| /* |
| * Copyright 2016-present Open Networking Foundation |
| * |
| * 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.net.config.basics; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import com.google.common.base.MoreObjects; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.region.Region; |
| import org.onosproject.net.region.RegionId; |
| import org.onosproject.ui.topo.LayoutLocation; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import static org.onosproject.ui.topo.LayoutLocation.layoutLocation; |
| |
| /** |
| * Basic configuration for network regions. |
| */ |
| public final class BasicRegionConfig extends BasicElementConfig<RegionId> { |
| |
| private static final String TYPE = "type"; |
| private static final String DEVICES = "devices"; |
| private static final String LOC_IN_PEERS = "locInPeers"; |
| |
| private static final String LOC_TYPE = "locType"; |
| private static final String LAT_OR_Y = "latOrY"; |
| private static final String LONG_OR_X = "LongOrX"; |
| |
| @Override |
| public boolean isValid() { |
| // Validate type/devices |
| type(); |
| devices(); |
| |
| return super.isValid() |
| && hasOnlyFields(ALLOWED, NAME, LATITUDE, LONGITUDE, UI_TYPE, |
| RACK_ADDRESS, OWNER, TYPE, DEVICES, LOC_IN_PEERS); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(this) |
| .add(NAME, name()) |
| .add(TYPE, type()) |
| .add(UI_TYPE, uiType()) |
| .add(LATITUDE, latitude()) |
| .add(LONGITUDE, longitude()) |
| .add(DEVICES, devices()) |
| .toString(); |
| } |
| |
| /** |
| * Returns the region type. |
| * |
| * @return the region type |
| */ |
| public Region.Type type() { |
| String t = get(TYPE, null); |
| return t == null ? null : regionTypeFor(t); |
| } |
| |
| private Region.Type regionTypeFor(String t) { |
| try { |
| return Region.Type.valueOf(t.toUpperCase()); |
| } catch (IllegalArgumentException ignored) { |
| } |
| return null; |
| } |
| |
| /** |
| * Sets the region type. |
| * |
| * @param type the region type, or null to unset |
| * @return the config of the region |
| */ |
| public BasicRegionConfig type(Region.Type type) { |
| String t = type == null ? null : type.name().toLowerCase(); |
| return (BasicRegionConfig) setOrClear(TYPE, t); |
| } |
| |
| /** |
| * Returns the identities of the devices in this region. |
| * |
| * @return list of device identifiers |
| */ |
| public List<DeviceId> devices() { |
| return object.has(DEVICES) ? getList(DEVICES, DeviceId::deviceId) : null; |
| } |
| |
| /** |
| * Sets the devices of this region. |
| * |
| * @param devices the device identifiers, or null to unset |
| * @return the config of the region |
| */ |
| public BasicRegionConfig devices(Set<DeviceId> devices) { |
| return (BasicRegionConfig) setOrClear(DEVICES, devices); |
| } |
| |
| |
| // Requires some custom json-node handling for maintaining a map |
| // of peer location data... |
| |
| /** |
| * Adds a peer location mapping to this region. |
| * |
| * @param peerId the region ID of the peer |
| * @param locType the type of location (geo/grid) |
| * @param latOrY geo latitude / grid y-coord |
| * @param longOrX geo longitude / grid x-coord |
| * @return self |
| */ |
| public BasicRegionConfig addPeerLocMapping(String peerId, String locType, |
| Double latOrY, Double longOrX) { |
| ObjectNode map = getLocMap(); |
| map.set(peerId, makeLocation(locType, latOrY, longOrX)); |
| return this; |
| } |
| |
| private JsonNode makeLocation(String locType, Double latOrY, Double longOrX) { |
| return mapper.createObjectNode() |
| .put(LOC_TYPE, locType) |
| .put(LAT_OR_Y, latOrY) |
| .put(LONG_OR_X, longOrX); |
| } |
| |
| private ObjectNode getLocMap() { |
| ObjectNode locMap = (ObjectNode) object.get(LOC_IN_PEERS); |
| if (locMap == null) { |
| locMap = mapper.createObjectNode(); |
| object.set(LOC_IN_PEERS, locMap); |
| } |
| return locMap; |
| } |
| |
| /** |
| * Returns the list of layout location mappings for where peer region nodes |
| * should be placed on the layout when viewing this region. |
| * |
| * @return list of peer node locations |
| */ |
| public List<LayoutLocation> getMappings() { |
| List<LayoutLocation> mappings = new ArrayList<>(); |
| ObjectNode map = (ObjectNode) object.get(LOC_IN_PEERS); |
| if (map != null) { |
| for (Iterator<Map.Entry<String, JsonNode>> it = map.fields(); it.hasNext();) { |
| Map.Entry<String, JsonNode> entry = it.next(); |
| String peerId = entry.getKey(); |
| ObjectNode data = (ObjectNode) entry.getValue(); |
| |
| String lt = data.get(LOC_TYPE).asText(); |
| double latY = data.get(LAT_OR_Y).asDouble(); |
| double longX = data.get(LONG_OR_X).asDouble(); |
| |
| mappings.add(layoutLocation(peerId, lt, latY, longX)); |
| } |
| } |
| return mappings; |
| } |
| } |