module ActiveRecord::Transactions

See ActiveRecord::Transactions::ClassMethods for documentation.

Constants

ACTIONS

Public Instance Methods

add_to_transaction() Show source

Add the record to the current transaction so that the after_rollback and after_commit callbacks can be called.

# File activerecord/lib/active_record/transactions.rb, line 312
def add_to_transaction
  if self.class.connection.add_transaction_record(self)
    remember_transaction_record_state
  end
end

rollback_active_record_state!() { || ... } Show source

Reset id and @new_record if the transaction rolls back.

# File activerecord/lib/active_record/transactions.rb, line 281
def rollback_active_record_state!
  remember_transaction_record_state
  yield
rescue Exception
  restore_transaction_record_state
  raise
ensure
  clear_transaction_record_state
end

transaction(options = {}, &block) Show source

See ActiveRecord::Transactions::ClassMethods for detailed documentation.

# File activerecord/lib/active_record/transactions.rb, line 258
def transaction(options = {}, &block)
  self.class.transaction(options, &block)
end

with_transaction_returning_status() { || ... } Show source

Executes method within a transaction and captures its return value as a status flag. If the status is true the transaction is committed, otherwise a ROLLBACK is issued. In any case the status flag is returned.

This method is available within the context of an ActiveRecord::Base instance.

# File activerecord/lib/active_record/transactions.rb, line 324
def with_transaction_returning_status
  status = nil
  self.class.transaction do
    add_to_transaction
    begin
      status = yield
    rescue ActiveRecord::Rollback
      @_start_transaction_state[:level] = (@_start_transaction_state[:level] || 0) - 1
      status = nil
    end

    raise ActiveRecord::Rollback unless status
  end
  status
end