*/
package org.opendaylight.controller.md.sal.dom.store.impl;
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
import java.util.concurrent.ExecutorService;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.atomic.AtomicLong;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener;
-import org.opendaylight.controller.md.sal.dom.store.impl.tree.ListenerTree;
-import org.opendaylight.controller.sal.core.spi.data.DOMStore;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreTreeChangePublisher;
-import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
-import org.opendaylight.controller.sal.core.spi.data.SnapshotBackedTransactions;
-import org.opendaylight.controller.sal.core.spi.data.SnapshotBackedWriteTransaction;
-import org.opendaylight.controller.sal.core.spi.data.SnapshotBackedWriteTransaction.TransactionReadyPrototype;
-import org.opendaylight.yangtools.concepts.AbstractListenerRegistration;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.sal.core.compat.DOMStoreAdapter;
import org.opendaylight.yangtools.concepts.Identifiable;
-import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.util.ExecutorServiceUtil;
import org.opendaylight.yangtools.util.concurrent.QueuedNotificationManager;
-import org.opendaylight.yangtools.util.concurrent.QueuedNotificationManager.Invoker;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeSnapshot;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
-import org.opendaylight.yangtools.yang.data.impl.schema.tree.InMemoryDataTreeFactory;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
/**
- * In-memory DOM Data Store
- *
- * Implementation of {@link DOMStore} which uses {@link DataTree} and other
- * classes such as {@link SnapshotBackedWriteTransaction}.
- * {@link org.opendaylight.controller.sal.core.spi.data.SnapshotBackedReadTransaction} and {@link ResolveDataChangeEventsTask}
- * to implement {@link DOMStore} contract.
+ * In-memory DOM Data Store providing Controller MD-SAL APIs on top of MD-SAL's
+ * {@link org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore}.
*
+ * @deprecated Please use {@link org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore} instead.
*/
-public class InMemoryDOMDataStore extends TransactionReadyPrototype<String> implements DOMStore, Identifiable<String>, SchemaContextListener, AutoCloseable, DOMStoreTreeChangePublisher {
- private static final Logger LOG = LoggerFactory.getLogger(InMemoryDOMDataStore.class);
-
- private static final Invoker<DataChangeListenerRegistration<?>, DOMImmutableDataChangeEvent> DCL_NOTIFICATION_MGR_INVOKER =
- new Invoker<DataChangeListenerRegistration<?>, DOMImmutableDataChangeEvent>() {
- @Override
- public void invokeListener(final DataChangeListenerRegistration<?> listener,
- final DOMImmutableDataChangeEvent notification ) {
- final AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>> inst = listener.getInstance();
- if (inst != null) {
- inst.onDataChanged(notification);
- }
- }
- };
-
- private final DataTree dataTree = InMemoryDataTreeFactory.getInstance().create();
- private final ListenerTree listenerTree = ListenerTree.create();
- private final AtomicLong txCounter = new AtomicLong(0);
-
- private final QueuedNotificationManager<DataChangeListenerRegistration<?>, DOMImmutableDataChangeEvent> dataChangeListenerNotificationManager;
- private final InMemoryDOMStoreTreeChangePublisher changePublisher;
- private final ExecutorService dataChangeListenerExecutor;
- private final boolean debugTransactions;
- private final String name;
-
- private volatile AutoCloseable closeable;
+@Deprecated(forRemoval = true)
+public class InMemoryDOMDataStore
+ extends DOMStoreAdapter<org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore>
+ implements Identifiable<String>, SchemaContextListener, AutoCloseable {
+ private final org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore delegate;
public InMemoryDOMDataStore(final String name, final ExecutorService dataChangeListenerExecutor) {
- this(name, dataChangeListenerExecutor, InMemoryDOMDataStoreConfigProperties.DEFAULT_MAX_DATA_CHANGE_LISTENER_QUEUE_SIZE, false);
+ this(name, LogicalDatastoreType.OPERATIONAL, dataChangeListenerExecutor,
+ InMemoryDOMDataStoreConfigProperties.DEFAULT_MAX_DATA_CHANGE_LISTENER_QUEUE_SIZE, false);
}
- public InMemoryDOMDataStore(final String name, final ExecutorService dataChangeListenerExecutor,
+ public InMemoryDOMDataStore(final String name, final LogicalDatastoreType type,
+ final ExecutorService dataChangeListenerExecutor,
final int maxDataChangeListenerQueueSize, final boolean debugTransactions) {
- this.name = Preconditions.checkNotNull(name);
- this.dataChangeListenerExecutor = Preconditions.checkNotNull(dataChangeListenerExecutor);
- this.debugTransactions = debugTransactions;
+ delegate = new org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore(name, type.toMdsal(),
+ dataChangeListenerExecutor, maxDataChangeListenerQueueSize, debugTransactions);
+ }
- dataChangeListenerNotificationManager =
- new QueuedNotificationManager<>(this.dataChangeListenerExecutor,
