X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FLocalFrontendHistory.java;h=3125ed651a5c6cbe64a511e83a2348beb4b3cb14;hp=73d2c9f805a530fc2c5de9ea6bcee49bf9bcb481;hb=3402cfce32b05957219e54754dd7ca5b0a54cd0e;hpb=731e7284cf0895fdb1b89427f91762e80e67c2ff

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/LocalFrontendHistory.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/LocalFrontendHistory.java
index 73d2c9f805..3125ed651a 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/LocalFrontendHistory.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/LocalFrontendHistory.java
@@ -7,21 +7,19 @@
  */
 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 com.google.common.primitives.UnsignedLong;
 import java.util.HashMap;
 import java.util.Map;
 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.controller.cluster.datastore.utils.MutableUnsignedLongSet;
 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
 
-
 /**
  * Chained transaction specialization of {@link AbstractFrontendHistory}. It prevents concurrent open transactions.
  *
@@ -32,21 +30,21 @@ final class LocalFrontendHistory extends AbstractFrontendHistory {
 
     private LocalFrontendHistory(final String persistenceId, final ShardDataTree tree,
             final ShardDataTreeTransactionChain chain, final Map<UnsignedLong, Boolean> closedTransactions,
-            final RangeSet<UnsignedLong> purgedTransactions) {
+            final MutableUnsignedLongSet purgedTransactions) {
         super(persistenceId, tree, closedTransactions, purgedTransactions);
-        this.chain = Preconditions.checkNotNull(chain);
+        this.chain = requireNonNull(chain);
     }
 
     static LocalFrontendHistory create(final String persistenceId, final ShardDataTree tree,
             final ShardDataTreeTransactionChain chain) {
-        return new LocalFrontendHistory(persistenceId, tree, chain, ImmutableMap.of(), TreeRangeSet.create());
+        return new LocalFrontendHistory(persistenceId, tree, chain, ImmutableMap.of(), MutableUnsignedLongSet.of());
     }
 
     static LocalFrontendHistory recreate(final String persistenceId, final ShardDataTree tree,
             final ShardDataTreeTransactionChain chain, final Map<UnsignedLong, Boolean> closedTransactions,
-            final RangeSet<UnsignedLong> purgedTransactions) {
+            final MutableUnsignedLongSet purgedTransactions) {
         return new LocalFrontendHistory(persistenceId, tree, chain, new HashMap<>(closedTransactions),
-            TreeRangeSet.create(purgedTransactions));
+            purgedTransactions.mutableCopy());
     }
 
     @Override
@@ -55,18 +53,17 @@ final class LocalFrontendHistory extends AbstractFrontendHistory {
     }
 
     @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);
     }