diff options
Diffstat (limited to 'activerecord/lib/active_record')
-rw-r--r-- | activerecord/lib/active_record/identity_map.rb | 8 | ||||
-rw-r--r-- | activerecord/lib/active_record/inheritance.rb | 25 |
2 files changed, 23 insertions, 10 deletions
diff --git a/activerecord/lib/active_record/identity_map.rb b/activerecord/lib/active_record/identity_map.rb index 680d9ffea0..b1da547142 100644 --- a/activerecord/lib/active_record/identity_map.rb +++ b/activerecord/lib/active_record/identity_map.rb @@ -90,7 +90,7 @@ module ActiveRecord end def add(record) - repository[record.class.symbolized_sti_name][record.id] = record + repository[record.class.symbolized_sti_name][record.id] = record if contain_all_columns?(record) end def remove(record) @@ -104,6 +104,12 @@ module ActiveRecord def clear repository.clear end + + private + + def contain_all_columns?(record) + (record.class.column_names - record.attribute_names).empty? + end end # Reinitialize an Identity Map model object from +coder+. diff --git a/activerecord/lib/active_record/inheritance.rb b/activerecord/lib/active_record/inheritance.rb index de9461982a..3e12a67c2a 100644 --- a/activerecord/lib/active_record/inheritance.rb +++ b/activerecord/lib/active_record/inheritance.rb @@ -63,15 +63,7 @@ module ActiveRecord record_id = sti_class.primary_key && record[sti_class.primary_key] if ActiveRecord::IdentityMap.enabled? && record_id - if (column = sti_class.columns_hash[sti_class.primary_key]) && column.number? - record_id = record_id.to_i - end - if instance = IdentityMap.get(sti_class, record_id) - instance.reinit_with('attributes' => record) - else - instance = sti_class.allocate.init_with('attributes' => record) - IdentityMap.add(instance) - end + instance = use_identity_map(sti_class, record_id, record) else instance = sti_class.allocate.init_with('attributes' => record) end @@ -122,6 +114,21 @@ module ActiveRecord private + def use_identity_map(sti_class, record_id, record) + if (column = sti_class.columns_hash[sti_class.primary_key]) && column.number? + record_id = record_id.to_i + end + + if instance = IdentityMap.get(sti_class, record_id) + instance.reinit_with('attributes' => record) + else + instance = sti_class.allocate.init_with('attributes' => record) + IdentityMap.add(instance) + end + + instance + end + def find_sti_class(type_name) if type_name.blank? || !columns_hash.include?(inheritance_column) self |