- DCL_NOTIFICATION_MGR_INVOKER, maxDataChangeListenerQueueSize,
- "DataChangeListenerQueueMgr");
- changePublisher = new InMemoryDOMStoreTreeChangePublisher(this.dataChangeListenerExecutor, maxDataChangeListenerQueueSize);
+ @Override
+ protected org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore delegate() {
+ return delegate;
}
public void setCloseable(final AutoCloseable closeable) {
- this.closeable = closeable;
+ delegate.setCloseable(closeable);
}
public QueuedNotificationManager<?, ?> getDataChangeListenerNotificationManager() {
- return dataChangeListenerNotificationManager;
+ return delegate.getDataChangeListenerNotificationManager();
}
@Override
public final String getIdentifier() {
- return name;
- }
-
- @Override
- public DOMStoreReadTransaction newReadOnlyTransaction() {
- return SnapshotBackedTransactions.newReadTransaction(nextIdentifier(), debugTransactions, dataTree.takeSnapshot());
- }
-
- @Override
- public DOMStoreReadWriteTransaction newReadWriteTransaction() {
- return SnapshotBackedTransactions.newReadWriteTransaction(nextIdentifier(), debugTransactions, dataTree.takeSnapshot(), this);
- }
-
- @Override
- public DOMStoreWriteTransaction newWriteOnlyTransaction() {
- return SnapshotBackedTransactions.newWriteTransaction(nextIdentifier(), debugTransactions, dataTree.takeSnapshot(), this);
- }
-
- @Override
- public DOMStoreTransactionChain createTransactionChain() {
- return new DOMStoreTransactionChainImpl(this);
+ return delegate.getIdentifier();
}
@Override
- public synchronized void onGlobalContextUpdated(final SchemaContext ctx) {
- dataTree.setSchemaContext(ctx);
+ public void onGlobalContextUpdated(final SchemaContext ctx) {
+ delegate.onGlobalContextUpdated(ctx);
}
@Override
public void close() {
- ExecutorServiceUtil.tryGracefulShutdown(dataChangeListenerExecutor, 30, TimeUnit.SECONDS);
-
- if(closeable != null) {
- try {
- closeable.close();
- } catch(Exception e) {
- LOG.debug("Error closing instance", e);
- }
- }
+ delegate.close();
}
public final boolean getDebugTransactions() {
- return debugTransactions;
- }
-
- final DataTreeSnapshot takeSnapshot() {
- return dataTree.takeSnapshot();
- }
-
- @Override
- public <L extends AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(
- final YangInstanceIdentifier path, final L listener, final DataChangeScope scope) {
-
- /*
- * Make sure commit is not occurring right now. Listener has to be
- * registered and its state capture enqueued at a consistent point.
- *
- * FIXME: improve this to read-write lock, such that multiple listener
- * registrations can occur simultaneously
- */
- final DataChangeListenerRegistration<L> reg;
- synchronized (this) {
- LOG.debug("{}: Registering data change listener {} for {}", name, listener, path);
-
- reg = listenerTree.registerDataChangeListener(path, listener, scope);
-
- Optional<NormalizedNode<?, ?>> currentState = dataTree.takeSnapshot().readNode(path);
- if (currentState.isPresent()) {
- final NormalizedNode<?, ?> data = currentState.get();
-
- final DOMImmutableDataChangeEvent event = DOMImmutableDataChangeEvent.builder(DataChangeScope.BASE) //
- .setAfter(data) //
- .addCreated(path, data) //
- .build();
-
- dataChangeListenerNotificationManager.submitNotification(reg, event);
- }
- }
-
- return new AbstractListenerRegistration<L>(listener) {
- @Override
- protected void removeRegistration() {
- synchronized (InMemoryDOMDataStore.this) {
- reg.close();
- }
- }
- };
- }
-
- @Override
- public synchronized <L extends DOMDataTreeChangeListener> ListenerRegistration<L> registerTreeChangeListener(final YangInstanceIdentifier treeId, final L listener) {
- /*
- * Make sure commit is not occurring right now. Listener has to be
- * registered and its state capture enqueued at a consistent point.
- */
- return changePublisher.registerTreeChangeListener(treeId, listener, dataTree.takeSnapshot());
- }
-
- @Override
- protected void transactionAborted(final SnapshotBackedWriteTransaction<String> tx) {
- LOG.debug("Tx: {} is closed.", tx.getIdentifier());
- }
-
- @Override
- protected DOMStoreThreePhaseCommitCohort transactionReady(final SnapshotBackedWriteTransaction<String> tx, final DataTreeModification modification) {
- LOG.debug("Tx: {} is submitted. Modifications: {}", tx.getIdentifier(), modification);
- return new InMemoryDOMStoreThreePhaseCommitCohort(this, tx, modification);
- }
-
- String nextIdentifier() {
- return name + "-" + txCounter.getAndIncrement();
- }
-
- void validate(final DataTreeModification modification) throws DataValidationFailedException {
- dataTree.validate(modification);
- }
-
- DataTreeCandidate prepare(final DataTreeModification modification) {
- return dataTree.prepare(modification);
- }
-
- synchronized void commit(final DataTreeCandidate candidate) {
- dataTree.commit(candidate);
- changePublisher.publishChange(candidate);
- ResolveDataChangeEventsTask.create(candidate, listenerTree).resolve(dataChangeListenerNotificationManager);
+ return delegate.getDebugTransactions();
}
}