| /* |
| * Copyright 2015 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.pim.impl; |
| |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.codec.CodecContext; |
| import org.onosproject.codec.JsonCodec; |
| |
| import java.util.Collection; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * PIM neighbors Codec. |
| */ |
| public class PIMInterfacesCodec extends JsonCodec<Collection<PIMInterface>> { |
| // JSON field names |
| //Return Name |
| private static final String CPNBRLIST = "connect_point_list"; |
| |
| // PIM Neightbors Fields |
| private static final String IP = "ip"; |
| private static final String PRIORITY = "priority"; |
| private static final String NBRLIST = "neighbor_list"; |
| |
| // PIM neighbor Files |
| private static final String DR = "designated"; |
| private static final String NBR_IP = "ip"; |
| private static final String PR = "priority"; |
| private static final String HOLDTIME = "hold_time"; |
| |
| /** |
| * Encode the PIM Neighbors. |
| * |
| * @param cpn ConnectPoint neighbors |
| * @param context encoding context |
| * |
| * @return Encoded neighbors used by CLI and REST |
| */ |
| @Override |
| public ObjectNode encode(Collection<PIMInterface> cpn, CodecContext context) { |
| checkNotNull(cpn, "Pim Neighbors cannot be null"); |
| |
| ObjectNode pimNbrJsonCodec = context.mapper().createObjectNode(); |
| ArrayNode cpnList = context.mapper().createArrayNode(); |
| |
| for (PIMInterface pn: cpn) { |
| // get the PimNeighbors Obj, contains Neighbors list |
| // create the json object for a single Entry in the Neighbors list |
| ObjectNode cp = context.mapper().createObjectNode(); |
| cp.put(IP, pn.getIpAddress().toString()); |
| cp.put(PRIORITY, String.valueOf(pn.getPriority())); |
| |
| // create the array for the neighbors list |
| ArrayNode nbrsList = context.mapper().createArrayNode(); |
| for (PIMNeighbor nbr : pn.getNeighbors()) { |
| nbrsList.add(neighbor(nbr, context)); |
| } |
| // adds pim neighbor to list |
| cp.set(NBRLIST, nbrsList); |
| // adds to arraynode which will represent the connect point neighbors hash map. |
| cpnList.add(cp); |
| } |
| pimNbrJsonCodec.set(CPNBRLIST, cpnList); |
| return pimNbrJsonCodec; |
| } |
| |
| /** |
| * Encode a single PIM Neighbor. |
| * |
| * @param nbr the neighbor to be encoded |
| * @param context encoding context |
| * @return the encoded neighbor |
| */ |
| private ObjectNode neighbor(PIMNeighbor nbr, CodecContext context) { |
| return context.mapper().createObjectNode() |
| .put(DR, Boolean.toString(nbr.isDr())) |
| .put(NBR_IP, nbr.getPrimaryAddr().toString()) |
| .put(PR, String.valueOf(nbr.getPriority())) |
| .put(HOLDTIME, String.valueOf(nbr.getHoldtime())); |
| } |
| } |