X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-common-impl%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fmd%2Fsal%2Fcommon%2Fimpl%2Fservice%2FTwoPhaseCommit.java;fp=opendaylight%2Fmd-sal%2Fsal-common-impl%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fmd%2Fsal%2Fcommon%2Fimpl%2Fservice%2FTwoPhaseCommit.java;h=0000000000000000000000000000000000000000;hb=72ec925228c924330ecbc568c652b9e56630b37f;hp=30c5898ea32c4fec3792ec934bd0182ad1104961;hpb=6df346bc479589f850a371f9c5932e53dbfff48a;p=controller.git diff --git a/opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/service/TwoPhaseCommit.java b/opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/service/TwoPhaseCommit.java deleted file mode 100644 index 30c5898ea3..0000000000 --- a/opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/service/TwoPhaseCommit.java +++ /dev/null @@ -1,242 +0,0 @@ -/** - * 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.common.impl.service; - -import java.util.ArrayList; -import java.util.List; -import java.util.Map; -import java.util.Map.Entry; -import java.util.Set; -import java.util.concurrent.Callable; -import java.util.concurrent.ExecutorService; - -import org.opendaylight.controller.md.sal.common.api.TransactionStatus; -import org.opendaylight.controller.md.sal.common.api.data.DataChangeEvent; -import org.opendaylight.controller.md.sal.common.api.data.DataChangeListener; -import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler; -import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction; -import org.opendaylight.yangtools.concepts.Path; -import org.opendaylight.yangtools.yang.common.RpcResult; -import org.opendaylight.yangtools.yang.common.RpcResultBuilder; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import com.google.common.base.Optional; -import com.google.common.base.Predicate; -import com.google.common.collect.ImmutableList; -import com.google.common.collect.ImmutableList.Builder; -import com.google.common.collect.ImmutableSet; -import com.google.common.collect.Sets; - -@Deprecated -public class TwoPhaseCommit

, D extends Object, DCL extends DataChangeListener> implements - Callable> { - private final static Logger log = LoggerFactory.getLogger(TwoPhaseCommit.class); - - private final AbstractDataTransaction transaction; - - private final AbstractDataBroker dataBroker; - - public TwoPhaseCommit(final AbstractDataTransaction transaction, final AbstractDataBroker broker) { - this.transaction = transaction; - this.dataBroker = broker; - } - - @Override - public RpcResult call() throws Exception { - final Object transactionId = this.transaction.getIdentifier(); - - Set

changedPaths = ImmutableSet.

builder().addAll(transaction.getUpdatedConfigurationData().keySet()) - .addAll(transaction.getCreatedConfigurationData().keySet()) - .addAll(transaction.getRemovedConfigurationData()) - .addAll(transaction.getUpdatedOperationalData().keySet()) - .addAll(transaction.getCreatedOperationalData().keySet()) - .addAll(transaction.getRemovedOperationalData()).build(); - - log.trace("Transaction: {} Affected Subtrees: {}", transactionId, changedPaths); - - // The transaction has no effects, let's just shortcut it - if (changedPaths.isEmpty()) { - dataBroker.getFinishedTransactionsCount().getAndIncrement(); - transaction.succeeded(); - - log.trace("Transaction: {} Finished successfully (no effects).", transactionId); - - return RpcResultBuilder. success( TransactionStatus.COMMITED ).build(); - } - - final ImmutableList.Builder> listenersBuilder = ImmutableList.builder(); - listenersBuilder.addAll(dataBroker.affectedListeners(changedPaths)); - filterProbablyAffectedListeners(dataBroker.probablyAffectedListeners(changedPaths),listenersBuilder); - - - - final ImmutableList> listeners = listenersBuilder.build(); - final Iterable> commitHandlers = dataBroker.affectedCommitHandlers(changedPaths); - captureInitialState(listeners); - - - log.trace("Transaction: {} Starting Request Commit.",transactionId); - final List> handlerTransactions = new ArrayList<>(); - try { - for (final DataCommitHandler handler : commitHandlers) { - DataCommitTransaction requestCommit = handler.requestCommit(this.transaction); - if (requestCommit != null) { - handlerTransactions.add(requestCommit); - } else { - log.debug("Transaction: {}, Handler {} is not participating in transaction.", transactionId, - handler); - } - } - } catch (Exception e) { - log.error("Transaction: {} Request Commit failed", transactionId, e); - dataBroker.getFailedTransactionsCount().getAndIncrement(); - this.transaction.failed(); - return this.rollback(handlerTransactions, e); - - } - - log.trace("Transaction: {} Starting Finish.",transactionId); - final List> results = new ArrayList>(); - try { - for (final DataCommitTransaction subtransaction : handlerTransactions) { - results.add(subtransaction.finish()); - } - } catch (Exception e) { - log.error("Transaction: {} Finish Commit failed", transactionId, e); - dataBroker.getFailedTransactionsCount().getAndIncrement(); - transaction.failed(); - return this.rollback(handlerTransactions, e); - } - - - dataBroker.getFinishedTransactionsCount().getAndIncrement(); - transaction.succeeded(); - - log.trace("Transaction: {} Finished successfully.", transactionId); - - captureFinalState(listeners); - - log.trace("Transaction: {} Notifying listeners.", transactionId); - - publishDataChangeEvent(listeners); - return RpcResultBuilder. success(TransactionStatus.COMMITED).build(); - } - - private void captureInitialState(ImmutableList> listeners) { - for (ListenerStateCapture state : listeners) { - state.setInitialConfigurationState(dataBroker.readConfigurationData(state.getPath())); - state.setInitialOperationalState(dataBroker.readOperationalData(state.getPath())); - } - } - - - private void captureFinalState(ImmutableList> listeners) { - for (ListenerStateCapture state : listeners) { - state.setFinalConfigurationState(dataBroker.readConfigurationData(state.getPath())); - state.setFinalOperationalState(dataBroker.readOperationalData(state.getPath())); - } - } - - private void filterProbablyAffectedListeners( - ImmutableList> probablyAffectedListeners, Builder> reallyAffected) { - - for(ListenerStateCapture listenerSet : probablyAffectedListeners) { - P affectedPath = listenerSet.getPath(); - Optional> configChange = resolveConfigChange(affectedPath); - Optional> operChange = resolveOperChange(affectedPath); - - if(configChange.isPresent() || operChange.isPresent()) { - reallyAffected.add(listenerSet); - if(configChange.isPresent()) { - listenerSet.setNormalizedConfigurationChanges(configChange.get()); - } - - if(operChange.isPresent()) { - listenerSet.setNormalizedOperationalChanges(operChange.get()); - } - } - } - } - - private Optional> resolveOperChange(P affectedPath) { - Map originalOper = dataBroker.deepGetBySubpath(transaction.getOriginalOperationalData(),affectedPath); - Map createdOper = dataBroker.deepGetBySubpath(transaction.getCreatedOperationalData(),affectedPath); - Map updatedOper = dataBroker.deepGetBySubpath(transaction.getUpdatedOperationalData(),affectedPath); - Set

