Class: ActiveObject::Associations::HasManyAssociation::Collection

Inherits:
Object
  • Object
show all
Defined in:
lib/active_object/associations.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Collection

Returns a new instance of Collection.



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# File 'lib/active_object/associations.rb', line 73

def initialize()
  @objects = []
end

Instance Method Details

#append(object) ⇒ Object

添加一个关联对象



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# File 'lib/active_object/associations.rb', line 90

def append(object)
  @objects << object
end

#clear ⇒ Object 



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# File 'lib/active_object/associations.rb', line 108

def clear
  @objects.clear
end

#delete(object) ⇒ Object

删除一个关联对象



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# File 'lib/active_object/associations.rb', line 100

def delete(object)
  @objects.delete(object)
end

#each ⇒ Object

遍历关联对象集合



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# File 'lib/active_object/associations.rb', line 77

def each
  @objects.each do |object|
    yield object
  end
end

#each_with_index ⇒ Object 



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# File 'lib/active_object/associations.rb', line 83

def each_with_index
  @objects.each_with_index do |object,index|
    yield object,index
  end
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_object/associations.rb', line 112

def empty?
  @objects.empty?
end

#insert(index, object) ⇒ Object

插入一个关联对象



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# File 'lib/active_object/associations.rb', line 95

def insert(index,object)
  @objects.insert(index,object)
end

#object_ids ⇒ Object 



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# File 'lib/active_object/associations.rb', line 116

def object_ids
  @objects.collect{|object| object.id}
end

#objects ⇒ Object 



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# File 'lib/active_object/associations.rb', line 120

def objects
  @objects
end

#size ⇒ Object 



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# File 'lib/active_object/associations.rb', line 104

def size
  @objects.size
end