*/
package org.opendaylight.controller.cluster.datastore;
+import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkState;
+import static com.google.common.base.Verify.verifyNotNull;
import static java.util.Objects.requireNonNull;
import akka.actor.ActorSelection;
import com.google.common.util.concurrent.SettableFuture;
import java.util.ArrayList;
import java.util.Collection;
+import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.opendaylight.mdsal.dom.spi.store.AbstractDOMStoreTransaction;
import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadWriteTransaction;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
+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.tree.DataValidationFailedException;
+import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
+import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeBuilder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import scala.concurrent.Future;
}
private static final Logger LOG = LoggerFactory.getLogger(TransactionProxy.class);
+ private static final DeleteOperation ROOT_DELETE_OPERATION = new DeleteOperation(YangInstanceIdentifier.empty());
private final Map<String, TransactionContextWrapper> txContextWrappers = new TreeMap<>();
private final AbstractTransactionContextFactory<?> txContextFactory;
public void delete(final YangInstanceIdentifier path) {
checkModificationState("delete", path);
- executeModification(new DeleteOperation(path));
+ if (path.isEmpty()) {
+ deleteAllData();
+ } else {
+ executeModification(new DeleteOperation(path));
+ }
+ }
+
+ private void deleteAllData() {
+ for (String shardName : getActorUtils().getConfiguration().getAllShardNames()) {
+ getContextWrapper(shardName).maybeExecuteTransactionOperation(ROOT_DELETE_OPERATION);
+ }
}
@Override
public void merge(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
checkModificationState("merge", path);
- executeModification(new MergeOperation(path, data));
+ if (path.isEmpty()) {
+ mergeAllData(checkRootData(data));
+ } else {
+ executeModification(new MergeOperation(path, data));
+ }
+ }
+
+ private void mergeAllData(final ContainerNode rootData) {
+ // Populate requests for individual shards that are being touched
+ final Map<String, DataContainerNodeBuilder<NodeIdentifier, ContainerNode>> rootBuilders = new HashMap<>();
+ for (DataContainerChild<?, ?> child : rootData.getValue()) {
+ final String shardName = shardNameFromRootChild(child);
+ rootBuilders.computeIfAbsent(shardName,
+ unused -> Builders.containerBuilder().withNodeIdentifier(rootData.getIdentifier()))
+ .addChild(child);
+ }
+
+ // Now dispatch all merges
+ for (Entry<String, DataContainerNodeBuilder<NodeIdentifier, ContainerNode>> entry : rootBuilders.entrySet()) {
+ getContextWrapper(entry.getKey()).maybeExecuteTransactionOperation(new MergeOperation(
+ YangInstanceIdentifier.empty(), entry.getValue().build()));
+ }
}
@Override
public void write(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
checkModificationState("write", path);
- executeModification(new WriteOperation(path, data));
+ if (path.isEmpty()) {
+ writeAllData(checkRootData(data));
+ } else {
+ executeModification(new WriteOperation(path, data));
+ }
+ }
+
+ private void writeAllData(final ContainerNode rootData) {
+ // Open builders for all shards
+ final Map<String, DataContainerNodeBuilder<NodeIdentifier, ContainerNode>> rootBuilders = new HashMap<>();
+ for (String shardName : getActorUtils().getConfiguration().getAllShardNames()) {
+ rootBuilders.put(shardName, Builders.containerBuilder().withNodeIdentifier(rootData.getIdentifier()));
+ }
+
+ // Now distribute children as needed
+ for (DataContainerChild<?, ?> child : rootData.getValue()) {
+ final String shardName = shardNameFromRootChild(child);
+ verifyNotNull(rootBuilders.get(shardName), "Failed to find builder for %s", shardName).addChild(child);
+ }
+
+ // Now dispatch all writes
+ for (Entry<String, DataContainerNodeBuilder<NodeIdentifier, ContainerNode>> entry : rootBuilders.entrySet()) {
+ getContextWrapper(entry.getKey()).maybeExecuteTransactionOperation(new WriteOperation(
+ YangInstanceIdentifier.empty(), entry.getValue().build()));
+ }
}
private void executeModification(final TransactionModificationOperation operation) {
getContextWrapper(operation.path()).maybeExecuteTransactionOperation(operation);
}
+ private static ContainerNode checkRootData(final NormalizedNode<?, ?> data) {
+ // Root has to be a container
+ checkArgument(data instanceof ContainerNode, "Invalid root data %s", data);
+ return (ContainerNode) data;
+ }
+
private void checkModificationState(final String opName, final YangInstanceIdentifier path) {
checkState(type != TransactionType.READ_ONLY, "Modification operation on read-only transaction is not allowed");
checkState(state == TransactionState.OPEN, "Transaction is sealed - further modifications are not allowed");
return new ThreePhaseCommitCohortProxy(txContextFactory.getActorUtils(), cohorts, getIdentifier());
}
+ private String shardNameFromRootChild(final DataContainerChild<?, ?> child) {
+ return shardNameFromIdentifier(YangInstanceIdentifier.create(child.getIdentifier()));
+ }
+
private String shardNameFromIdentifier(final YangInstanceIdentifier path) {
- return txContextFactory.getActorUtils().getShardStrategyFactory().getStrategy(path).findShard(path);
+ return getActorUtils().getShardStrategyFactory().getStrategy(path).findShard(path);
}
private TransactionContextWrapper getContextWrapper(final YangInstanceIdentifier path) {
return state != TransactionState.OPEN;
}
- ActorUtils getActorUtils() {
+ final ActorUtils getActorUtils() {
return txContextFactory.getActorUtils();
}
}
Code Review / controller.git / blobdiff