Upgrade to Service Path 1.7
[transportpce.git] / common / src / main / java / org / opendaylight / transportpce / common / mapping / PortMappingVersion221.java
index 3e3d02b613778ebbc7dfcad1acc94dddfb60030a..1cc524d23ba7772500d9a2e5ffb4cfc20501bc32 100644 (file)
@@ -7,38 +7,48 @@
  */
 
 package org.opendaylight.transportpce.common.mapping;
-import com.google.common.util.concurrent.CheckedFuture;
+
+import com.google.common.util.concurrent.FluentFuture;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.Comparator;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
-import java.util.Set;
+import java.util.concurrent.ExecutionException;
 import java.util.stream.Collectors;
-
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.mdsal.binding.api.DataBroker;
+import org.opendaylight.mdsal.binding.api.WriteTransaction;
+import org.opendaylight.mdsal.common.api.CommitInfo;
+import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
 import org.opendaylight.transportpce.common.StringConstants;
 import org.opendaylight.transportpce.common.Timeouts;
 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.Network;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.NetworkBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.Nodes;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.NodesBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.NodesKey;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.CpToDegree;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.CpToDegreeBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.CpToDegreeKey;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.Mapping;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.MappingBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.MappingKey;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev161014.NodeTypes;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.Port;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.Network;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.NetworkBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.Nodes;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.NodesBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.NodesKey;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.CpToDegree;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.CpToDegreeBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.CpToDegreeKey;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.Mapping;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.MappingBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.MappingKey;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.NodeInfo;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.NodeInfo.OpenroadmVersion;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.NodeInfoBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.SwitchingPoolLcp;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.SwitchingPoolLcpBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.switching.pool.lcp.NonBlockingList;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.switching.pool.lcp.NonBlockingListBuilder;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.Direction;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.PortQual;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.XpdrNodeTypes;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.CircuitPack;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.circuit.pack.Ports;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.circuit.pack.PortsKey;
@@ -48,14 +58,18 @@ import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.degree.C
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.interfaces.grp.Interface;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.interfaces.grp.InterfaceKey;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.OrgOpenroadmDevice;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.ConnectionMap;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.Degree;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.DegreeKey;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.Info;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.OduSwitchingPools;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.Protocols;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.SharedRiskGroup;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.SharedRiskGroupKey;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.Xponder;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org.openroadm.device.odu.switching.pools.non.blocking.list.PortList;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.port.Interfaces;
-
+import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.xponder.XpdrPort;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.InterfaceType;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.OpenROADMOpticalMultiplex;
 import org.opendaylight.yang.gen.v1.http.org.openroadm.interfaces.rev170626.OpticalTransport;
@@ -66,10 +80,6 @@ import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-
-
-
-
 public class PortMappingVersion221 {
     private static final Logger LOG = LoggerFactory.getLogger(PortMappingImpl.class);
 
@@ -78,32 +88,33 @@ public class PortMappingVersion221 {
     private final OpenRoadmInterfaces openRoadmInterfaces;
 
     public PortMappingVersion221(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
-                                 OpenRoadmInterfaces openRoadmInterfaces) {
+        OpenRoadmInterfaces openRoadmInterfaces) {
         this.dataBroker = dataBroker;
         this.deviceTransactionManager = deviceTransactionManager;
         this.openRoadmInterfaces = openRoadmInterfaces;
     }
 
     public boolean createMappingData(String nodeId) {
-
         LOG.info("Create Mapping Data for node 2.2.1 {}", nodeId);
         List<Mapping> portMapList = new ArrayList<>();
         InstanceIdentifier<Info> infoIID = InstanceIdentifier.create(OrgOpenroadmDevice.class).child(Info.class);
-        Optional<Info> deviceInfoOptional = this.deviceTransactionManager
-            .getDataFromDevice(nodeId, LogicalDatastoreType.OPERATIONAL, infoIID,
-            Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
-
+        Optional<Info> deviceInfoOptional = this.deviceTransactionManager.getDataFromDevice(nodeId, LogicalDatastoreType
+            .OPERATIONAL, infoIID, Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
         Info deviceInfo;
+        NodeInfo nodeInfo;
         if (deviceInfoOptional.isPresent()) {
             deviceInfo = deviceInfoOptional.get();
+            nodeInfo = createNodeInfo(deviceInfo);
+            if (nodeInfo == null) {
+                return false;
+            } else {
+                postPortMapping(nodeId, nodeInfo, null, null, null);
+            }
         } else {
             LOG.warn("Device info subtree is absent for {}", nodeId);
             return false;
         }
-        if (deviceInfo.getNodeType() == null) {
-            LOG.error("Node type field is missing"); // TODO make mandatory in yang
-            return false;
-        }
+
         switch (deviceInfo.getNodeType()) {
 
             case Rdm:
@@ -132,16 +143,14 @@ public class PortMappingVersion221 {
                 break;
 
         }
-        return postPortMapping(deviceInfo, portMapList, deviceInfo.getNodeType().getIntValue(), null);
+        return postPortMapping(nodeId, nodeInfo, portMapList, null, null);
     }
 
     public boolean updateMapping(String nodeId, Mapping oldMapping) {
-
-
         LOG.info("Updating Mapping Data {} for node {}", oldMapping, nodeId);
-        InstanceIdentifier<Ports> portIId = InstanceIdentifier.create(OrgOpenroadmDevice.class).child(
-                CircuitPacks.class, new CircuitPacksKey(oldMapping.getSupportingCircuitPackName())).child(Ports.class,
-                    new PortsKey(oldMapping.getSupportingPort()));
+        InstanceIdentifier<Ports> portIId = InstanceIdentifier.create(OrgOpenroadmDevice.class)
+            .child(CircuitPacks.class, new CircuitPacksKey(oldMapping.getSupportingCircuitPackName()))
+            .child(Ports.class, new PortsKey(oldMapping.getSupportingPort()));
         if ((oldMapping != null) && (nodeId != null)) {
             try {
                 Optional<Ports> portObject = deviceTransactionManager.getDataFromDevice(nodeId,
@@ -150,21 +159,20 @@ public class PortMappingVersion221 {
                 if (portObject.isPresent()) {
                     Ports port = portObject.get();
                     Mapping newMapping = createMappingObject(nodeId, port, oldMapping.getSupportingCircuitPackName(),
-                                                             oldMapping.getLogicalConnectionPoint());
+                        oldMapping.getLogicalConnectionPoint());
 
