+++ /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.binding.impl;
-
-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 org.opendaylight.controller.md.sal.binding.api.BindingTransactionChain;
-import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
-import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
-import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncTransaction;
-import org.opendaylight.controller.md.sal.common.api.data.TransactionChain;
-import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
-import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataReadOnlyTransaction;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
-import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
-import org.opendaylight.yangtools.concepts.Delegator;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-final class BindingTranslatedTransactionChain implements BindingTransactionChain, Delegator<DOMTransactionChain> {
-
- private static final Logger LOG = LoggerFactory.getLogger(BindingTranslatedTransactionChain.class);
-
- private final DOMTransactionChain delegate;
- private final BindingToNormalizedNodeCodec codec;
- private final DelegateChainListener domListener;
- private final TransactionChainListener bindingListener;
-
- public BindingTranslatedTransactionChain(final DOMDataBroker chainFactory,
- final BindingToNormalizedNodeCodec codec, final TransactionChainListener listener) {
- Preconditions.checkNotNull(chainFactory, "DOM Transaction chain factory must not be null");
- this.domListener = new DelegateChainListener();
- this.bindingListener = listener;
- this.delegate = chainFactory.createTransactionChain(domListener);
- this.codec = codec;
- }
-
- @Override
- public DOMTransactionChain getDelegate() {
- return delegate;
- }
-
- @Override
- public ReadOnlyTransaction newReadOnlyTransaction() {
- DOMDataReadOnlyTransaction delegateTx = delegate.newReadOnlyTransaction();
- ReadOnlyTransaction bindingTx = new BindingDataReadTransactionImpl(delegateTx, codec);
- return bindingTx;
- }
-
- @Override
- public ReadWriteTransaction newReadWriteTransaction() {
- DOMDataReadWriteTransaction delegateTx = delegate.newReadWriteTransaction();
- ReadWriteTransaction bindingTx = new BindingDataReadWriteTransactionImpl(delegateTx, codec) {
-
- @Override
- public CheckedFuture<Void, TransactionCommitFailedException> submit() {
- return listenForFailure(this,super.submit());
- }
-
- };
- return bindingTx;
- }
-
- @Override
- public WriteTransaction newWriteOnlyTransaction() {
- final DOMDataWriteTransaction delegateTx = delegate.newWriteOnlyTransaction();
- WriteTransaction bindingTx = new BindingDataWriteTransactionImpl<DOMDataWriteTransaction>(delegateTx, codec) {
-
- @Override
- public CheckedFuture<Void,TransactionCommitFailedException> submit() {
- return listenForFailure(this,super.submit());
- };
-
- };
- return bindingTx;
- }
-
- private CheckedFuture<Void, TransactionCommitFailedException> listenForFailure(
- final WriteTransaction tx, CheckedFuture<Void, TransactionCommitFailedException> future) {
- Futures.addCallback(future, new FutureCallback<Void>() {
- @Override
- public void onFailure(Throwable t) {
- failTransactionChain(tx,t);
- }
-
- @Override
- public void onSuccess(Void result) {
- // Intentionally NOOP
- }
- });
-
- return future;
- }
-
- private void failTransactionChain(WriteTransaction tx, Throwable t) {
- /*
- * We asume correct state change for underlaying transaction
- *
- * chain, so we are not changing any of our internal state
- * to mark that we failed.
- */
- this.bindingListener.onTransactionChainFailed(this, tx, t);
- }
-
- @Override
- public void close() {
- delegate.close();
- }
-
- private final class DelegateChainListener implements TransactionChainListener {
-
- @Override
- public void onTransactionChainFailed(final TransactionChain<?, ?> chain,
- final AsyncTransaction<?, ?> transaction, final Throwable cause) {
- Preconditions.checkState(delegate.equals(chain),
- "Illegal state - listener for %s was invoked for incorrect chain %s.", delegate, chain);
- /*
- * Intentionally NOOP, callback for failure, since we
- * are also listening on each transaction future for failure,
- * in order to have reference to Binding Transaction (which was seen by client
- * of this transaction chain), instead of DOM transaction
- * which is known only to this chain, binding transaction implementation
- * and underlying transaction chain.
- *
- */
- LOG.debug("Transaction chain {} failed. Failed DOM Transaction {}",this,transaction,cause);
- }
-
- @Override
- public void onTransactionChainSuccessful(final TransactionChain<?, ?> chain) {
- Preconditions.checkState(delegate.equals(chain),
- "Illegal state - listener for %s was invoked for incorrect chain %s.", delegate, chain);
- bindingListener.onTransactionChainSuccessful(BindingTranslatedTransactionChain.this);
- }
- }
-
-}
Code Review / controller.git / blobdiff