+++ /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.sal.connect.netconf.sal.tx;
-
-import com.google.common.base.Function;
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
-import com.google.common.util.concurrent.CheckedFuture;
-import com.google.common.util.concurrent.FutureCallback;
-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.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataReadOnlyTransaction;
-import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
-import org.opendaylight.controller.sal.connect.netconf.util.NetconfBaseOps;
-import org.opendaylight.controller.sal.connect.netconf.util.NetconfMessageTransformUtil;
-import org.opendaylight.controller.sal.connect.util.RemoteDeviceId;
-import org.opendaylight.yangtools.util.concurrent.MappingCheckedFuture;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
-import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
-import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-
-public final class ReadOnlyTx implements DOMDataReadOnlyTransaction {
-
- private static final Logger LOG = LoggerFactory.getLogger(ReadOnlyTx.class);
-
- private final NetconfBaseOps netconfOps;
- private final RemoteDeviceId id;
- private final FutureCallback<DOMRpcResult> loggingCallback;
-
- public ReadOnlyTx(final NetconfBaseOps netconfOps, final RemoteDeviceId id) {
- this.netconfOps = netconfOps;
- this.id = id;
-
- // Simple logging callback to log result of read operation
- loggingCallback = new FutureCallback<DOMRpcResult>() {
- @Override
- public void onSuccess(final DOMRpcResult result) {
- if(AbstractWriteTx.isSuccess(result)) {
- LOG.trace("{}: Reading data successful", id);
- } else {
- LOG.warn("{}: Reading data unsuccessful: {}", id, result.getErrors());
- }
-
- }
-
- @Override
- public void onFailure(final Throwable t) {
- LOG.warn("{}: Reading data failed", id, t);
- }
- };
- }
-
- private CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> readConfigurationData(
- final YangInstanceIdentifier path) {
- final ListenableFuture<DOMRpcResult> configRunning = netconfOps.getConfigRunning(loggingCallback, Optional.fromNullable(path));
-
- final ListenableFuture<Optional<NormalizedNode<?, ?>>> transformedFuture = Futures.transform(configRunning, new Function<DOMRpcResult, Optional<NormalizedNode<?, ?>>>() {
- @Override
- public Optional<NormalizedNode<?, ?>> apply(final DOMRpcResult result) {
- checkReadSuccess(result, path);
-
- final DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?> dataNode = findDataNode(result);
- return NormalizedNodes.findNode(dataNode, path.getPathArguments());
- }
- });
-
- return MappingCheckedFuture.create(transformedFuture, ReadFailedException.MAPPER);
- }
-
- private DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?> findDataNode(final DOMRpcResult result) {
- return ((ContainerNode) result.getResult()).getChild(NetconfMessageTransformUtil.toId(NetconfMessageTransformUtil.NETCONF_DATA_QNAME)).get();
- }
-
- private void checkReadSuccess(final DOMRpcResult result, final YangInstanceIdentifier path) {
- try {
- Preconditions.checkArgument(AbstractWriteTx.isSuccess(result), "%s: Unable to read data: %s, errors: %s", id, path, result.getErrors());
- } catch (final IllegalArgumentException e) {
- LOG.warn("{}: Unable to read data: {}, errors: {}", id, path, result.getErrors());
- throw e;
- }
- }
-
- private CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> readOperationalData(
- final YangInstanceIdentifier path) {
- final ListenableFuture<DOMRpcResult> configCandidate = netconfOps.get(loggingCallback, Optional.fromNullable(path));
-
- // Find data node and normalize its content
- final ListenableFuture<Optional<NormalizedNode<?, ?>>> transformedFuture = Futures.transform(configCandidate, new Function<DOMRpcResult, Optional<NormalizedNode<?, ?>>>() {
- @Override
- public Optional<NormalizedNode<?, ?>> apply(final DOMRpcResult result) {
- checkReadSuccess(result, path);
-
- final DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?> dataNode = findDataNode(result);
- return NormalizedNodes.findNode(dataNode, path.getPathArguments());
- }
- });
-
- return MappingCheckedFuture.create(transformedFuture, ReadFailedException.MAPPER);
- }
-
- @Override
- public void close() {
- // NOOP
- }
-
- @Override
- public CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read(
- final LogicalDatastoreType store, final YangInstanceIdentifier path) {
- switch (store) {
- case CONFIGURATION: {
- return readConfigurationData(path);
- }
- case OPERATIONAL: {
- return readOperationalData(path);
- }
- }
-
- throw new IllegalArgumentException(String.format("%s, Cannot read data %s for %s datastore, unknown datastore type", id, path, store));
- }
-
- @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;
- }
-}
Code Review / controller.git / blobdiff