                     final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
-                    InstanceIdentifier<Mapping> mapIID = InstanceIdentifier.create(Network.class).child(Nodes.class,
-                        new NodesKey(nodeId)).child(Mapping.class,
-                        new MappingKey(oldMapping.getLogicalConnectionPoint()));
+                    InstanceIdentifier<Mapping> mapIID = InstanceIdentifier.create(Network.class)
+                        .child(Nodes.class, new NodesKey(nodeId))
+                        .child(Mapping.class, new MappingKey(oldMapping.getLogicalConnectionPoint()));
                     writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, mapIID, newMapping);
-                    CheckedFuture<Void, TransactionCommitFailedException> submit = writeTransaction.submit();
-                    submit.checkedGet();
+                    FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
+                    commit.get();
                     return true;
                 }
                 return false;
-            } catch (TransactionCommitFailedException e) {
-                LOG.error("Transaction Commit Error updating Mapping {} for node {}", oldMapping
-                        .getLogicalConnectionPoint(), nodeId, e);
+            } catch (InterruptedException | ExecutionException e) {
+                LOG.error("Error updating Mapping {} for node {}", oldMapping.getLogicalConnectionPoint(), nodeId, e);
                 return false;
             }
         } else {
@@ -176,51 +184,290 @@ public class PortMappingVersion221 {
     private boolean createXpdrPortMapping(String nodeId, List<Mapping> portMapList) {
         // Creating for Xponder Line and Client Ports
         InstanceIdentifier<OrgOpenroadmDevice> deviceIID = InstanceIdentifier.create(OrgOpenroadmDevice.class);
-        Optional<OrgOpenroadmDevice> deviceObject =
-                deviceTransactionManager.getDataFromDevice(nodeId, LogicalDatastoreType.OPERATIONAL, deviceIID,
-                    Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
-
+        Optional<OrgOpenroadmDevice> deviceObject = deviceTransactionManager.getDataFromDevice(nodeId,
+            LogicalDatastoreType.OPERATIONAL, deviceIID,
+            Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
+        OrgOpenroadmDevice device = null;
+        if (deviceObject.isPresent()) {
+            device = deviceObject.get();
+        } else {
+            LOG.error("Impossible to get device configuration for node {}", nodeId);
+            return false;
+        }
         // Variable to keep track of number of line ports
         int line = 1;
         // Variable to keep track of number of client ports
         int client = 1;
-        if (!deviceObject.isPresent() || deviceObject.get().getCircuitPacks() == null) {
+        Map<String, String> lcpMap = new HashMap<>();
+        Map<String, Mapping> mappingMap = new HashMap<>();
+
+        List<CircuitPacks> circuitPackList = null;
+        if (device.getCircuitPacks() == null) {
             LOG.warn("Circuit Packs are not present for {}", nodeId);
-            return false; // TODO return false or continue?
+            return false;
+        } else {
+            circuitPackList = deviceObject.get().getCircuitPacks();
+            circuitPackList.sort(Comparator.comparing(CircuitPack::getCircuitPackName));
         }
-
-        List<CircuitPacks> circuitPackList = deviceObject.get().getCircuitPacks();
-        circuitPackList.sort(Comparator.comparing(CircuitPack::getCircuitPackName));
-
-        for (CircuitPacks cp : circuitPackList) {
-            String circuitPackName = cp.getCircuitPackName();
-            if (cp.getPorts() == null) {
-                LOG.warn("Ports were not found for circuit pack: {}", circuitPackName);
-                continue;
+        if (device.getXponder() == null) {
+            LOG.warn("{} configuration does not contain a list of xponders", nodeId);
+            for (CircuitPacks cp : circuitPackList) {
+                String circuitPackName = cp.getCircuitPackName();
+                if (cp.getPorts() == null) {
+                    LOG.warn("Ports were not found for circuit pack: {}", circuitPackName);
+                    continue;
+                }
+                List<Ports> portList = cp.getPorts();
+                portList.sort(Comparator.comparing(Ports::getPortName));
+                for (Ports port : portList) {
+                    if (port.getPortQual() == null) {
+                        LOG.warn("PortQual was not found for port {} on circuit pack: {}", port.getPortName(),
+                            circuitPackName);
+                        continue;
+                    }
+                    if (PortQual.XpdrNetwork.getIntValue() == port.getPortQual().getIntValue()
+                        && port.getPortDirection().getIntValue() == Direction.Bidirectional.getIntValue()) {
+                        String lcp = "XPDR1-" + StringConstants.NETWORK_TOKEN + line;
+                        lcpMap.put(circuitPackName + '+' + port.getPortName(), lcp);
+                        mappingMap.put(lcp, createXpdrMappingObject(nodeId, port, circuitPackName, lcp, null, null,
+                            null, null));
+                        line++;
+                    } else if (PortQual.XpdrNetwork.getIntValue() == port.getPortQual().getIntValue()
+                        && port.getPortDirection().getIntValue() != Direction.Bidirectional.getIntValue()
+                        && port.getPartnerPort() != null
+                        && port.getPartnerPort().getCircuitPackName() != null
+                        && port.getPartnerPort().getPortName() != null) {
+                        if (lcpMap.containsKey(circuitPackName + '+' + port.getPortName())) {
+                            continue;
+                        }
+                        String lcp1 = "XPDR1-" + StringConstants.NETWORK_TOKEN + line;
+                        Optional<CircuitPacks> cpOpt = circuitPackList.stream().filter(cP -> cP.getCircuitPackName()
+                            .equals(port.getPartnerPort().getCircuitPackName())).findFirst();
+                        if (cpOpt.isPresent()) {
+                            Optional<Ports> poOpt = cpOpt.get().getPorts().stream().filter(p -> p.getPortName()
+                                .equals(port.getPartnerPort().getPortName().toString())).findFirst();
+                            if (poOpt.isPresent()) {
+                                Ports port2 = poOpt.get();
+                                if (checkPartnerPort(circuitPackName, port, port2)) {
+                                    String lcp2 = new StringBuilder("XPDR1-").append(StringConstants.NETWORK_TOKEN)
+                                        .append(line + 1).toString();
+                                    if (!lcpMap.containsKey(lcp1) && !lcpMap.containsKey(lcp2)) {
+                                        lcpMap.put(circuitPackName + '+' + port.getPortName(), lcp1);
+                                        lcpMap.put(cpOpt.get().getCircuitPackName() + '+' + port2.getPortName(), lcp2);
+                                        mappingMap.put(lcp1, createXpdrMappingObject(nodeId, port, circuitPackName,
+                                            lcp1, lcp2, null, null, null));
+                                        mappingMap.put(lcp2, createXpdrMappingObject(nodeId, port2, cpOpt.get()
+                                            .getCircuitPackName(), lcp2, lcp1, null, null, null));
+                                    } else {
+                                        LOG.warn("mapping already exists for {} or {}", lcp1, lcp2);
+                                    }
+                                    line += 2;
+                                } else {
+                                    LOG.error("port {} on {} is not a correct partner port of {} on  {}",
+                                        port2.getPortName(), cpOpt.get().getCircuitPackName(), port.getPortName(),
+                                        circuitPackName);
+                                }
+                            } else {
+                                LOG.error("Error fetching port {} on {} for {}", port.getPartnerPort().getPortName(),
+                                    port.getPartnerPort().getCircuitPackName(), nodeId);
+                            }
+                        } else {
+                            LOG.error("Error fetching circuit-pack {} for {}", port.getPartnerPort()
+                                .getCircuitPackName(), nodeId);
+                        }
+                    } else if (PortQual.XpdrClient.getIntValue() == port.getPortQual().getIntValue()) {
+                        String lcp = "XPDR1-" + StringConstants.CLIENT_TOKEN + client;
+                        lcpMap.put(circuitPackName + '+' + port.getPortName(), lcp);
+                        mappingMap.put(lcp, createXpdrMappingObject(nodeId, port, circuitPackName, lcp, null, null,
+                            null, null));
+                        client++;
+                    } else {
+                        LOG.warn("Error in the configuration of port {} of {} for {}", port.getPortName(),
+                            circuitPackName,
+                            nodeId);
+                    }
+                }
+            }
+        } else {
+            LOG.info("{} configuration contains a list of xponders", nodeId);
+            for (Xponder xponder:deviceObject.get().getXponder()) {
+                line = 1;
+                client = 1;
+                Integer xponderNb = xponder.getXpdrNumber();
+                XpdrNodeTypes xponderType = xponder.getXpdrType();
+                for (XpdrPort xpdrPort : xponder.getXpdrPort()) {
+                    String circuitPackName = xpdrPort.getCircuitPackName();
+                    String portName = xpdrPort.getPortName().toString();
