| /* |
| * 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.ui.impl; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Maps; |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.apache.felix.scr.annotations.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.apache.felix.scr.annotations.Service; |
| import org.onosproject.mastership.MastershipService; |
| import org.onosproject.ui.UiExtension; |
| import org.onosproject.ui.UiExtensionService; |
| import org.onosproject.ui.UiMessageHandlerFactory; |
| import org.onosproject.ui.UiTopoOverlayFactory; |
| import org.onosproject.ui.UiView; |
| import org.onosproject.ui.UiViewHidden; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import static com.google.common.collect.ImmutableList.of; |
| import static java.util.stream.Collectors.toSet; |
| import static org.onosproject.ui.UiView.Category.NETWORK; |
| import static org.onosproject.ui.UiView.Category.PLATFORM; |
| |
| /** |
| * Manages the user interface extensions. |
| */ |
| @Component(immediate = true) |
| @Service |
| public class UiExtensionManager implements UiExtensionService, SpriteService { |
| |
| private static final ClassLoader CL = |
| UiExtensionManager.class.getClassLoader(); |
| private static final String CORE = "core"; |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| // List of all extensions |
| private final List<UiExtension> extensions = Lists.newArrayList(); |
| |
| // Map of views to extensions |
| private final Map<String, UiExtension> views = Maps.newHashMap(); |
| |
| // Core views & core extension |
| private final UiExtension core = createCoreExtension(); |
| |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected MastershipService mastershipService; |
| |
| // Creates core UI extension |
| private UiExtension createCoreExtension() { |
| List<UiView> coreViews = of( |
| new UiView(PLATFORM, "app", "Applications", "nav_apps"), |
| new UiView(PLATFORM, "settings", "Settings", "nav_settings"), |
| new UiView(PLATFORM, "cluster", "Cluster Nodes", "nav_cluster"), |
| new UiView(PLATFORM, "processor", "Packet Processors", "nav_processors"), |
| new UiView(NETWORK, "topo", "Topology", "nav_topo"), |
| new UiView(NETWORK, "device", "Devices", "nav_devs"), |
| new UiViewHidden("flow"), |
| new UiViewHidden("port"), |
| new UiViewHidden("group"), |
| new UiView(NETWORK, "link", "Links", "nav_links"), |
| new UiView(NETWORK, "host", "Hosts", "nav_hosts"), |
| new UiView(NETWORK, "intent", "Intents", "nav_intents"), |
| //TODO add a new type of icon for tunnel |
| new UiView(NETWORK, "tunnel", "Tunnels", "nav_links") |
| ); |
| |
| UiMessageHandlerFactory messageHandlerFactory = |
| () -> ImmutableList.of( |
| new TopologyViewMessageHandler(), |
| new DeviceViewMessageHandler(), |
| new LinkViewMessageHandler(), |
| new HostViewMessageHandler(), |
| new FlowViewMessageHandler(), |
| new PortViewMessageHandler(), |
| new GroupViewMessageHandler(), |
| new IntentViewMessageHandler(), |
| new ApplicationViewMessageHandler(), |
| new SettingsViewMessageHandler(), |
| new ClusterViewMessageHandler(), |
| new ProcessorViewMessageHandler(), |
| new TunnelViewMessageHandler() |
| ); |
| |
| UiTopoOverlayFactory topoOverlayFactory = |
| () -> ImmutableList.of( |
| new TrafficOverlay() |
| ); |
| |
| return new UiExtension.Builder(CL, coreViews) |
| .messageHandlerFactory(messageHandlerFactory) |
| .topoOverlayFactory(topoOverlayFactory) |
| .resourcePath(CORE) |
| .build(); |
| } |
| |
| @Activate |
| public void activate() { |
| register(core); |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| UiWebSocketServlet.closeAll(); |
| unregister(core); |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public synchronized void register(UiExtension extension) { |
| if (!extensions.contains(extension)) { |
| extensions.add(extension); |
| for (UiView view : extension.views()) { |
| views.put(view.id(), extension); |
| } |
| } |
| } |
| |
| @Override |
| public synchronized void unregister(UiExtension extension) { |
| extensions.remove(extension); |
| extension.views().stream() |
| .map(UiView::id).collect(toSet()).forEach(views::remove); |
| } |
| |
| @Override |
| public synchronized List<UiExtension> getExtensions() { |
| return ImmutableList.copyOf(extensions); |
| } |
| |
| @Override |
| public synchronized UiExtension getViewExtension(String viewId) { |
| return views.get(viewId); |
| } |
| |
| // ===================================================================== |
| // Provisional tracking of sprite definitions |
| |
| private final Map<String, JsonNode> sprites = Maps.newHashMap(); |
| |
| @Override |
| public Set<String> getNames() { |
| return ImmutableSet.copyOf(sprites.keySet()); |
| } |
| |
| @Override |
| public void put(String name, JsonNode spriteData) { |
| log.info("Registered sprite definition [{}]", name); |
| sprites.put(name, spriteData); |
| } |
| |
| @Override |
| public JsonNode get(String name) { |
| return sprites.get(name); |
| } |
| |
| } |