StorageManager with associated new primitive builders

Change-Id: Ic5d7048cda5ea5e7e86df2d2390c16eea850cd83
diff --git a/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/NewDefaultTransactionContext.java b/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/NewDefaultTransactionContext.java
new file mode 100644
index 0000000..39d24cf
--- /dev/null
+++ b/core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/NewDefaultTransactionContext.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.store.primitives.impl;
+
+import java.util.Set;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import org.onosproject.store.primitives.DistributedPrimitiveCreator;
+import org.onosproject.store.primitives.TransactionId;
+import org.onosproject.store.service.Serializer;
+import org.onosproject.store.service.TransactionContext;
+import org.onosproject.store.service.TransactionalMap;
+
+import com.google.common.collect.Sets;
+
+/**
+ * Default implementation of transaction context.
+ */
+public class NewDefaultTransactionContext implements TransactionContext {
+
+    private final AtomicBoolean isOpen = new AtomicBoolean(false);
+    private final DistributedPrimitiveCreator creator;
+    private final TransactionId transactionId;
+    private final TransactionCoordinator transactionCoordinator;
+    private final Set<TransactionParticipant> txParticipants = Sets.newConcurrentHashSet();
+
+    public NewDefaultTransactionContext(TransactionId transactionId,
+            DistributedPrimitiveCreator creator,
+            TransactionCoordinator transactionCoordinator) {
+        this.transactionId = transactionId;
+        this.creator = creator;
+        this.transactionCoordinator = transactionCoordinator;
+    }
+
+    @Override
+    public String name() {
+        return transactionId.toString();
+    }
+
+    @Override
+    public TransactionId transactionId() {
+        return transactionId;
+    }
+
+    @Override
+    public boolean isOpen() {
+        return isOpen.get();
+    }
+
+    @Override
+    public void begin() {
+        if (!isOpen.compareAndSet(false, true)) {
+            throw new IllegalStateException("TransactionContext is already open");
+        }
+    }
+
+    @Override
+    public boolean commit() {
+        transactionCoordinator.commit(transactionId, txParticipants).getNow(null);
+        return true;
+    }
+
+    @Override
+    public void abort() {
+        isOpen.set(false);
+    }
+
+    @Override
+    public <K, V> TransactionalMap<K, V> getTransactionalMap(String mapName,
+            Serializer serializer) {
+        // FIXME: Do not create duplicates.
+        DefaultTransactionalMap<K, V> txMap = new DefaultTransactionalMap<K, V>(mapName,
+                creator.<K, V>newAsyncConsistentMap(mapName, serializer),
+                this,
+                serializer);
+        txParticipants.add(txMap);
+        return txMap;
+    }
+}
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