+                    Ports port = device.getCircuitPacks().stream().filter(cp -> cp.getCircuitPackName()
+                        .equals(circuitPackName)).findFirst().get().getPorts().stream().filter(p -> p.getPortName()
+                        .equals(portName)).findFirst().get();
+                    if (port.getPortQual() == null) {
+                        LOG.warn("PortQual was not found for port {} on circuit pack: {}", port.getPortName(),
+                                circuitPackName);
+                        continue;
+                    }
+                    if ((PortQual.XpdrNetwork.getIntValue() == port.getPortQual().getIntValue()
+                        || PortQual.SwitchNetwork.getIntValue() == port.getPortQual().getIntValue())
+                        && port.getPortDirection().getIntValue() == Direction.Bidirectional.getIntValue()) {
+                        String lcp = "XPDR" + xponderNb + "-" + StringConstants.NETWORK_TOKEN + line;
+                        lcpMap.put(circuitPackName + '+' + port.getPortName(), lcp);
+                        mappingMap.put(lcp, createXpdrMappingObject(nodeId, port, circuitPackName, lcp, null, null,
+                            null, xponderType));
+                        line++;
+                    } else if ((PortQual.XpdrNetwork.getIntValue() == port.getPortQual().getIntValue()
+                        || PortQual.SwitchNetwork.getIntValue() == port.getPortQual().getIntValue())
+                        && port.getPortDirection().getIntValue() != Direction.Bidirectional.getIntValue()
+                        && port.getPartnerPort() != null
+                        && port.getPartnerPort().getCircuitPackName() != null
+                        && port.getPartnerPort().getPortName() != null) {
+                        if (lcpMap.containsKey(circuitPackName + '+' + port.getPortName())) {
+                            continue;
+                        }
+                        String lcp1 = "XPDR" + xponderNb + "-" + StringConstants.NETWORK_TOKEN + line;
+
+                        Optional<CircuitPacks> cpOpt = circuitPackList.stream().filter(cP -> cP.getCircuitPackName()
+                            .equals(port.getPartnerPort().getCircuitPackName())).findFirst();
+                        if (cpOpt.isPresent()) {
+                            Optional<Ports> poOpt = cpOpt.get().getPorts().stream().filter(p -> p.getPortName().equals(
+                                port.getPartnerPort().getPortName().toString())).findFirst();
+                            if (poOpt.isPresent()) {
+                                Ports port2 = poOpt.get();
+                                if (checkPartnerPort(circuitPackName, port, port2)) {
+                                    String lcp2 = new StringBuilder("XPDR").append(xponderNb).append("-").append(
+                                        StringConstants.NETWORK_TOKEN).append(line + 1).toString();
+                                    if (!lcpMap.containsKey(lcp1) && !lcpMap.containsKey(lcp2)) {
+                                        lcpMap.put(circuitPackName + '+' + port.getPortName(), lcp1);
+                                        lcpMap.put(cpOpt.get().getCircuitPackName() + '+' + port2.getPortName(), lcp2);
+                                        mappingMap.put(lcp1, createXpdrMappingObject(nodeId, port, circuitPackName,
+                                            lcp1, lcp2, null, null, xponderType));
+                                        mappingMap.put(lcp2, createXpdrMappingObject(nodeId, port2, cpOpt.get()
+                                            .getCircuitPackName(), lcp2, lcp1, null, null, xponderType));
+                                    } else {
+                                        LOG.warn("mapping already exists for {} or {}", lcp1, lcp2);
+                                    }
+                                    line += 2;
+                                } else {
+                                    LOG.error("port {} on {} is not a correct partner port of {} on  {}", port2
+                                        .getPortName(), cpOpt.get().getCircuitPackName(), port.getPortName(),
+                                        circuitPackName);
+                                }
+                            } else {
+                                LOG.error("Error fetching port {} on {} for {}", port.getPartnerPort().getPortName(),
+                                    port.getPartnerPort().getCircuitPackName(), nodeId);
+                            }
+                        } else {
+                            LOG.error("Error fetching circuit-pack {} for {}", port.getPartnerPort()
+                                .getCircuitPackName(), nodeId);
+                        }
+                    } else if (PortQual.XpdrClient.getIntValue() == port.getPortQual().getIntValue()
+                        || PortQual.SwitchClient.getIntValue() == port.getPortQual().getIntValue()) {
+                        String lcp = "XPDR" + xponderNb + "-" + StringConstants.CLIENT_TOKEN + client;
+                        lcpMap.put(circuitPackName + '+' + port.getPortName(), lcp);
+                        mappingMap.put(lcp, createXpdrMappingObject(nodeId, port, circuitPackName, lcp, null, null,
+                            null, null));
+                        client++;
+                    } else {
+                        LOG.warn("Error in the configuration of port {} of {} for {}", port.getPortName(),
+                            circuitPackName, nodeId);
+                    }
+                }
             }
-            for (Ports port : cp.getPorts()) {
-                if (Port.PortQual.XpdrNetwork.getName().equals(port.getPortQual().getName())) {
-                    portMapList.add(createMappingObject(nodeId, port, circuitPackName,
-                            "XPDR1-" + StringConstants.NETWORK_TOKEN + line));
-                    line++;
-                } else if (Port.PortQual.XpdrClient.getName().equals(port.getPortQual().getName())) {
-                    portMapList.add(createMappingObject(nodeId, port, circuitPackName,
-                            "XPDR1-" + StringConstants.CLIENT_TOKEN + client));
-                    client++;
+        }
+
+        if (device.getConnectionMap() != null) {
+            List<ConnectionMap> connectionMap = deviceObject.get().getConnectionMap();
+            String slcp = null;
+            String dlcp = null;
+            for (ConnectionMap cm : connectionMap) {
+                String skey = cm.getSource().getCircuitPackName() + "+" + cm.getSource().getPortName();
+                if (lcpMap.containsKey(skey)) {
+                    slcp = lcpMap.get(skey);
+                }
+                String dkey = cm.getDestination().get(0).getCircuitPackName() + "+"
+                    + cm.getDestination().get(0).getPortName();
+                if (lcpMap.containsKey(dkey)) {
+                    dlcp = lcpMap.get(dkey);
+                }
+                if (slcp != null) {
+                    Mapping mapping = mappingMap.get(slcp);
+                    mappingMap.remove(slcp);
+                    portMapList.add(createXpdrMappingObject(nodeId, null, null, null, null, mapping, dlcp, null));
                 } else {
-                    LOG.warn("Not supported type of port! Port type: {}", port.getPortQual().getName());
+                    LOG.error("Error in connection-map analysis");
                 }
             }
+        } else {
+            LOG.warn("No connection-map inside device configuration");
+        }
+        if (device.getOduSwitchingPools() != null) {
+            List<OduSwitchingPools> oduSwithcingPools = device.getOduSwitchingPools();
+            List<SwitchingPoolLcp> switchingPoolList = new ArrayList<>();
+            for (OduSwitchingPools odp : oduSwithcingPools) {
+                List<NonBlockingList> nblList = new ArrayList<>();
+                for (org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.org.openroadm.device.container.org
+                    .openroadm.device.odu.switching.pools.NonBlockingList nbl : odp.getNonBlockingList()) {
+                    List<String> lcpList = new ArrayList<>();
+                    if (nbl.getPortList() != null) {
+                        for (PortList item : nbl.getPortList()) {
+                            String key = item.getCircuitPackName() + "+" + item.getPortName();
+                            if (lcpMap.containsKey(key)) {
+                                lcpList.add(lcpMap.get(key));
+                            } else {
+                                LOG.error("error : port {} of {} is not associated to a logical connection point",
+                                    item.getPortName(), item.getCircuitPackName());
+                            }
+                        }
+                        NonBlockingList nonBlockingList = new NonBlockingListBuilder()
+                            .setNblNumber(nbl.getNblNumber())
+                            .setInterconnectBandwidth(nbl.getInterconnectBandwidth())
+                            .setInterconnectBandwidthUnit(nbl.getInterconnectBandwidthUnit())
+                            .setLcpList(lcpList)
+                            .build();
+                        nblList.add(nonBlockingList);
+                    }
+                }
+                SwitchingPoolLcp splBldr = new SwitchingPoolLcpBuilder()
+                    .setSwitchingPoolNumber(odp.getSwitchingPoolNumber())
+                    .setSwitchingPoolType(odp.getSwitchingPoolType())
+                    .setNonBlockingList(nblList)
+                    .build();
+                switchingPoolList.add(splBldr);
+            }
+            postPortMapping(nodeId, null, null, null, switchingPoolList);
+        }
+
+        if (!mappingMap.isEmpty()) {
+            mappingMap.forEach((k,v) -> portMapList.add(v));
         }
         return true;
     }
 
