*/
package org.opendaylight.controller.cluster.datastore;
-import com.google.common.base.Preconditions;
+import static java.util.Objects.requireNonNull;
+
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.RangeSet;
import com.google.common.collect.TreeRangeSet;
import java.util.Optional;
import java.util.SortedSet;
import org.opendaylight.controller.cluster.access.concepts.LocalHistoryIdentifier;
-import org.opendaylight.controller.cluster.access.concepts.RequestException;
import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
-
/**
* Chained transaction specialization of {@link AbstractFrontendHistory}. It prevents concurrent open transactions.
*
final ShardDataTreeTransactionChain chain, final Map<UnsignedLong, Boolean> closedTransactions,
final RangeSet<UnsignedLong> purgedTransactions) {
super(persistenceId, tree, closedTransactions, purgedTransactions);
- this.chain = Preconditions.checkNotNull(chain);
+ this.chain = requireNonNull(chain);
}
static LocalFrontendHistory create(final String persistenceId, final ShardDataTree tree,
}
@Override
- FrontendTransaction createOpenSnapshot(final TransactionIdentifier id) throws RequestException {
+ FrontendTransaction createOpenSnapshot(final TransactionIdentifier id) {
return FrontendReadOnlyTransaction.create(this, chain.newReadOnlyTransaction(id));
}
@Override
- FrontendTransaction createOpenTransaction(final TransactionIdentifier id) throws RequestException {
+ FrontendTransaction createOpenTransaction(final TransactionIdentifier id) {
return FrontendReadWriteTransaction.createOpen(this, chain.newReadWriteTransaction(id));
}
@Override
- FrontendTransaction createReadyTransaction(final TransactionIdentifier id, final DataTreeModification mod)
- throws RequestException {
+ FrontendTransaction createReadyTransaction(final TransactionIdentifier id, final DataTreeModification mod) {
return FrontendReadWriteTransaction.createReady(this, id, mod);
}