Perform DB Transaction

This handler (com.rierino.handler.JDBCTransactionEventHandler) executes multiple state manipulation journals as a single database transaction.

Handler Parameters

Parameter	Definition	Example	Default
transaction.timeout	Seconds to consider a transaction timed out	60	20

This handler requires the following dependency added to deployment contents:

implementation (group:'com.rierino.processors', name: 'jdbc', version:"${rierinoVersion}")

Actions

ExecuteTransaction

Executes database statements on target JDBC state managers as a single transaction, using array of journals provided in "journals" path of the event payload.

StartTransaction

Starts a database transaction on current local thread, which can be used as part of a local saga flow for multiple database operations.

CommitTransaction

Commits current database transaction started on local thread, which must be called after a "StartTransaction" action.

RollbackTransaction

Cancels and rollsback current database transaction started on local thread, which must be called after a "StartTransaction" action.

This event handler can only be used on JDBC state managers.