-
+    private boolean checkPartnerPort(String circuitPackName, Ports port1, Ports port2) {
+        if ((Direction.Rx.getIntValue() == port1.getPortDirection().getIntValue()
+            && Direction.Tx.getIntValue() == port2.getPortDirection().getIntValue()
+            && port2.getPartnerPort() != null
+            && port2.getPartnerPort().getCircuitPackName() != null
+            && port2.getPartnerPort().getPortName() != null
+            && port2.getPartnerPort().getCircuitPackName().equals(circuitPackName)
+            && port2.getPartnerPort().getPortName().equals(port1.getPortName()))
+            ||
+            (Direction.Tx.getIntValue() == port1.getPortDirection().getIntValue()
+            && Direction.Rx.getIntValue() == port2.getPortDirection().getIntValue()
+            && port2.getPartnerPort() != null
+            && port2.getPartnerPort().getCircuitPackName() != null
+            && port2.getPartnerPort().getPortName() != null
+            && port2.getPartnerPort().getCircuitPackName().equals(circuitPackName)
+            && port2.getPartnerPort().getPortName().equals(port1.getPortName()))) {
+            return true;
+        } else {
+            return false;
+        }
+    }
 
     private HashMap<Integer, List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg
-            .CircuitPacks>> getSrgCps(String deviceId, Info ordmInfo) {
+        .CircuitPacks>> getSrgCps(String deviceId, Info ordmInfo) {
         HashMap<Integer, List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg
-                .CircuitPacks>> cpPerSrg = new HashMap<>();
+            .CircuitPacks>> cpPerSrg = new HashMap<>();
         Integer maxSrg;
         // Get value for max Srg from info subtree, required for iteration
         // if not present assume to be 20 (temporary)
@@ -230,11 +477,11 @@ public class PortMappingVersion221 {
             maxSrg = 20;
         }
         for (int srgCounter = 1; srgCounter <= maxSrg; srgCounter++) {
-            List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg.CircuitPacks> srgCps =
-                    new ArrayList<>();
+            List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg.CircuitPacks> srgCps
+                = new ArrayList<>();
             LOG.info("Getting Circuitpacks for Srg Number {}", srgCounter);
             InstanceIdentifier<SharedRiskGroup> srgIID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
-                    .child(SharedRiskGroup.class, new SharedRiskGroupKey(srgCounter));
+                .child(SharedRiskGroup.class, new SharedRiskGroupKey(srgCounter));
             Optional<SharedRiskGroup> ordmSrgObject = this.deviceTransactionManager.getDataFromDevice(deviceId,
                 LogicalDatastoreType.OPERATIONAL, srgIID,
                 Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
@@ -247,43 +494,88 @@ public class PortMappingVersion221 {
         return cpPerSrg;
     }
 
+    //last LOG info message in this method is too long
+    @SuppressWarnings("checkstyle:linelength")
     private boolean createPpPortMapping(String nodeId, Info deviceInfo, List<Mapping> portMapList) {
         // Creating mapping data for SRG's PP
-        HashMap<Integer, List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg
-                .CircuitPacks>> srgCps = getSrgCps(nodeId, deviceInfo);
-        Set<Map.Entry<Integer, List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019
-                .srg.CircuitPacks>>> circuitPacks = srgCps.entrySet();
-        for (Map.Entry<Integer, List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg
-                .CircuitPacks>> entry : circuitPacks) {
-            Integer srgIndex = entry.getKey();
-            for (org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg.CircuitPacks cp : entry
-                    .getValue()) {
+        HashMap<Integer, List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg.CircuitPacks>> srgCps
+            = getSrgCps(nodeId, deviceInfo);
+
+        for (Integer k : srgCps.keySet()) {
+            List<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg.CircuitPacks> cpList =
+                srgCps.get(k);
+            List<String> keys = new ArrayList<>();
+            for (org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.srg.CircuitPacks cp : cpList) {
                 String circuitPackName = cp.getCircuitPackName();
                 InstanceIdentifier<CircuitPacks> cpIID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
-                        .child(CircuitPacks.class, new CircuitPacksKey(circuitPackName));
+                    .child(CircuitPacks.class, new CircuitPacksKey(circuitPackName));
                 Optional<CircuitPacks> circuitPackObject = this.deviceTransactionManager.getDataFromDevice(nodeId,
                     LogicalDatastoreType.OPERATIONAL, cpIID,
                     Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
 
