bazaar.assoc.BiDirList

Package bazaar :: Module assoc :: Class BiDirList

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Type BiDirList

               object --+        
                        |        
AssociationReferenceProxy --+    
                            |    
                         List --+
                                |
                               BiDirList

Known Subclasses:: BiDirManyToMany, OneToMany

Basic bi-directional one-to-many and many-to-many association descriptor.

Method Summary
	`append(self, obj, value)` Append referenced object to association and integrate association data.
	`integrateRemove(self, obj, value)` Integrate association data when referenced object is removed from association.
	`integrateSave(self, obj, value)` Integrate association data when referenced object is appended to association.
	`remove(self, obj, value)` Remove referenced object from association and integrate association data.
Inherited from List
	`__init__(self, col)` Create descriptor for one-to-many and many-to-many associations.
	`__get__(self, obj, cls)` Descriptor method to get iterator of referenced objects.
	`__set__(self, obj, value)` Assigning list of referenced objects is not implemented yet.
	`addAscData(self, pairs)` Add pair of application object's and referenced object's primary key values into database.
	`appendKey(self, okey, vkey)` Append referenced object relational data to association data.
	`contains(self, obj, value)` Check if object is referenced by application object.
	`delAscData(self, pairs)` Remove pair of application object's and referenced object's primary key values from database.
	`getAllKeys(self)` Return tuple of application object's and referenced object's primary key values.
	`iterObjects(self, obj)` Return iterator of all referenced objects by application object.
	`justRemove(self, obj, value)` Remove referenced object from association.
	`len(self, obj)` Return amount of all referenced objects by application object.
	`loadData(self)` Load association data from database.
	`reloadData(self, now)` Request reloading association relational data.
	`saveForeignKey(self, obj, vkey)` Save referenced object's primary key value.
	`update(self, obj)` Update in database relational data of association of given application object.
	`updateableAscData(self, obj, value)` Return pair of application object's and referenced object's primary key values.
Inherited from AssociationReferenceProxy
	`save(self, obj, value)` Assign referenced object.
Inherited from object
	`__delattr__(...)` x.__delattr__('name') <==> del x.name
	`__getattribute__(...)` x.__getattribute__('name') <==> x.name
	`__hash__(x)` x.__hash__() <==> hash(x)
	`__new__(T, S, ...)` T.__new__(S, ...) -> a new object with type S, a subtype of T
	`__reduce__(...)` helper for pickle
	`__reduce_ex__(...)` helper for pickle
	`__repr__(x)` x.__repr__() <==> repr(x)
	`__setattr__(...)` x.__setattr__('name', value) <==> x.name = value
	`__str__(x)` x.__str__() <==> str(x)

Instance Variable Summary
Inherited from List
	`appended`: Sets of referenced objects appended to association.
	`cache`: Association data cache - sets of referenced objects's primary key values per application object.
	`reload`: If true, then association data will be loaded from database.
	`removed`: Sets of referenced objects removed from association.
Inherited from AssociationReferenceProxy
	`association`: Referenced class' association object of bi-directional association.
	`broker`: Broker of application class.
	`col`: Application object's class attribute.
	`vbroker`: Broker of referenced application objects' class.

Method Details

append(self, obj, value)

Append referenced object to association and integrate association data.

Parameters:: obj - Application object.; value - Referenced object.

Overrides:: bazaar.assoc.List.append

integrateRemove(self, obj, value)

Integrate association data when referenced object is removed from association.

Parameters:: obj - Application object.; value - Referenced object.

integrateSave(self, obj, value)

Integrate association data when referenced object is appended to association.

remove(self, obj, value)

Remove referenced object from association and integrate association data.

Parameters:: obj - Application object.; value - Referenced object.

Overrides:: bazaar.assoc.List.remove

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