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revision 1.17 by wakaba, Mon Sep 21 07:30:30 2009 UTC revision 1.19 by wakaba, Mon Sep 21 09:30:37 2009 UTC
# Line 1  Line 1 
1  2009-09-21  Wakaba  <wakaba@suika.fam.cx>  2009-09-21  Wakaba  <wakaba@suika.fam.cx>
2    
3            * Repository.pm (weight_lock, weight_unlock): New methods.
4            (term_weight_vector, save_term_weight_vector): Changed to use
5            global props to save the term weight vector.
6    
7    2009-09-21  Wakaba  <wakaba@suika.fam.cx>
8    
9            * Document.pm (repo, prop_untainted, untainted_prop, save_prop,
10            locked): New method.  Introduced the concept of "tainted" such
11            that we can access to the property in the locked code fragment
12            without being afraid to update the property using old values.
13            (get_or_create_graph_node): Updated to utilize |prop| family of
14            method with locks.
15    
16            * Graph.pm (repo, lock, unlock): New methods.
17            (add_nodes, create_node, schelling_update): Locks the database
18            before the modifications.
19    
20            * Repository.pm (graph, get_document_by_id): New methods.
21    
22            * Node.pm (repo): New method.
23    
24    2009-09-21  Wakaba  <wakaba@suika.fam.cx>
25    
26          * Document.pm (lock): Changed to use the $db->id_lock method to          * Document.pm (lock): Changed to use the $db->id_lock method to
27          obtain the lock object.          obtain the lock object.
28    
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