                 if (!circuitPackObject.isPresent() || (circuitPackObject.get().getPorts() == null)) {
                     LOG.warn("{} : Circuit pack {} not found or without ports.", nodeId, circuitPackName);
-                    continue; // TODO continue or return false?
+                    continue;
                 }
-                CircuitPacks circuitPack = circuitPackObject.get();
-                for (Ports port : circuitPack.getPorts()) {
-                    if (port.getLogicalConnectionPoint() != null) {
-                        String logicalConnectionPoint = getLogicalConnectionPort(port, srgIndex);
-                        LOG.info("{} : Logical Connection Point for {} {} is {}", nodeId, circuitPackName, port
-                                         .getPortName(),
-                                 logicalConnectionPoint);
+                List<Ports> portList = circuitPackObject.get().getPorts();
+                Collections.sort(portList, new SortPort221ByName());
+                int portIndex = 1;
+                for (Ports port : portList) {
+                    String currentKey = circuitPackName + "-" + port.getPortName();
+                    if (port.getPortQual() == null) {
+                        continue;
+                    } else if (PortQual.RoadmExternal.getIntValue() == port.getPortQual().getIntValue()
+                        && Direction.Bidirectional.getIntValue() == port.getPortDirection().getIntValue()
+                        && !keys.contains(currentKey)) {
+                        String logicalConnectionPoint = createLogicalConnectionPort(port, k, portIndex);
+                        LOG.info("{} : Logical Connection Point for {} {} is {}", nodeId, circuitPackName,
+                            port.getPortName(), logicalConnectionPoint);
                         portMapList.add(createMappingObject(nodeId, port, circuitPackName, logicalConnectionPoint));
-                    } else if (Port.PortQual.RoadmInternal.equals(port.getPortQual())) {
-                        LOG.info("Port is internal, skipping Logical Connection Point missing for {} {}",
-                                 circuitPackName,
-                                 port.getPortName());
-                    } else if (port.getLogicalConnectionPoint() == null) {
-                        LOG.info("Value missing, Skipping Logical Connection Point missing for {} {}", circuitPackName,
-                                 port.getPortName());
+                        portIndex++;
+                        keys.add(currentKey);
+                    } else if (PortQual.RoadmExternal.getIntValue() == port.getPortQual().getIntValue()
+                        && (Direction.Rx.getIntValue() == port.getPortDirection().getIntValue()
+                        || Direction.Tx.getIntValue() == port.getPortDirection().getIntValue())
+                        && !keys.contains(currentKey)
+                        && port.getPartnerPort() != null) {
+                        String logicalConnectionPoint1 = createLogicalConnectionPort(port, k, portIndex);
+                        LOG.info("{} : Logical Connection Point for {} {} is {}", nodeId, circuitPackName,
+                            port.getPortName(), logicalConnectionPoint1);
+                        InstanceIdentifier<Ports> port2ID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
+                            .child(CircuitPacks.class, new CircuitPacksKey(port.getPartnerPort().getCircuitPackName()))
+                            .child(Ports.class, new PortsKey(port.getPartnerPort().getPortName().toString()));
+                        Optional<Ports> port2Object = this.deviceTransactionManager.getDataFromDevice(nodeId,
+                            LogicalDatastoreType.OPERATIONAL, port2ID,
+                            Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
+                        if (port2Object.isPresent()
+                            && port2Object.get().getPortQual().getIntValue()
+                                == PortQual.RoadmExternal.getIntValue()) {
+                            Ports port2 = port2Object.get();
+                            if (checkPartnerPort(circuitPackName, port, port2)) {
+                                String logicalConnectionPoint2 = createLogicalConnectionPort(port2, k, portIndex);
+                                LOG.info("{} : Logical Connection Point for {} {} is {}", nodeId, circuitPackName,
+                                    port2.getPortName(), logicalConnectionPoint2);
+                                portMapList.add(createMappingObject(nodeId, port, circuitPackName,
+                                    logicalConnectionPoint1));
+                                portMapList.add(createMappingObject(nodeId,port2,
+                                    port.getPartnerPort().getCircuitPackName(), logicalConnectionPoint2));
+                                portIndex++;
+                                keys.add(currentKey);
+                                keys.add(port.getPartnerPort().getCircuitPackName() + "-" + port2.getPortName());
+                            } else {
+                                LOG.error("Error with partner port configuration for port {} of  {} - {}",
+                                    port.getPortName(), circuitPackName, nodeId);
+                                portIndex++;
+                            }
+                        } else {
+                            LOG.error("error getting partner port {} of  {} - {}",
+                                port.getPartnerPort().getPortName().toString(),
+                                port.getPartnerPort().getCircuitPackName(), nodeId);
+                            continue;
+                        }
+                    } else {
+                        LOG.info("{} : port {} on {} is not roadm-external or has already been handled. No logicalConnectionPoint assignment for this port.",
+                            nodeId, port.getPortName(), circuitPackName);
                     }
                 }
             }
@@ -291,50 +583,24 @@ public class PortMappingVersion221 {
         return true;
     }
 
-    private static String getLogicalConnectionPort(Ports port, int srgCounter) {
-        String logicalConnectionPoint = null;
-        if (port.getLogicalConnectionPoint() != null) {
-            switch (port.getPortDirection()) {
-                case Tx:
-                    // Port direction is transmit
-                    if (!port.getLogicalConnectionPoint().contains("SRG")) {
-                        logicalConnectionPoint = "SRG" + srgCounter + "-" + port.getLogicalConnectionPoint() + "-TX";
-                    } else {
-                        logicalConnectionPoint = port.getLogicalConnectionPoint() + "-TX";
-                    }
-                    break;
-                case Rx:
-                    // Port direction is receive
-                    if (!port.getLogicalConnectionPoint().contains("SRG")) {
-                        logicalConnectionPoint = "SRG" + srgCounter + "-" + port.getLogicalConnectionPoint() + "-RX";
-                    } else {
-                        logicalConnectionPoint = port.getLogicalConnectionPoint() + "-RX";
-                    }
-                    break;
-                case Bidirectional:
-                    // port is bidirectional
-                    if (!port.getLogicalConnectionPoint().contains("SRG")) {
-                        logicalConnectionPoint = "SRG" + srgCounter + "-" + port.getLogicalConnectionPoint();
-                    } else {
-                        logicalConnectionPoint = port.getLogicalConnectionPoint();
-                    }
-                    if (!port.getLogicalConnectionPoint().endsWith("-TXRX")) {
-                        logicalConnectionPoint = logicalConnectionPoint.concat("-TXRX");
-                    }
-                    break;
-                default:
-                    // Unsupported Port direction
-                    LOG.error("Unsupported port direction for port {}  {}", port, port.getPortDirection());
-                    return null; // TODO return false or continue?
-            }
-            return logicalConnectionPoint;
+    private String createLogicalConnectionPort(Ports port, int index, int portIndex) {
+        String lcp = null;
+        switch (port.getPortDirection()) {
+            case Tx:
+                lcp = "SRG" + index + "-PP" + portIndex + "-TX";
+                break;
+            case Rx:
+                lcp = "SRG" + index + "-PP" + portIndex + "-RX";
+                break;
+            case Bidirectional:
+                lcp = "SRG" + index + "-PP" + portIndex + "-TXRX";
+                break;
+            default:
+                LOG.error("Unsupported port direction for port {} : {}", port, port.getPortDirection());
         }
-        LOG.warn("Unsupported port direction for port {} - {} - LogicalConnectionPoint is null",
-                 port, port.getPortDirection());
-        return null; // TODO return false or continue?
+        return lcp;
     }
 
-
     private List<Degree> getDegrees(String deviceId, Info ordmInfo) {
         List<Degree> degrees = new ArrayList<>();
         Integer maxDegree;
@@ -350,51 +616,71 @@ public class PortMappingVersion221 {
         for (int degreeCounter = 1; degreeCounter <= maxDegree; degreeCounter++) {
             LOG.info("Getting Connection ports for Degree Number {}", degreeCounter);
             InstanceIdentifier<Degree> deviceIID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
-                    .child(Degree.class, new DegreeKey(degreeCounter));
+                .child(Degree.class, new DegreeKey(degreeCounter));
             Optional<Degree> ordmDegreeObject = this.deviceTransactionManager.getDataFromDevice(deviceId,
                 LogicalDatastoreType.OPERATIONAL, deviceIID,
                 Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
             if (ordmDegreeObject.isPresent()) {
                 degrees.add(ordmDegreeObject.get());
-            } else {
-                LOG.info("Device has {} degree", degreeCounter - 1);
-                break;
             }
         }
+        LOG.info("Device {} has {} degree", degrees.size());
         return degrees;
     }
 
-    private static List<ConnectionPorts> getDegreePorts(List<Degree> degrees) {
-        return degrees.stream().filter(degree -> degree.getConnectionPorts() != null)
-                .flatMap(degree -> degree.getConnectionPorts().stream()).collect(Collectors.toList());
+    private Map<Integer, List<ConnectionPorts>> getPerDegreePorts(String deviceId, Info ordmInfo) {
+        Map<Integer, List<ConnectionPorts>> conPortMap = new HashMap<>();
+        Integer maxDegree;
+
+        if (ordmInfo.getMaxDegrees() != null) {
+            maxDegree = ordmInfo.getMaxDegrees();
+        } else {
+            maxDegree = 20;
+        }
+        for (int degreeCounter = 1; degreeCounter <= maxDegree; degreeCounter++) {
+            LOG.info("Getting Connection ports for Degree Number {}", degreeCounter);
+            InstanceIdentifier<Degree> deviceIID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
+                .child(Degree.class, new DegreeKey(degreeCounter));
+            Optional<Degree> ordmDegreeObject = this.deviceTransactionManager.getDataFromDevice(deviceId,
+                LogicalDatastoreType.OPERATIONAL, deviceIID,
+                Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
+            if (ordmDegreeObject.isPresent()) {
+                conPortMap.put(degreeCounter, ordmDegreeObject.get().getConnectionPorts());
+            }
+        }
+        LOG.info("Device {} has {} degree", deviceId, conPortMap.size());
+        return conPortMap;
     }
 
