ONOS-2184 - Implemented Virtual Network DeviceService and LinkService to use
VirtualNetwork service.
Change-Id: I695af440bc2fc5d688f8b9cf5201375bacd02e8a
diff --git a/incubator/net/src/main/java/org/onosproject/incubator/net/virtual/impl/VirtualNetworkLinkService.java b/incubator/net/src/main/java/org/onosproject/incubator/net/virtual/impl/VirtualNetworkLinkService.java
new file mode 100644
index 0000000..7af0267
--- /dev/null
+++ b/incubator/net/src/main/java/org/onosproject/incubator/net/virtual/impl/VirtualNetworkLinkService.java
@@ -0,0 +1,156 @@
+/*
+ * Copyright 2016-present 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.incubator.net.virtual.impl;
+
+import org.onosproject.event.AbstractListenerManager;
+import org.onosproject.incubator.net.virtual.VirtualLink;
+import org.onosproject.incubator.net.virtual.VirtualNetwork;
+import org.onosproject.incubator.net.virtual.VirtualNetworkService;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.Link;
+import org.onosproject.net.link.LinkEvent;
+import org.onosproject.net.link.LinkListener;
+import org.onosproject.net.link.LinkService;
+
+import java.util.Optional;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Link service implementation built on the virtual network service.
+ */
+public class VirtualNetworkLinkService extends AbstractListenerManager<LinkEvent, LinkListener>
+ implements LinkService, VnetService {
+
+ private static final String NETWORK_NULL = "Network ID cannot be null";
+ private static final String DEVICE_NULL = "Device cannot be null";
+ private static final String CONNECT_POINT_NULL = "Connect point cannot be null";
+
+ private final VirtualNetwork network;
+ private final VirtualNetworkService manager;
+
+ /**
+ * Creates a new VirtualNetworkLinkService object.
+ *
+ * @param virtualNetworkManager virtual network manager service
+ * @param network virtual network
+ */
+ public VirtualNetworkLinkService(VirtualNetworkService virtualNetworkManager, VirtualNetwork network) {
+ checkNotNull(network, NETWORK_NULL);
+ this.network = network;
+ this.manager = virtualNetworkManager;
+ }
+
+ @Override
+ public VirtualNetwork network() {
+ return network;
+ }
+
+ @Override
+ public int getLinkCount() {
+ return manager.getVirtualLinks(this.network.id()).size();
+ }
+
+ @Override
+ public Iterable<Link> getLinks() {
+ return manager.getVirtualLinks(this.network.id()).stream().collect(Collectors.toSet());
+ }
+
+ @Override
+ public Iterable<Link> getActiveLinks() {
+
+ return manager.getVirtualLinks(this.network.id())
+ .stream()
+ .filter(link -> (link.state().equals(Link.State.ACTIVE)))
+ .collect(Collectors.toSet());
+ }
+
+ @Override
+ public Set<Link> getDeviceLinks(DeviceId deviceId) {
+ checkNotNull(deviceId, DEVICE_NULL);
+ return manager.getVirtualLinks(this.network.id())
+ .stream()
+ .filter(link -> (deviceId.equals(link.src().elementId()) ||
+ deviceId.equals(link.dst().elementId())))
+ .collect(Collectors.toSet());
+ }
+
+ @Override
+ public Set<Link> getDeviceEgressLinks(DeviceId deviceId) {
+ checkNotNull(deviceId, DEVICE_NULL);
+ return manager.getVirtualLinks(this.network.id())
+ .stream()
+ .filter(link -> (deviceId.equals(link.dst().elementId())))
+ .collect(Collectors.toSet());
+ }
+
+ @Override
+ public Set<Link> getDeviceIngressLinks(DeviceId deviceId) {
+ checkNotNull(deviceId, DEVICE_NULL);
+ return manager.getVirtualLinks(this.network.id())
+ .stream()
+ .filter(link -> (deviceId.equals(link.src().elementId())))
+ .collect(Collectors.toSet());
+ }
+
+ @Override
+ public Set<Link> getLinks(ConnectPoint connectPoint) {
+ checkNotNull(connectPoint, CONNECT_POINT_NULL);
+ return manager.getVirtualLinks(this.network.id())
+ .stream()
+ .filter(link -> (connectPoint.equals(link.src()) ||
+ connectPoint.equals(link.dst())))
+ .collect(Collectors.toSet());
+ }
+
+ @Override
+ public Set<Link> getEgressLinks(ConnectPoint connectPoint) {
+ checkNotNull(connectPoint, CONNECT_POINT_NULL);
+ return manager.getVirtualLinks(this.network.id())
+ .stream()
+ .filter(link -> (connectPoint.equals(link.dst())))
+ .collect(Collectors.toSet());
+ }
+
+ @Override
+ public Set<Link> getIngressLinks(ConnectPoint connectPoint) {
+ checkNotNull(connectPoint, CONNECT_POINT_NULL);
+ return manager.getVirtualLinks(this.network.id())
+ .stream()
+ .filter(link -> (connectPoint.equals(link.src())))
+ .collect(Collectors.toSet());
+ }
+
+ @Override
+ public Link getLink(ConnectPoint src, ConnectPoint dst) {
+ checkNotNull(src, CONNECT_POINT_NULL);
+ checkNotNull(dst, CONNECT_POINT_NULL);
+ Optional<VirtualLink> foundLink = manager.getVirtualLinks(this.network.id())
+ .stream()
+ .filter(link -> (src.equals(link.src()) &&
+ dst.equals(link.dst())))
+ .findFirst();
+
+ if (foundLink.isPresent()) {
+ return foundLink.get();
+ }
+ return null;
+ }
+}