diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/intent/impl/DistributedIntentStore.java b/core/store/dist/src/main/java/org/onlab/onos/store/intent/impl/DistributedIntentStore.java
index ae5fb4a..a6d5b15 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/intent/impl/DistributedIntentStore.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/intent/impl/DistributedIntentStore.java
@@ -16,15 +16,12 @@
 package org.onlab.onos.store.intent.impl;
 
 import com.google.common.collect.ImmutableSet;
-import com.hazelcast.core.EntryAdapter;
-import com.hazelcast.core.EntryEvent;
-import com.hazelcast.core.EntryListener;
-import com.hazelcast.core.IMap;
-import com.hazelcast.core.Member;
 
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
 import org.onlab.onos.net.intent.Intent;
 import org.onlab.onos.net.intent.IntentEvent;
@@ -32,10 +29,13 @@
 import org.onlab.onos.net.intent.IntentState;
 import org.onlab.onos.net.intent.IntentStore;
 import org.onlab.onos.net.intent.IntentStoreDelegate;
-import org.onlab.onos.store.hz.AbstractHazelcastStore;
-import org.onlab.onos.store.hz.SMap;
+import org.onlab.onos.store.AbstractStore;
 import org.onlab.onos.store.serializers.KryoNamespaces;
 import org.onlab.onos.store.serializers.KryoSerializer;
+import org.onlab.onos.store.serializers.StoreSerializer;
+import org.onlab.onos.store.service.DatabaseAdminService;
+import org.onlab.onos.store.service.DatabaseService;
+import org.onlab.onos.store.service.impl.CMap;
 import org.onlab.util.KryoNamespace;
 import org.slf4j.Logger;
 
@@ -52,7 +52,7 @@
 @Component(immediate = true)
 @Service
 public class DistributedIntentStore
-        extends AbstractHazelcastStore<IntentEvent, IntentStoreDelegate>
+        extends AbstractStore<IntentEvent, IntentStoreDelegate>
         implements IntentStore {
 
     /** Valid parking state, which can transition to INSTALLED. */
@@ -64,22 +64,29 @@
     private final Logger log = getLogger(getClass());
 
     // Assumption: IntentId will not have synonyms
-    private SMap<IntentId, Intent> intents;
-    private SMap<IntentId, IntentState> states;
+    private CMap<IntentId, Intent> intents;
+    private CMap<IntentId, IntentState> states;
 
+    // TODO left behind transient state issue: ONOS-103
     // Map to store instance local intermediate state transition
     private transient Map<IntentId, IntentState> transientStates = new ConcurrentHashMap<>();
 
-    private SMap<IntentId, List<Intent>> installable;
+    private CMap<IntentId, List<Intent>> installable;
 
-    @Override
+    private StoreSerializer serializer;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected DatabaseAdminService dbAdminService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected DatabaseService dbService;
+
     @Activate
     public void activate() {
         // FIXME: We need a way to add serializer for intents which has been plugged-in.
         // As a short term workaround, relax Kryo config to
         // registrationRequired=false
-        super.activate();
-        super.serializer = new KryoSerializer() {
+        serializer = new KryoSerializer() {
 
             @Override
             protected void setupKryoPool() {
@@ -89,24 +96,15 @@
                         .build()
                         .populate(1);
             }
-
         };
 
-        // TODO: enable near cache, allow read from backup for this IMap
-        IMap<byte[], byte[]> rawIntents = super.theInstance.getMap("intents");
-        intents = new SMap<>(rawIntents , super.serializer);
+        intents = new CMap<>(dbAdminService, dbService, "intents", serializer);
 
-        // TODO: disable near cache, disable read from backup for this IMap
-        IMap<byte[], byte[]> rawStates = super.theInstance.getMap("intent-states");
-        states = new SMap<>(rawStates , super.serializer);
-        EntryListener<IntentId, IntentState> listener = new RemoteIntentStateListener();
-        states.addEntryListener(listener , false);
+        states = new CMap<>(dbAdminService, dbService, "intent-states", serializer);
 
         transientStates.clear();
 
-        // TODO: disable near cache, disable read from backup for this IMap
-        IMap<byte[], byte[]> rawInstallables = super.theInstance.getMap("installable-intents");
-        installable = new SMap<>(rawInstallables , super.serializer);
+        installable = new CMap<>(dbAdminService, dbService, "installable-intents", serializer);
 
         log.info("Started");
     }
@@ -118,8 +116,8 @@
 
     @Override
     public IntentEvent createIntent(Intent intent) {
-        Intent existing = intents.putIfAbsent(intent.id(), intent);
-        if (existing != null) {
+        boolean absent = intents.putIfAbsent(intent.id(), intent);
+        if (!absent) {
             // duplicate, ignore
             return null;
         } else {
@@ -173,34 +171,47 @@
         IntentEvent.Type type = null;
         final IntentState prevParking;
         boolean transientStateChangeOnly = false;
+        boolean updated;
 
         // parking state transition
         switch (state) {
         case SUBMITTED:
-            prevParking = states.putIfAbsent(id, SUBMITTED);
+            prevParking = states.get(id);
             verify(prevParking == null,
                    "Illegal state transition attempted from %s to SUBMITTED",
                    prevParking);
+            updated = states.putIfAbsent(id, SUBMITTED);
+            verify(updated, "Conditional replace %s => %s failed", prevParking, SUBMITTED);
             type = IntentEvent.Type.SUBMITTED;
             break;
+
         case INSTALLED:
-            prevParking = states.replace(id, INSTALLED);
+            prevParking = states.get(id);
             verify(PRE_INSTALLED.contains(prevParking),
                    "Illegal state transition attempted from %s to INSTALLED",
                    prevParking);
+            updated = states.replace(id, prevParking, INSTALLED);
+            verify(updated, "Conditional replace %s => %s failed", prevParking, INSTALLED);
             type = IntentEvent.Type.INSTALLED;
             break;
+
         case FAILED:
-            prevParking = states.replace(id, FAILED);
+            prevParking = states.get(id);
+            updated = states.replace(id, prevParking, FAILED);
+            verify(updated, "Conditional replace %s => %s failed", prevParking, FAILED);
             type = IntentEvent.Type.FAILED;
             break;
+
         case WITHDRAWN:
-            prevParking = states.replace(id, WITHDRAWN);
+            prevParking = states.get(id);
             verify(PRE_WITHDRAWN.contains(prevParking),
                    "Illegal state transition attempted from %s to WITHDRAWN",
                    prevParking);
+            updated = states.replace(id, prevParking, WITHDRAWN);
+            verify(updated, "Conditional replace %s => %s failed", prevParking, WITHDRAWN);
             type = IntentEvent.Type.WITHDRAWN;
             break;
+
         default:
             transientStateChangeOnly = true;
             prevParking = null;
@@ -233,22 +244,4 @@
     public void removeInstalledIntents(IntentId intentId) {
         installable.remove(intentId);
     }
-
-    public final class RemoteIntentStateListener extends EntryAdapter<IntentId, IntentState> {
-
-        @Override
-        public void onEntryEvent(EntryEvent<IntentId, IntentState> event) {
-            final Member myself = theInstance.getCluster().getLocalMember();
-            if (!myself.equals(event.getMember())) {
-                // When Intent state was modified by remote node,
-                // clear local transient state.
-                final IntentId intentId = event.getKey();
-                IntentState oldState = transientStates.remove(intentId);
-                if (oldState != null) {
-                    log.debug("{} state updated remotely, removing transient state {}",
-                              intentId, oldState);
-                }
-            }
-        }
-    }
 }