     private Map<String, String> getEthInterfaceList(String nodeId) {
         LOG.info("It is calling get ethernet interface");
         Map<String, String> cpToInterfaceMap = new HashMap<>();
-        InstanceIdentifier<Lldp> lldpIID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
-                .child(Protocols.class).augmentation(Protocols1.class).child(Lldp.class);
-        Optional<Lldp> lldpObject = this.deviceTransactionManager.getDataFromDevice(nodeId,
-            LogicalDatastoreType.OPERATIONAL, lldpIID, Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
-        if (lldpObject.isPresent() && (lldpObject.get().getPortConfig() != null)) {
-            for (PortConfig portConfig : lldpObject.get().getPortConfig()) {
+        InstanceIdentifier<Protocols> protocoliid = InstanceIdentifier.create(OrgOpenroadmDevice.class)
+            .child(Protocols.class);
+        Optional<Protocols> protocolObject = this.deviceTransactionManager.getDataFromDevice(nodeId,
+            LogicalDatastoreType.OPERATIONAL, protocoliid, Timeouts.DEVICE_READ_TIMEOUT,
+            Timeouts.DEVICE_READ_TIMEOUT_UNIT);
+        if (protocolObject.isPresent() && protocolObject.get().augmentation(Protocols1.class).getLldp() != null) {
+            Lldp lldp = protocolObject.get().augmentation(Protocols1.class).getLldp();
+            for (PortConfig portConfig : lldp.getPortConfig()) {
                 if (portConfig.getAdminStatus().equals(PortConfig.AdminStatus.Txandrx)) {
                     InstanceIdentifier<Interface> interfaceIID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
-                            .child(Interface.class, new InterfaceKey(portConfig.getIfName()));
+                        .child(Interface.class, new InterfaceKey(portConfig.getIfName()));
                     Optional<Interface> interfaceObject = this.deviceTransactionManager.getDataFromDevice(nodeId,
                         LogicalDatastoreType.OPERATIONAL, interfaceIID, Timeouts.DEVICE_READ_TIMEOUT,
                         Timeouts.DEVICE_READ_TIMEOUT_UNIT);
                     if (interfaceObject.isPresent() && (interfaceObject.get().getSupportingCircuitPackName() != null)) {
                         String supportingCircuitPackName = interfaceObject.get().getSupportingCircuitPackName();
                         cpToInterfaceMap.put(supportingCircuitPackName, portConfig.getIfName());
-                        InstanceIdentifier<CircuitPacks> circuitPacksIID = InstanceIdentifier.create(OrgOpenroadmDevice
-                            .class).child(CircuitPacks.class, new CircuitPacksKey(supportingCircuitPackName));
+                        InstanceIdentifier<CircuitPacks> circuitPacksIID = InstanceIdentifier
+                            .create(OrgOpenroadmDevice.class)
+                            .child(CircuitPacks.class, new CircuitPacksKey(supportingCircuitPackName));
                         Optional<CircuitPacks> circuitPackObject = this.deviceTransactionManager.getDataFromDevice(
-                                nodeId, LogicalDatastoreType.OPERATIONAL, circuitPacksIID, Timeouts
-                                        .DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
+                            nodeId, LogicalDatastoreType.OPERATIONAL, circuitPacksIID, Timeouts.DEVICE_READ_TIMEOUT,
+                            Timeouts.DEVICE_READ_TIMEOUT_UNIT);
                         if (circuitPackObject.isPresent() && (circuitPackObject.get().getParentCircuitPack() != null)) {
                             cpToInterfaceMap.put(circuitPackObject.get().getParentCircuitPack().getCircuitPackName(),
-                                                 portConfig.getIfName());
+                                portConfig.getIfName());
                         }
                     }
                 }
@@ -407,79 +693,80 @@ public class PortMappingVersion221 {
     }
 
     private List<CpToDegree> getCpToDegreeList(List<Degree> degrees, String nodeId,
-                                               Map<String, String> interfaceList) {
+        Map<String, String> interfaceList) {
         List<CpToDegree> cpToDegreeList = new ArrayList<>();
         for (Degree degree : degrees) {
             if (degree.getCircuitPacks() != null) {
                 LOG.info("Inside CP to degree list");
                 cpToDegreeList.addAll(degree.getCircuitPacks().stream()
                     .map(cp -> createCpToDegreeObject(cp.getCircuitPackName(),
-                    degree.getDegreeNumber().toString(), nodeId, interfaceList)).collect(Collectors.toList()));
+                        degree.getDegreeNumber().toString(), nodeId, interfaceList))
+                    .collect(Collectors.toList()));
             }
         }
         return cpToDegreeList;
     }
 
-    private boolean postPortMapping(Info deviceInfo, List<Mapping> portMapList, Integer nodeType,
-                                    List<CpToDegree> cp2DegreeList) {
-        NodesBuilder nodesBldr = new NodesBuilder();
-        nodesBldr.withKey(new NodesKey(deviceInfo.getNodeId().getValue())).setNodeId(deviceInfo.getNodeId().getValue());
-        nodesBldr.setNodeType(NodeTypes.forValue(nodeType));
-        nodesBldr.setOpenroadmVersion(Nodes.OpenroadmVersion._221);
+    private boolean postPortMapping(String nodeId, NodeInfo nodeInfo, List<Mapping> portMapList,
+        List<CpToDegree> cp2DegreeList, List<SwitchingPoolLcp> splList) {
+        NodesBuilder nodesBldr = new NodesBuilder().withKey(new NodesKey(nodeId)).setNodeId(nodeId);
+        if (nodeInfo != null) {
+            nodesBldr.setNodeInfo(nodeInfo);
+        }
         if (portMapList != null) {
             nodesBldr.setMapping(portMapList);
         }
         if (cp2DegreeList != null) {
             nodesBldr.setCpToDegree(cp2DegreeList);
         }
-
+        if (splList != null) {
+            nodesBldr.setSwitchingPoolLcp(splList);
+        }
         List<Nodes> nodesList = new ArrayList<>();
         nodesList.add(nodesBldr.build());
 
-        NetworkBuilder nwBldr = new NetworkBuilder();
-        nwBldr.setNodes(nodesList);
+        NetworkBuilder nwBldr = new NetworkBuilder().setNodes(nodesList);
 
         final WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
         InstanceIdentifier<Network> nodesIID = InstanceIdentifier.builder(Network.class).build();
         Network network = nwBldr.build();
         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodesIID, network);
-        CheckedFuture<Void, TransactionCommitFailedException> submit = writeTransaction.submit();
+        FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
         try {
-            submit.checkedGet();
+            commit.get();
             return true;
-
-        } catch (TransactionCommitFailedException e) {
+        } catch (InterruptedException | ExecutionException e) {
             LOG.warn("Failed to post {}", network, e);
             return false;
         }
     }
 
     private CpToDegree createCpToDegreeObject(String circuitPackName, String degreeNumber, String nodeId,
-                                              Map<String, String> interfaceList) {
+        Map<String, String> interfaceList) {
         String interfaceName = null;
         if (interfaceList.get(circuitPackName) != null) {
             interfaceName = interfaceList.get(circuitPackName);
         }
         return new CpToDegreeBuilder().withKey(new CpToDegreeKey(circuitPackName)).setCircuitPackName(circuitPackName)
-                .setDegreeNumber(new Long(degreeNumber)).setInterfaceName(interfaceName).build();
+            .setDegreeNumber(new Long(degreeNumber)).setInterfaceName(interfaceName).build();
     }
 
     private Mapping createMappingObject(String nodeId, Ports port, String circuitPackName,
-                                        String logicalConnectionPoint) {
+        String logicalConnectionPoint) {
         MappingBuilder mpBldr = new MappingBuilder();
         mpBldr.withKey(new MappingKey(logicalConnectionPoint)).setLogicalConnectionPoint(logicalConnectionPoint)
-                .setSupportingCircuitPackName(circuitPackName).setSupportingPort(port.getPortName());
+            .setSupportingCircuitPackName(circuitPackName).setSupportingPort(port.getPortName())
+            .setPortDirection(port.getPortDirection().getName());
 
