Merge "BUG-509: introduce Version concept"

[controller.git] / opendaylight / md-sal / sal-rest-connector / src / main / java / org / opendaylight / controller / sal / rest / impl / RestconfProvider.java

diff --git a/opendaylight/md-sal/sal-rest-connector/src/main/java/org/opendaylight/controller/sal/rest/impl/RestconfProvider.java b/opendaylight/md-sal/sal-rest-connector/src/main/java/org/opendaylight/controller/sal/rest/impl/RestconfProvider.java
index 35b751c73fcf1f007f3a9d419b63fbea2c7727d2..2abd4b6a3ab5b9a08c56e782257a262db80fbfe2 100644 (file)
--- a/opendaylight/md-sal/sal-rest-connector/src/main/java/org/opendaylight/controller/sal/rest/impl/RestconfProvider.java
+++ b/opendaylight/md-sal/sal-rest-connector/src/main/java/org/opendaylight/controller/sal/rest/impl/RestconfProvider.java
@@ -1,19 +1,40 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
 package org.opendaylight.controller.sal.rest.impl;
 
-import org.opendaylight.controller.sal.core.api.AbstractProvider;
+import java.util.Collection;
+import java.util.Collections;
+
+import org.opendaylight.controller.sal.core.api.Broker;
 import org.opendaylight.controller.sal.core.api.Broker.ProviderSession;
+import org.opendaylight.controller.sal.core.api.Provider;
 import org.opendaylight.controller.sal.core.api.data.DataBrokerService;
-import org.opendaylight.controller.sal.core.api.data.DataProviderService;
 import org.opendaylight.controller.sal.core.api.model.SchemaService;
-import org.opendaylight.controller.sal.core.api.model.SchemaServiceListener;
+import org.opendaylight.controller.sal.core.api.mount.MountService;
 import org.opendaylight.controller.sal.restconf.impl.BrokerFacade;
 import org.opendaylight.controller.sal.restconf.impl.ControllerContext;
+import org.opendaylight.controller.sal.streams.websockets.WebSocketServer;
 import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.model.api.SchemaServiceListener;
+import org.osgi.framework.BundleActivator;
 import org.osgi.framework.BundleContext;
+import org.osgi.framework.ServiceReference;
+import org.osgi.util.tracker.ServiceTracker;
+import org.osgi.util.tracker.ServiceTrackerCustomizer;
+
+public class RestconfProvider implements BundleActivator, Provider, ServiceTrackerCustomizer<Broker, Broker> {
 
-public class RestconfProvider extends AbstractProvider {
+    public final static String NOT_INITALIZED_MSG = "Restconf is not initialized yet. Please try again later";
 
     private ListenerRegistration<SchemaServiceListener> listenerRegistration;
+    private ServiceTracker<Broker, Broker> brokerServiceTrancker;
+    private BundleContext bundleContext;
+    private Thread webSocketServerThread;
 
     @Override
     public void onSessionInitiated(ProviderSession session) {
@@ -25,11 +46,21 @@ public class RestconfProvider extends AbstractProvider {
         SchemaService schemaService = session.getService(SchemaService.class);
         listenerRegistration = schemaService.registerSchemaServiceListener(ControllerContext.getInstance());
         ControllerContext.getInstance().setSchemas(schemaService.getGlobalContext());
+        ControllerContext.getInstance().setMountService(session.getService(MountService.class));
+    }
+
+    @Override
+    public void start(BundleContext context) throws Exception {
+        bundleContext = context;
+        brokerServiceTrancker = new ServiceTracker<>(context, Broker.class, this);
+        brokerServiceTrancker.open();
+        webSocketServerThread = new Thread(new WebSocketServer());
+        webSocketServerThread.setName("Web socket server");
+        webSocketServerThread.start();
     }
 
     @Override
-    protected void stopImpl(BundleContext context) {
-        super.stopImpl(context);
+    public void stop(BundleContext context) {
         if (listenerRegistration != null) {
             try {
                 listenerRegistration.close();
@@ -37,5 +68,32 @@ public class RestconfProvider extends AbstractProvider {
                 e.printStackTrace();
             }
         }
+        webSocketServerThread.interrupt();
+        brokerServiceTrancker.close();
+    }
+
+    @Override
+    public Collection<ProviderFunctionality> getProviderFunctionality() {
+        return Collections.emptySet();
+    }
+
+    @Override
+    public Broker addingService(ServiceReference<Broker> reference) {
+        Broker broker = bundleContext.getService(reference);
+        broker.registerProvider(this, bundleContext);
+        return broker;
+    }
+
+    @Override
+    public void modifiedService(ServiceReference<Broker> reference, Broker service) {
+        // NOOP
+    }
+
+    @Override
+    public void removedService(ServiceReference<Broker> reference, Broker service) {
+        bundleContext.ungetService(reference);
+        BrokerFacade.getInstance().setContext(null);
+        BrokerFacade.getInstance().setDataService(null);
+        ControllerContext.getInstance().setSchemas(null);
     }
 }