1 files changed, 107 insertions, 0 deletions
diff --git a/adapters/mso-adapters-rest-interface/src/main/java/org/onap/so/openstack/mappers/NetworkInfoMapper.java b/adapters/mso-adapters-rest-interface/src/main/java/org/onap/so/openstack/mappers/NetworkInfoMapper.java
new file mode 100644
index 0000000000..aa0f17810e
--- /dev/null
+++ b/adapters/mso-adapters-rest-interface/src/main/java/org/onap/so/openstack/mappers/NetworkInfoMapper.java
@@ -0,0 +1,107 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.openstack.mappers;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+import org.javatuples.Pair;
+import org.onap.so.openstack.beans.NetworkInfo;
+import org.onap.so.openstack.beans.NetworkStatus;
+
+import com.woorea.openstack.quantum.model.Network;
+import com.woorea.openstack.quantum.model.Segment;
+
+public class NetworkInfoMapper {
+
+	private final Network network;
+	private final Map<String,NetworkStatus> networkStatusMap = new HashMap<>();
+
+	public NetworkInfoMapper(Network network) {
+		this.network = network;
+		configureNetworkStatusMap();
+	}
+	
+	/**
+	 * Capture the data from a Neutron Network object.
+	 *
+	 * For MSO, there are assumptions regarding all networks.
+	 * - Everything will be a provider network
+	 * - All provider networks are VLANs
+	 * - Multiple VLANs are supported, and indicated by multi-provider segments.
+	 *   Each will have the same physical network & network type "vlan".
+	 *
+	 * @param network
+	 */
+	public NetworkInfo map() {
+		final NetworkInfo info = new NetworkInfo();
+		if (network == null) {
+			info.setStatus(NetworkStatus.NOTFOUND);
+		} else {
+			info.setName(network.getName());
+			info.setId(network.getId());
+			info.setStatus(this.mapStatus(network.getStatus()));
+			Pair<Optional<String>, List<Integer>> result = locateVlanInformation(network);
+			Optional<String> value0 = result.getValue0();
+			if (value0.isPresent()) {
+				info.setProvider(value0.get());
+			}
+			info.setVlans(result.getValue1());
+			info.setSubnets(network.getSubnets());
+		}
+		return info;
+	}
+
+	protected NetworkStatus mapStatus(String status) {
+		return networkStatusMap.getOrDefault(status, NetworkStatus.UNKNOWN);
+	}
+	
+	protected Pair<Optional<String>, List<Integer>> locateVlanInformation(Network network) {
+		final List<Integer> vlans = new ArrayList<>();
+		Optional<String> provider = Optional.empty();
+		if (network.getProviderPhysicalNetwork() != null) {
+			provider = Optional.ofNullable(network.getProviderPhysicalNetwork());
+			if ("vlan".equals(network.getProviderNetworkType())) {
+				vlans.add(network.getProviderSegmentationId());
+			}
+		} else if (network.getSegments() != null && !network.getSegments().isEmpty()) {
+			Segment s = network.getSegments().get(0);
+			provider = Optional.ofNullable(s.getProviderPhysicalNetwork());
+			if ("vlan".equals(s.getProviderNetworkType())) {
+				for (Segment s1 : network.getSegments()) {
+					vlans.add(s1.getProviderSegmentationId());
+				}
+			}
+		}
+		
+		return Pair.with(provider, vlans);
+	}
+	
+	private void configureNetworkStatusMap() {
+		networkStatusMap.put("ACTIVE", NetworkStatus.ACTIVE);
+		networkStatusMap.put("DOWN", NetworkStatus.DOWN);
+		networkStatusMap.put("BUILD", NetworkStatus.BUILD);
+		networkStatusMap.put("ERROR", NetworkStatus.ERROR);
+	}
+}