         // Get OMS and OTS interface provisioned on the TTP's
         if (logicalConnectionPoint.contains(StringConstants.TTP_TOKEN) && (port.getInterfaces() != null)) {
             for (Interfaces interfaces : port.getInterfaces()) {
                 try {
-                    Optional<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.interfaces.grp.Interface>
-                        openRoadmInterface = this.openRoadmInterfaces.getInterface(nodeId,
+                    Optional<Interface> openRoadmInterface = this.openRoadmInterfaces.getInterface(nodeId,
                         interfaces.getInterfaceName());
                     if (openRoadmInterface.isPresent()) {
-                        Class<? extends InterfaceType> interfaceType = (Class<? extends InterfaceType>)
-                            openRoadmInterface.get().getType();
+                        Class<? extends InterfaceType> interfaceType
+                            = (Class<? extends InterfaceType>) openRoadmInterface.get().getType();
                         // Check if interface type is OMS or OTS
                         if (interfaceType.equals(OpenROADMOpticalMultiplex.class)) {
                             mpBldr.setSupportingOms(interfaces.getInterfaceName());
@@ -492,54 +779,201 @@ public class PortMappingVersion221 {
                     }
                 } catch (OpenRoadmInterfaceException ex) {
                     LOG.warn("Error while getting interface {} from node {}!", interfaces.getInterfaceName(), nodeId,
-                             ex);
+                        ex);
                 }
             }
         }
         return mpBldr.build();
     }
 
+    private Mapping createXpdrMappingObject(String nodeId, Ports port, String circuitPackName,
+            String logicalConnectionPoint, String partnerLcp, Mapping mapping, String connectionMapLcp,
+            XpdrNodeTypes xpdrNodeType) {
+        MappingBuilder mpBldr;
+        if (mapping != null && connectionMapLcp != null) {
+            // update existing mapping
+            mpBldr = new MappingBuilder(mapping).setConnectionMapLcp(connectionMapLcp);
+        } else {
+            // create a new mapping
+            mpBldr = new MappingBuilder()
+                .withKey(new MappingKey(logicalConnectionPoint))
+                .setLogicalConnectionPoint(logicalConnectionPoint)
+                .setSupportingCircuitPackName(circuitPackName)
+                .setSupportingPort(port.getPortName())
+                .setPortDirection(port.getPortDirection().getName());
+            if (port.getPortQual() != null) {
+                mpBldr.setPortQual(port.getPortQual().getName());
+            }
+            if (port.getSupportedInterfaceCapability() != null) {
+                mpBldr.setSupportedInterfaceCapability(port.getSupportedInterfaceCapability());
+            }
+            if (xpdrNodeType != null) {
+                mpBldr.setXponderType(xpdrNodeType);
+            }
+            if (partnerLcp != null) {
+                mpBldr.setPartnerLcp(partnerLcp);
+            }
+        }
+        return mpBldr.build();
+    }
+
+    //some LOG messages are too long
+    @SuppressWarnings("checkstyle:linelength")
     private boolean createTtpPortMapping(String nodeId, Info deviceInfo, List<Mapping> portMapList) {
         // Creating mapping data for degree TTP's
-
         List<Degree> degrees = getDegrees(nodeId, deviceInfo);
-        List<ConnectionPorts> degreeConPorts = getDegreePorts(degrees);
         Map<String, String> interfaceList = getEthInterfaceList(nodeId);
         List<CpToDegree> cpToDegreeList = getCpToDegreeList(degrees, nodeId, interfaceList);
         LOG.info("Map looks like this {}", interfaceList);
+        postPortMapping(nodeId, null, null, cpToDegreeList, null);
 
