⇒ Object (readonly)

Returns the value of attribute destination.



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# File 'lib/core_data/data_model/relationship.rb', line 4

def destination
  @destination
end

#inverse ⇒ Object (readonly)

Returns the value of attribute inverse.



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# File 'lib/core_data/data_model/relationship.rb', line 4

def inverse
  @inverse
end

#max_count ⇒ Object (readonly)

Returns the value of attribute max_count.



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# File 'lib/core_data/data_model/relationship.rb', line 4

def max_count
  @max_count
end

#min_count ⇒ Object (readonly)

Returns the value of attribute min_count.



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# File 'lib/core_data/data_model/relationship.rb', line 4

def min_count
  @min_count
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/core_data/data_model/relationship.rb', line 4

def name
  @name
end

Instance Method Details

#ordered? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/core_data/data_model/relationship.rb', line 35

def ordered?
  @ordered
end

#to_many? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/core_data/data_model/relationship.rb', line 27

def to_many?
  !!@to_many
end

#to_one? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/core_data/data_model/relationship.rb', line 31

def to_one?
  !to_many?
end

#to_s ⇒ Object 



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# File 'lib/core_data/data_model/relationship.rb', line 23

def to_s
  @name
end