Examples with TransactionRollback io.atomix.core.map.impl.ConsistentMapOperations.TransactionRollback used on opensource projects

Example 1 with TransactionRollback

use of io.atomix.core.map.impl.ConsistentMapOperations.TransactionRollback in project atomix by atomix.

the class ConsistentMapService method rollback.

/**
 * Handles an rollback commit (ha!).
 *
 * @param commit transaction rollback commit
 * @return rollback result
 */
protected RollbackResult rollback(Commit<? extends TransactionRollback> commit) {
    TransactionId transactionId = commit.value().transactionId();
    TransactionScope transactionScope = activeTransactions.remove(transactionId);
    if (transactionScope == null) {
        return RollbackResult.UNKNOWN_TRANSACTION_ID;
    } else if (!transactionScope.isPrepared()) {
        discardTombstones();
        return RollbackResult.OK;
    } else {
        try {
            transactionScope.transactionLog().records().forEach(record -> {
                if (record.type() != MapUpdate.Type.VERSION_MATCH) {
                    preparedKeys.remove(record.key());
                }
            });
            return RollbackResult.OK;
        } finally {
            discardTombstones();
        }
    }
}