Module: N::Relation

Includes:
CreateTime, Entity, Sequenced
Defined in:
lib/n/db/mixins.rb

Overview

Relation

Relations between entities.

gmosx: The oid is need in relations too, as a primary key. Another pk could be (pid, pclass, tid, tclass) but this is too big.

Instance Attribute Summary

Attributes included from Managed

#join_fields

Instance Method Summary collapse

Methods included from Sequenced

#initialize

Methods included from CreateTime

#initialize

Methods included from Entity

#__db_pk, #__db_pre_delete, #__db_pre_insert, #initialize, #to_i

Methods included from Managed

#__ancestors_classes, #__db_insert, #__db_pk, #__db_pre_delete, #__db_pre_insert, #__db_update, #__descendants_classes, eval_db_insert, eval_db_read_row, eval_db_update, eval_dbseq, eval_dbtable, #initialize

Instance Method Details

#set_parent(parent, klass = nil) ⇒ Object 



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# File 'lib/n/db/mixins.rb', line 109

def set_parent(parent, klass = nil)
	if parent.is_a?(Fixnum)
		@pid = parent
		@pclass = klass.to_s if klass
	else
		@pid = parent.oid
		@pclass = parent.class.to_s()
	end
end

#set_target(target, klass = nil) ⇒ Object 



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# File 'lib/n/db/mixins.rb', line 119

def set_target(target, klass = nil)
	if target.is_a?(Fixnum)
		@tid = target
		@tclass = klass.to_s if klass
	else
		@tid = target.oid
		@tclass = target.class.to_s()
	end
end