--- /dev/null
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.md.sal.dom.broker.impl;
+
+import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
+import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.ListenableFuture;
+
+/**
+ * Executor of Three Phase Commit coordination for
+ * {@link DOMDataWriteTransaction} transactions.
+ *
+ * Implementations are responsible for executing implementation of three-phase
+ * commit protocol on supplied {@link DOMStoreThreePhaseCommitCohort}s.
+ *
+ *
+ */
+interface DOMDataCommitExecutor {
+
+ /**
+ * Submits supplied transaction to be executed in context of provided
+ * cohorts.
+ *
+ * Transaction is used only as a context, cohorts should be associated with
+ * this transaction.
+ *
+ * @param tx
+ * Transaction to be used as context for reporting
+ * @param cohort
+ * DOM Store cohorts representing provided transaction, its
+ * subtransactoins.
+ * @param listener
+ * Error listener which should be notified if transaction failed.
+ * @return ListenableFuture which contains RpcResult with
+ * {@link TransactionStatus#COMMITED} if commit coordination on
+ * cohorts finished successfully.
+ *
+ */
+ ListenableFuture<RpcResult<TransactionStatus>> submit(DOMDataWriteTransaction tx,
+ Iterable<DOMStoreThreePhaseCommitCohort> cohort, Optional<DOMDataCommitErrorListener> listener);
+
+}