1 package com.atlassian.sal.api.transaction;
2
3 /**
4 * A simple callback that needs to be provided with an action to run in the doInTransaction method.
5 * It is assumed that if anything goes wrong, doInTransaction will throw a RuntimeException if anything goes
6 * wrong, and the calling transactionTemplate will roll back the transaction.
7 *
8 * @since 2.0
9 */
10 public interface TransactionCallback<T>
11 {
12 /**
13 * Runs an action in a transaction and returns a optional value.
14 *
15 * @return Optional result of the operation. May be null
16 * @throws RuntimeException if anything went wrong. The caller will be responsible for rolling back.
17 */
18 T doInTransaction();
19 }