Code refactor - more code in Vpp manipulation.

[honeycomb.git] / vbd / impl / src / main / java / io / fd / honeycomb / vbd / impl / VbdUtil.java

diff --git a/vbd/impl/src/main/java/io/fd/honeycomb/vbd/impl/VbdUtil.java b/vbd/impl/src/main/java/io/fd/honeycomb/vbd/impl/VbdUtil.java
new file mode 100644 (file)
index 0000000..ecc9703
--- /dev/null
+++ b/vbd/impl/src/main/java/io/fd/honeycomb/vbd/impl/VbdUtil.java
@@ -0,0 +1,37 @@
+/**
+ * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
+ * <p>
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package io.fd.honeycomb.vbd.impl;
+
+
+import com.google.common.base.Optional;
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
+import org.opendaylight.controller.md.sal.binding.api.MountPoint;
+import org.opendaylight.controller.md.sal.binding.api.MountPointService;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+public class VbdUtil {
+
+    private VbdUtil() {
+        throw new UnsupportedOperationException("Can't instantiate util class");
+    }
+
+    static DataBroker resolveDataBrokerForMountPoint(final InstanceIdentifier<Node> iiToMountPoint, final MountPointService mountService) {
+        final Optional<MountPoint> vppMountPointOpt = mountService.getMountPoint(iiToMountPoint);
+        if (vppMountPointOpt.isPresent()) {
+            final MountPoint vppMountPoint = vppMountPointOpt.get();
+            final Optional<DataBroker> dataBrokerOpt = vppMountPoint.getService(DataBroker.class);
+            if (dataBrokerOpt.isPresent()) {
+                return dataBrokerOpt.get();
+            }
+        }
+        return null;
+    }
+
+
+}