Class: ActiveRecord::ConnectionAdapters::SavepointTransaction

Inherits:
Transaction
  • Object
show all
Defined in:
lib/active_record/connection_adapters/abstract/transaction.rb

Instance Attribute Summary

Attributes inherited from Transaction

#connection, #isolation_level, #savepoint_name, #state, #written

Instance Method Summary collapse

Methods inherited from Transaction

#add_record, #before_commit_records, #closed?, #commit_records, #joinable?, #materialized?, #open?, #records, #rollback_records

Constructor Details

#initialize(connection, savepoint_name, parent_transaction, **options) ⇒ SavepointTransaction

Returns a new instance of SavepointTransaction.



172
173
174
175
176
177
178
179
180
181
182
 
# File 'lib/active_record/connection_adapters/abstract/transaction.rb', line 172

def initialize(connection, savepoint_name, parent_transaction, **options)
  super(connection, **options)

  parent_transaction.state.add_child(@state)

  if isolation_level
    raise ActiveRecord::TransactionIsolationError, "cannot set transaction isolation in a nested transaction"
  end

  @savepoint_name = savepoint_name
end

Instance Method Details

#commit ⇒ Object 



194
195
196
197
 
# File 'lib/active_record/connection_adapters/abstract/transaction.rb', line 194

def commit
  connection.release_savepoint(savepoint_name) if materialized?
  @state.commit!
end

#full_rollback? ⇒ Boolean

Returns:

  • (Boolean) 


199
 
# File 'lib/active_record/connection_adapters/abstract/transaction.rb', line 199

def full_rollback?; false; end

#materialize! ⇒ Object 



184
185
186
187
 
# File 'lib/active_record/connection_adapters/abstract/transaction.rb', line 184

def materialize!
  connection.create_savepoint(savepoint_name)
  super
end

#rollback ⇒ Object 



189
190
191
192
 
# File 'lib/active_record/connection_adapters/abstract/transaction.rb', line 189

def rollback
  connection.rollback_to_savepoint(savepoint_name) if materialized?
  @state.rollback!
end