+++ /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 static com.google.common.base.Preconditions.checkState;
-import static java.util.Objects.requireNonNull;
-
-import com.google.common.base.Supplier;
-import com.google.common.util.concurrent.FutureCallback;
-import com.google.common.util.concurrent.Futures;
-import com.google.common.util.concurrent.ListenableFuture;
-import com.google.common.util.concurrent.MoreExecutors;
-import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
-import java.util.Collection;
-import java.util.Map;
-import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
-import java.util.concurrent.atomic.AtomicLong;
-import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
-import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * NormalizedNode implementation of {@link org.opendaylight.controller.md.sal.common.api.data.TransactionChain} which
- * is backed
- * by several {@link DOMStoreTransactionChain} differentiated by provided
- * {@link org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType} type.
- */
-@Deprecated(forRemoval = true)
-final class DOMDataBrokerTransactionChainImpl extends
- AbstractDOMForwardedTransactionFactory<DOMStoreTransactionChain> implements DOMTransactionChain {
- private enum State {
- RUNNING, CLOSING, CLOSED, FAILED,
- }
-
- private static final AtomicIntegerFieldUpdater<DOMDataBrokerTransactionChainImpl> COUNTER_UPDATER
- = AtomicIntegerFieldUpdater.newUpdater(DOMDataBrokerTransactionChainImpl.class, "counter");
- private static final AtomicReferenceFieldUpdater<DOMDataBrokerTransactionChainImpl, State> STATE_UPDATER
- = AtomicReferenceFieldUpdater.newUpdater(DOMDataBrokerTransactionChainImpl.class, State.class, "state");
- private static final Logger LOG = LoggerFactory.getLogger(DOMDataBrokerTransactionChainImpl.class);
- private final AtomicLong txNum = new AtomicLong();
- private final AbstractDOMDataBroker broker;
- private final TransactionChainListener listener;
- private final long chainId;
-
- private volatile State state = State.RUNNING;
- private volatile int counter = 0;
-
- /**
- * DOMDataBrokerTransactionChainImpl constructor.
- *
- * @param chainId ID of transaction chain
- * @param chains Backing {@link DOMStoreTransactionChain}s.
- * @param broker Commit Coordinator which should be used to coordinate commits
- * of transaction
- * produced by this chain.
- * @param listener Listener, which listens on transaction chain events.
- * @throws NullPointerException If any of arguments is null.
- */
- DOMDataBrokerTransactionChainImpl(final long chainId,
- final Map<LogicalDatastoreType, DOMStoreTransactionChain> chains,
- final AbstractDOMDataBroker broker,
- final TransactionChainListener listener) {
- super(chains);
- this.chainId = chainId;
- this.broker = requireNonNull(broker);
- this.listener = requireNonNull(listener);
- }
-
- private void checkNotFailed() {
- checkState(state != State.FAILED, "Transaction chain has failed");
- }
-
- @Override
- protected Object newTransactionIdentifier() {
- return "DOM-CHAIN-" + chainId + "-" + txNum.getAndIncrement();
- }
-
- @Override
- public <T> ListenableFuture<T> commit(final DOMDataWriteTransaction transaction,
- final Collection<DOMStoreThreePhaseCommitCohort> cohorts, final Supplier<T> futureValueSupplier) {
- checkNotFailed();
- checkNotClosed();
-
- final ListenableFuture<T> ret = broker.commit(transaction, cohorts, futureValueSupplier);
-
- COUNTER_UPDATER.incrementAndGet(this);
- Futures.addCallback(ret, new FutureCallback<T>() {
- @Override
- public void onSuccess(final T result) {
- transactionCompleted();
- }
-
- @Override
- public void onFailure(final Throwable throwable) {
- transactionFailed(transaction, throwable);
- }
- }, MoreExecutors.directExecutor());
-
- return ret;
- }
-
- @Override
- public void close() {
- final boolean success = STATE_UPDATER.compareAndSet(this, State.RUNNING, State.CLOSING);
- if (!success) {
- LOG.debug("Chain {} is no longer running", this);
- return;
- }
-
- super.close();
- for (DOMStoreTransactionChain subChain : getTxFactories().values()) {
- subChain.close();
- }
-
- if (counter == 0) {
- finishClose();
- }
- }
-
- private void finishClose() {
- state = State.CLOSED;
- listener.onTransactionChainSuccessful(this);
- }
-
- @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
- justification = "https://github.com/spotbugs/spotbugs/issues/811")
- private void transactionCompleted() {
- if (COUNTER_UPDATER.decrementAndGet(this) == 0 && state == State.CLOSING) {
- finishClose();
- }
- }
-
- @SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD",
- justification = "https://github.com/spotbugs/spotbugs/issues/811")
- private void transactionFailed(final DOMDataWriteTransaction tx, final Throwable cause) {
- state = State.FAILED;
- LOG.debug("Transaction chain {} failed.", this, cause);
- listener.onTransactionChainFailed(this, tx, cause);
- }
-}
Code Review / controller.git / blobdiff