-        postPortMapping(deviceInfo, null, deviceInfo.getNodeType().getIntValue(), cpToDegreeList);
-
-        // Getting circuit-pack-name/port-name corresponding to TTP's
-        for (ConnectionPorts cp : degreeConPorts) {
-            String circuitPackName = cp.getCircuitPackName();
-            String portName = cp.getPortName().toString();
-            InstanceIdentifier<Ports> portIID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
-                    .child(CircuitPacks.class, new CircuitPacksKey(circuitPackName))
-                    .child(Ports.class, new PortsKey(portName));
-
-            LOG.info("Fetching logical Connection Point value for port {} at circuit pack {}", portName,
-                     circuitPackName);
-            Optional<Ports> portObject = this.deviceTransactionManager.getDataFromDevice(nodeId,
-                LogicalDatastoreType.OPERATIONAL, portIID, Timeouts.DEVICE_READ_TIMEOUT,
-                Timeouts.DEVICE_READ_TIMEOUT_UNIT);
-            if (portObject.isPresent()) {
-                Ports port = portObject.get();
-                if (port.getLogicalConnectionPoint() != null) {
-                    LOG.info("Logical Connection Point for {} {} is {}", circuitPackName, portName,
-                             port.getLogicalConnectionPoint());
-                    portMapList.add(createMappingObject(nodeId, port, circuitPackName,
-                                                        port.getLogicalConnectionPoint()));
-                } else {
-                    LOG.warn("Logical Connection Point value is missing for {} {}", circuitPackName,
-                             port.getPortName());
-                }
-            } else {
-                LOG.warn("Port {} is not present in node {} in circuit pack {}!", portName, nodeId, circuitPackName);
-                continue; // TODO continue or return true?
+        Map<Integer, List<ConnectionPorts>> connectionPortMap = getPerDegreePorts(nodeId, deviceInfo);
+        for (Integer k : connectionPortMap.keySet()) {
+            switch (connectionPortMap.get(k).size()) {
+                case 1:
+                    // port is bidirectional
+                    InstanceIdentifier<Ports> portID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
+                        .child(CircuitPacks.class, new CircuitPacksKey(connectionPortMap.get(k).get(0)
+                            .getCircuitPackName()))
+                        .child(Ports.class, new PortsKey(connectionPortMap.get(k).get(0)
+                            .getPortName().toString()));
+                    LOG.info("Fetching connection-port {} at circuit pack {}", connectionPortMap.get(k).get(0)
+                        .getPortName().toString(), connectionPortMap.get(k).get(0).getCircuitPackName());
+                    Optional<Ports> portObject = this.deviceTransactionManager.getDataFromDevice(nodeId,
+                        LogicalDatastoreType.OPERATIONAL, portID, Timeouts.DEVICE_READ_TIMEOUT,
+                        Timeouts.DEVICE_READ_TIMEOUT_UNIT);
+                    if (portObject.isPresent()) {
+                        Ports port = portObject.get();
+                        if (port.getPortQual() == null) {
+                            continue;
+                        } else if (PortQual.RoadmExternal.getIntValue() == port.getPortQual().getIntValue()
+                            && Direction.Bidirectional.getIntValue() == port.getPortDirection().getIntValue()) {
+                            String logicalConnectionPoint = new StringBuilder("DEG").append(k).append("-TTP-TXRX")
+                                .toString();
+                            LOG.info("{} : Logical Connection Point for {} {} is {}", nodeId,
+                                connectionPortMap.get(k).get(0).getCircuitPackName(), port.getPortName(),
+                                logicalConnectionPoint);
+                            portMapList.add(createMappingObject(nodeId, port,
+                                connectionPortMap.get(k).get(0).getCircuitPackName(), logicalConnectionPoint));
+                        } else {
+                            LOG.error(
+                                "Impossible to create logical connection point for port {} of {} on node {}"
+                                + "- Error in configuration with port-qual or port-direction",
+                                port.getPortName(), connectionPortMap.get(k).get(0).getCircuitPackName(), nodeId);
+                        }
+                    } else {
+                        LOG.error("No port {} on circuit pack {} for node {}",
+                            connectionPortMap.get(k).get(0).getPortName().toString(),
+                            connectionPortMap.get(k).get(0).getCircuitPackName(), nodeId);
+                        return false;
+                    }
+                    break;
+                case 2:
+                    // ports are unidirectionals
+                    String cp1Name = connectionPortMap.get(k).get(0).getCircuitPackName();
+                    String cp2Name = connectionPortMap.get(k).get(1).getCircuitPackName();
+                    InstanceIdentifier<Ports> port1ID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
+                        .child(CircuitPacks.class, new CircuitPacksKey(cp1Name))
+                        .child(Ports.class, new PortsKey(connectionPortMap.get(k).get(0).getPortName().toString()));
+                    LOG.info("Fetching connection-port {} at circuit pack {}", connectionPortMap.get(k).get(0)
+                        .getPortName().toString(), cp1Name);
+                    Optional<Ports> port1Object = this.deviceTransactionManager.getDataFromDevice(nodeId,
+                        LogicalDatastoreType.OPERATIONAL, port1ID, Timeouts.DEVICE_READ_TIMEOUT,
+                        Timeouts.DEVICE_READ_TIMEOUT_UNIT);
+                    InstanceIdentifier<Ports> port2ID = InstanceIdentifier.create(OrgOpenroadmDevice.class)
+                        .child(CircuitPacks.class, new CircuitPacksKey(cp2Name))
+                        .child(Ports.class, new PortsKey(connectionPortMap.get(k).get(1).getPortName().toString()));
+                    LOG.info("Fetching connection-port {} at circuit pack {}",
+                        connectionPortMap.get(k).get(1).getPortName().toString(), cp2Name);
+                    Optional<Ports> port2Object = this.deviceTransactionManager.getDataFromDevice(nodeId,
+                        LogicalDatastoreType.OPERATIONAL, port2ID, Timeouts.DEVICE_READ_TIMEOUT,
+                        Timeouts.DEVICE_READ_TIMEOUT_UNIT);
+                    if (port1Object.isPresent() && port2Object.isPresent()) {
+                        Ports port1 = port1Object.get();
+                        Ports port2 = port2Object.get();
+                        if (port1.getPortQual() == null || port2.getPortQual() == null) {
+                            continue;
+                        } else if ((PortQual.RoadmExternal.getIntValue() == port1.getPortQual().getIntValue()
+                                && PortQual.RoadmExternal.getIntValue() == port2.getPortQual().getIntValue()
+                                && Direction.Rx.getIntValue() == port1.getPortDirection().getIntValue()
+                                && Direction.Tx.getIntValue() == port2.getPortDirection().getIntValue()
+                                && port1.getPartnerPort() != null && port2.getPartnerPort() != null
+                                && port1.getPartnerPort().getCircuitPackName().equals(cp2Name)
+                                && port1.getPartnerPort().getPortName().equals(port2.getPortName().toString())
+                                && port2.getPartnerPort().getCircuitPackName().equals(cp1Name)
+                                && port2.getPartnerPort().getPortName().equals(port1.getPortName()))
+                                ||
+                                (PortQual.RoadmExternal.getIntValue() == port1.getPortQual().getIntValue()
+                                && PortQual.RoadmExternal.getIntValue() == port2.getPortQual().getIntValue()
+                                && Direction.Rx.getIntValue() == port2.getPortDirection().getIntValue()
+                                && Direction.Tx.getIntValue() == port1.getPortDirection().getIntValue()
+                                && port1.getPartnerPort() != null && port2.getPartnerPort() != null
+                                && port1.getPartnerPort().getCircuitPackName().equals(cp2Name)
+                                && port1.getPartnerPort().getPortName().equals(port2.getPortName().toString())
+                                && port2.getPartnerPort().getCircuitPackName().equals(cp1Name)
+                                && port2.getPartnerPort().getPortName().equals(port1.getPortName().toString()))) {
+                            String logicalConnectionPoint1 = new StringBuilder("DEG").append(k).append("-TTP-")
+                                .append(port1.getPortDirection().getName().toUpperCase()).toString();
+                            LOG.info("{} : Logical Connection Point for {} {} is {}", nodeId,
+                                connectionPortMap.get(k).get(0).getCircuitPackName(), port1.getPortName(),
+                                logicalConnectionPoint1);
+                            portMapList.add(createMappingObject(nodeId, port1, connectionPortMap.get(k).get(0)
+                                .getCircuitPackName(), logicalConnectionPoint1));
+                            String logicalConnectionPoint2 = new StringBuilder("DEG").append(k).append("-TTP-")
+                                .append(port2.getPortDirection().getName().toUpperCase()).toString();
+                            LOG.info("{} : Logical Connection Point for {} {} is {}", nodeId,
+                                connectionPortMap.get(k).get(1).getCircuitPackName(), port2.getPortName(),
+                                logicalConnectionPoint2);
+                            portMapList.add(createMappingObject(nodeId, port2, connectionPortMap.get(k).get(1)
+                                .getCircuitPackName(), logicalConnectionPoint2));
+                        } else {
+                            LOG.error(
+                                "impossible to create logical connection point for port {} or port {} on node {} - "
+                                + "Error in configuration with port-qual, port-direction or partner-port configuration",
+                                port1.getPortName(), port2.getPortName(), nodeId);
+                        }
+                    } else {
+                        LOG.error("No port {} on circuit pack {} for node {}",
+                            connectionPortMap.get(k).get(0).getPortName().toString(),
+                            connectionPortMap.get(k).get(0).getCircuitPackName(), nodeId);
+                        return false;
+                    }
+
+                    break;
+                default:
+                    LOG.error("Number of connection port for DEG{} on {} is incorrect", k, nodeId);
+                    continue;
             }
         }
         return true;
     }
 
+    private NodeInfo createNodeInfo(Info deviceInfo) {
+        NodeInfoBuilder nodeInfoBldr = new NodeInfoBuilder();
+        if (deviceInfo.getNodeType() != null) {
+            nodeInfoBldr = new NodeInfoBuilder()
+                .setOpenroadmVersion(OpenroadmVersion._221)
+                .setNodeType(deviceInfo.getNodeType());
+            if (deviceInfo.getClli() != null && !deviceInfo.getClli().isEmpty()) {
+                nodeInfoBldr.setNodeClli(deviceInfo.getClli());
+            } else {
+                nodeInfoBldr.setNodeClli("defaultCLLI");
+            }
+            if (deviceInfo.getModel() != null) {
+                nodeInfoBldr.setNodeModel(deviceInfo.getModel());
+            }
+            if (deviceInfo.getVendor() != null) {
+                nodeInfoBldr.setNodeVendor(deviceInfo.getVendor());
+            }
+            if (deviceInfo.getIpAddress() != null) {
+                nodeInfoBldr.setNodeIpAddress(deviceInfo.getIpAddress());
+            }
+        } else {
+         // TODO make mandatory in yang
+            LOG.error("Node type field is missing");
+            return null;
+        }
+        return nodeInfoBldr.build();
+    }
+
 }