removedOper = Sets.filter(transaction.getRemovedOperationalData(), dataBroker.createIsContainedPredicate(affectedPath)); - return resolveChanges(affectedPath,originalOper,createdOper,updatedOper,removedOper); - } - - private Optional> resolveConfigChange(P affectedPath) { - Map originalConfig = dataBroker.deepGetBySubpath(transaction.getOriginalConfigurationData(),affectedPath); - Map createdConfig = dataBroker.deepGetBySubpath(transaction.getCreatedConfigurationData(),affectedPath); - Map updatedConfig = dataBroker.deepGetBySubpath(transaction.getUpdatedConfigurationData(),affectedPath); - Set

removedConfig = Sets.filter(transaction.getRemovedConfigurationData(), dataBroker.createIsContainedPredicate(affectedPath)); - return resolveChanges(affectedPath,originalConfig,createdConfig,updatedConfig,removedConfig); - } - - private Optional> resolveChanges(P affectedPath, Map originalConfig, Map createdConfig, Map updatedConfig,Set

potentialDeletions) { - Predicate

isContained = dataBroker.createIsContainedPredicate(affectedPath); - - if(createdConfig.isEmpty() && updatedConfig.isEmpty() && potentialDeletions.isEmpty()) { - return Optional.absent(); - } - RootedChangeSet changeSet = new RootedChangeSet(affectedPath,originalConfig); - changeSet.addCreated(createdConfig); - - for(Entry entry : updatedConfig.entrySet()) { - if(originalConfig.containsKey(entry.getKey())) { - changeSet.addUpdated(entry); - } else { - changeSet.addCreated(entry); - } - } - - for(Entry entry : originalConfig.entrySet()) { - for(P deletion : potentialDeletions) { - if(isContained.apply(deletion)) { - changeSet.addRemoval(entry.getKey()); - } - } - } - - if(changeSet.isChange()) { - return Optional.of(changeSet); - } else { - return Optional.absent(); - } - - } - - public void publishDataChangeEvent(final ImmutableList> listeners) { - ExecutorService executor = this.dataBroker.getExecutor(); - final Runnable notifyTask = new Runnable() { - @Override - public void run() { - for (final ListenerStateCapture listenerSet : listeners) { - DataChangeEvent changeEvent = listenerSet.createEvent(transaction); - for (final DataChangeListenerRegistration listener : listenerSet.getListeners()) { - try { - listener.getInstance().onDataChanged(changeEvent); - } catch (Exception e) { - log.error("Unhandled exception when invoking listener {}", listener, e); - } - } - } - } - }; - executor.submit(notifyTask); - } - - public RpcResult rollback(final List> transactions, final Exception e) { - for (final DataCommitTransaction transaction : transactions) { - transaction.rollback(); - } - return RpcResultBuilder. failed().withResult(TransactionStatus.FAILED).build(); - } -}