1 files changed, 99 insertions, 0 deletions
diff --git a/v3po/data-impl/src/main/java/io/fd/honeycomb/v3po/data/impl/DataBroker.java b/v3po/data-impl/src/main/java/io/fd/honeycomb/v3po/data/impl/DataBroker.java
new file mode 100644
index 000000000..7b4d93baa
--- /dev/null
+++ b/v3po/data-impl/src/main/java/io/fd/honeycomb/v3po/data/impl/DataBroker.java
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * 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 io.fd.honeycomb.v3po.data.impl;
+
+import com.google.common.base.Preconditions;
+import io.fd.honeycomb.v3po.data.ReadableDataTree;
+import io.fd.honeycomb.v3po.data.ModifiableDataTree;
+import io.fd.honeycomb.v3po.data.DataTreeSnapshot;
+import java.util.Collections;
+import java.util.Map;
+import javax.annotation.Nonnull;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataBrokerExtension;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataChangeListener;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadOnlyTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+
+/**
+ * Data Broker which provides data transaction functionality for YANG capable data provider
+ * using {@link NormalizedNode} data format.
+ */
+public class DataBroker implements DOMDataBroker {
+
+    private final ReadableDataTree operationalData;
+    private final ModifiableDataTree configDataTree;
+
+    /**
+     * Creates DataBroker instance.
+     *
+     * @param operationalData operational data
+     * @param configDataTree  configuration data
+     */
+    public DataBroker(@Nonnull final ReadableDataTree operationalData,
+                      @Nonnull final ModifiableDataTree configDataTree) {
+        this.operationalData = Preconditions.checkNotNull(operationalData, "operationalData should not be null");
+        this.configDataTree = Preconditions.checkNotNull(configDataTree, "configDataProxy should not be null");
+    }
+
+    @Override
+    public DOMDataReadOnlyTransaction newReadOnlyTransaction() {
+        return new ReadOnlyTransaction(operationalData, configDataTree.takeSnapshot());
+    }
+
+    @Override
+    public DOMDataReadWriteTransaction newReadWriteTransaction() {
+        // todo use the same snapshot
+        final DataTreeSnapshot configSnapshot = configDataTree.takeSnapshot();
+        final DOMDataReadOnlyTransaction readOnlyTx = new ReadOnlyTransaction(operationalData, configSnapshot);
+        final DOMDataWriteTransaction writeOnlyTx = new WriteTransaction(configDataTree, configSnapshot);
+        return new ReadWriteTransaction(readOnlyTx, writeOnlyTx);
+    }
+
+    @Override
+    public DOMDataWriteTransaction newWriteOnlyTransaction() {
+        return new WriteTransaction(configDataTree);
+    }
+
+    @Override
+    public ListenerRegistration<DOMDataChangeListener> registerDataChangeListener(final LogicalDatastoreType store,
+                                                                                  final YangInstanceIdentifier path,
+                                                                                  final DOMDataChangeListener listener,
+                                                                                  final DataChangeScope triggeringScope) {
+        throw new UnsupportedOperationException("Not supported");
+    }
+
+    @Override
+    public DOMTransactionChain createTransactionChain(final TransactionChainListener listener) {
+        throw new UnsupportedOperationException("Not supported");
+    }
+
+    @Nonnull
+    @Override
+    public Map<Class<? extends DOMDataBrokerExtension>, DOMDataBrokerExtension> getSupportedExtensions() {
+        return Collections.emptyMap();
+    }
+}
+
+