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author | Emilio Tagua <miloops@gmail.com> | 2011-02-15 12:01:04 -0300 |
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committer | Emilio Tagua <miloops@gmail.com> | 2011-02-15 12:01:04 -0300 |
commit | 8ee0b4414890f919594c1a388d987b5b7364a505 (patch) | |
tree | 6c6c6aa19da0eb8066d2f0b9b02b08f2cc696c29 /activerecord/lib/active_record/locking | |
parent | 348c0ec7c656b3691aa4e687565d28259ca0f693 (diff) | |
parent | c9f1ab5365319e087e1b010a3f90626a2b8f080b (diff) | |
download | rails-8ee0b4414890f919594c1a388d987b5b7364a505.tar.gz rails-8ee0b4414890f919594c1a388d987b5b7364a505.tar.bz2 rails-8ee0b4414890f919594c1a388d987b5b7364a505.zip |
Merge remote branch 'rails/master' into identity_map
Conflicts:
activerecord/examples/performance.rb
activerecord/lib/active_record/association_preload.rb
activerecord/lib/active_record/associations.rb
activerecord/lib/active_record/associations/association_proxy.rb
activerecord/lib/active_record/autosave_association.rb
activerecord/lib/active_record/base.rb
activerecord/lib/active_record/nested_attributes.rb
activerecord/test/cases/relations_test.rb
Diffstat (limited to 'activerecord/lib/active_record/locking')
-rw-r--r-- | activerecord/lib/active_record/locking/optimistic.rb | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/activerecord/lib/active_record/locking/optimistic.rb b/activerecord/lib/active_record/locking/optimistic.rb index e5065de7fb..6b2b1ebafe 100644 --- a/activerecord/lib/active_record/locking/optimistic.rb +++ b/activerecord/lib/active_record/locking/optimistic.rb @@ -58,6 +58,12 @@ module ActiveRecord end private + def increment_lock + lock_col = self.class.locking_column + previous_lock_value = send(lock_col).to_i + send(lock_col + '=', previous_lock_value + 1) + end + def attributes_from_column_definition result = super @@ -78,8 +84,8 @@ module ActiveRecord return 0 if attribute_names.empty? lock_col = self.class.locking_column - previous_value = send(lock_col).to_i - send(lock_col + '=', previous_value + 1) + previous_lock_value = send(lock_col).to_i + increment_lock attribute_names += [lock_col] attribute_names.uniq! @@ -89,7 +95,7 @@ module ActiveRecord stmt = relation.where( relation.table[self.class.primary_key].eq(quoted_id).and( - relation.table[lock_col].eq(quote_value(previous_value)) + relation.table[lock_col].eq(quote_value(previous_lock_value)) ) ).arel.compile_update(arel_attributes_values(false, false, attribute_names)) @@ -103,7 +109,7 @@ module ActiveRecord # If something went wrong, revert the version. rescue Exception - send(lock_col + '=', previous_value) + send(lock_col + '=', previous_lock_value) raise end end |