+/*
+ * 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.sal.connect.netconf.sal.tx;
+
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import java.util.concurrent.ExecutionException;
+import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+
+public class ReadWriteTx implements DOMDataReadWriteTransaction {
+
+ private final DOMDataReadTransaction delegateReadTx;
+ private final DOMDataWriteTransaction delegateWriteTx;
+
+ public ReadWriteTx(final DOMDataReadTransaction delegateReadTx, final DOMDataWriteTransaction delegateWriteTx) {
+ this.delegateReadTx = delegateReadTx;
+ this.delegateWriteTx = delegateWriteTx;
+ }
+
+ @Override
+ public boolean cancel() {
+ return delegateWriteTx.cancel();
+ }
+
+ @Override
+ public void put(final LogicalDatastoreType store, final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
+ delegateWriteTx.put(store, path, data);
+ }
+
+ @Override
+ public void merge(final LogicalDatastoreType store, final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
+ delegateWriteTx.merge(store, path, data);
+ }
+
+ @Override
+ public void delete(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
+ delegateWriteTx.delete(store, path);
+ }
+
+ @Override
+ public CheckedFuture<Void, TransactionCommitFailedException> submit() {
+ return delegateWriteTx.submit();
+ }
+
+ @Override
+ public ListenableFuture<RpcResult<TransactionStatus>> commit() {
+ return delegateWriteTx.commit();
+ }
+
+ @Override
+ public CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read(
+ final LogicalDatastoreType store, final YangInstanceIdentifier path) {
+ return delegateReadTx.read(store, path);
+ }
+
+ @Override public CheckedFuture<Boolean, ReadFailedException> exists(
+ final LogicalDatastoreType store,
+ final YangInstanceIdentifier path) {
+ final CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException>
+ data = read(store, path);
+
+ try {
+ return Futures.immediateCheckedFuture(data.get().isPresent());
+ } catch (InterruptedException | ExecutionException e) {
+ return Futures.immediateFailedCheckedFuture(new ReadFailedException("Exists failed",e));
+ }
+ }
+
+ @Override
+ public Object getIdentifier() {
+ return this;
+ }
+}