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diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/SubInterfaceL2Customizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/translate/v3po/interfaces/SubInterfaceL2Customizer.java
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+/*
+ * 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.translate.v3po.interfaces;
+
+import io.fd.honeycomb.translate.write.WriteContext;
+import io.fd.honeycomb.translate.spi.write.WriterCustomizer;
+import io.fd.honeycomb.translate.v3po.util.FutureJVppCustomizer;
+import io.fd.honeycomb.translate.v3po.util.NamingContext;
+import io.fd.honeycomb.translate.v3po.util.SubInterfaceUtils;
+import io.fd.honeycomb.translate.write.WriteFailedException;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.interfaces._interface.sub.interfaces.SubInterface;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.interfaces._interface.sub.interfaces.SubInterfaceKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.base.attributes.L2;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.openvpp.jvpp.future.FutureJVpp;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Customizer for writing vlan sub interface l2 configuration
+ */
+public class SubInterfaceL2Customizer extends FutureJVppCustomizer implements WriterCustomizer<L2> {
+
+ private static final Logger LOG = LoggerFactory.getLogger(SubInterfaceL2Customizer.class);
+ private final NamingContext interfaceContext;
+ private final InterconnectionWriteUtils icWriterUtils;
+
+ public SubInterfaceL2Customizer(final FutureJVpp vppApi, final NamingContext interfaceContext,
+ final NamingContext bridgeDomainContext) {
+ super(vppApi);
+ this.interfaceContext = interfaceContext;
+ this.icWriterUtils = new InterconnectionWriteUtils(vppApi, interfaceContext, bridgeDomainContext);
+ }
+
+ @Override
+ public void writeCurrentAttributes(@Nonnull final InstanceIdentifier<L2> id, @Nonnull final L2 dataAfter,
+ @Nonnull final WriteContext writeContext)
+ throws WriteFailedException {
+ final String subInterfaceName = getSubInterfaceName(id);
+ final int subInterfaceIndex = interfaceContext.getIndex(subInterfaceName, writeContext.getMappingContext());
+ setL2(id, subInterfaceIndex, subInterfaceName, dataAfter, writeContext);
+ }
+
+ private String getSubInterfaceName(@Nonnull final InstanceIdentifier<L2> id) {
+ final InterfaceKey parentInterfacekey = id.firstKeyOf(Interface.class);
+ final SubInterfaceKey subInterfacekey = id.firstKeyOf(SubInterface.class);
+ return SubInterfaceUtils
+ .getSubInterfaceName(parentInterfacekey.getName(), subInterfacekey.getIdentifier().intValue());
+ }
+
+ @Override
+ public void updateCurrentAttributes(@Nonnull final InstanceIdentifier<L2> id, @Nonnull final L2 dataBefore,
+ @Nonnull final L2 dataAfter, @Nonnull final WriteContext writeContext)
+ throws WriteFailedException {
+
+ final String subInterfaceName = getSubInterfaceName(id);
+ final int subInterfaceIndex = interfaceContext.getIndex(subInterfaceName, writeContext.getMappingContext());
+ // TODO handle update properly (if possible)
+ setL2(id, subInterfaceIndex, subInterfaceName, dataAfter, writeContext);
+ }
+
+ @Override
+ public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<L2> id, @Nonnull final L2 dataBefore,
+ @Nonnull final WriteContext writeContext) throws WriteFailedException {
+ final String subInterfaceName = getSubInterfaceName(id);
+ final int subInterfaceIndex = interfaceContext.getIndex(subInterfaceName, writeContext.getMappingContext());
+ deleteL2(id, subInterfaceIndex, subInterfaceName, dataBefore, writeContext);
+ }
+
+ private void setL2(final InstanceIdentifier<L2> id, final int swIfIndex, final String ifcName, final L2 l2,
+ final WriteContext writeContext)
+ throws WriteFailedException {
+ LOG.debug("Setting L2 for sub-interface: {}", ifcName);
+ icWriterUtils.setInterconnection(id, swIfIndex, ifcName, l2.getInterconnection(), writeContext);
+ }
+
+ private void deleteL2(final InstanceIdentifier<L2> id, final int swIfIndex, final String ifcName, final L2 l2Before,
+ final WriteContext writeContext)
+ throws WriteFailedException {
+ LOG.debug("Deleting L2 for sub-interface: {}", ifcName);
+ icWriterUtils.deleteInterconnection(id, swIfIndex, ifcName, l2Before.getInterconnection(), writeContext);
+ }
+}