Removed unused private implementation class

Change-Id: Ie17b82e8f057f8d0da40cd93229149125f668e71
Signed-off-by: Tony Tkacik <ttkacik@cisco.com>

diff --git a/opendaylight/md-sal/sal-dom-broker/src/main/java/org/opendaylight/controller/sal/dom/broker/NotificationModule.java b/opendaylight/md-sal/sal-dom-broker/src/main/java/org/opendaylight/controller/sal/dom/broker/NotificationModule.java
deleted file mode 100644 (file)
index b298a02..0000000
--- a/opendaylight/md-sal/sal-dom-broker/src/main/java/org/opendaylight/controller/sal/dom/broker/NotificationModule.java
+++ /dev/null
@@ -1,187 +0,0 @@
-/*
- * Copyright (c) 2013 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.dom.broker;
-
-import java.util.Collection;
-import java.util.Collections;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Set;
-
-import org.opendaylight.controller.sal.core.api.Broker.ConsumerSession;
-import org.opendaylight.controller.sal.core.api.Broker.ProviderSession;
-import org.opendaylight.controller.sal.core.api.BrokerService;
-import org.opendaylight.controller.sal.core.api.Consumer.ConsumerFunctionality;
-import org.opendaylight.controller.sal.core.api.Provider.ProviderFunctionality;
-import org.opendaylight.controller.sal.core.api.notify.NotificationListener;
-import org.opendaylight.controller.sal.core.api.notify.NotificationPublishService;
-import org.opendaylight.controller.sal.core.api.notify.NotificationService;
-import org.opendaylight.controller.sal.core.spi.BrokerModule;
-import org.opendaylight.yangtools.concepts.Registration;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.data.api.CompositeNode;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import com.google.common.collect.HashMultimap;
-import com.google.common.collect.ImmutableSet;
-import com.google.common.collect.Multimap;
-
-public class NotificationModule implements BrokerModule {
-    private static Logger log = LoggerFactory
-            .getLogger(NotificationModule.class);
-
-    private final Multimap<QName, NotificationListener> listeners = HashMultimap
-            .create();
-
-    private static final Set<Class<? extends BrokerService>> PROVIDED_SERVICE_TYPE = ImmutableSet
-            .<Class<? extends BrokerService>>of(NotificationService.class,
-                    NotificationPublishService.class);
-
-    private static final Set<Class<? extends ConsumerFunctionality>> SUPPORTED_CONSUMER_FUNCTIONALITY = ImmutableSet
-            .of((Class<? extends ConsumerFunctionality>) NotificationListener.class,
-                    NotificationListener.class); // Workaround: if we use the
-                                                 // version of method with only
-                                                 // one argument, the generics
-                                                 // inference will not work
-
-    @Override
-    public Set<Class<? extends BrokerService>> getProvidedServices() {
-        return PROVIDED_SERVICE_TYPE;
-    }
-
-    @Override
-    public Set<Class<? extends ConsumerFunctionality>> getSupportedConsumerFunctionality() {
-        return SUPPORTED_CONSUMER_FUNCTIONALITY;
-    }
-
-    @Override
-    public <T extends BrokerService> T getServiceForSession(Class<T> service,
-            ConsumerSession session) {
-        if (NotificationPublishService.class.equals(service)
-                && session instanceof ProviderSession) {
-            @SuppressWarnings("unchecked")
-            T ret = (T) newNotificationPublishService(session);
-            return ret;
-        } else if (NotificationService.class.equals(service)) {
-
-            @SuppressWarnings("unchecked")
-            T ret = (T) newNotificationConsumerService(session);
-            return ret;
-        }
-
-        throw new IllegalArgumentException(
-                "The requested session-specific service is not provided by this module.");
-    }
-
-    private void sendNotification(CompositeNode notification) {
-        QName type = notification.getNodeType();
-        Collection<NotificationListener> toNotify = listeners.get(type);
-        log.trace("Publishing notification " + type);
-
-        if (toNotify == null) {
-            // No listeners were registered - returns.
-            return;
-        }
-
-        for (NotificationListener listener : toNotify) {
-            try {
-                // FIXME: ensure that notification is immutable
-                listener.onNotification(notification);
-            } catch (Exception e) {
-                log.error("Uncaught exception in NotificationListener", e);
-            }
-        }
-
-    }
-
-    private NotificationService newNotificationConsumerService(
-            ConsumerSession session) {
-        return new NotificationConsumerSessionImpl();
-    }
-
-    private NotificationPublishService newNotificationPublishService(
-            ConsumerSession session) {
-        return new NotificationProviderSessionImpl();
-    }
-
-    private class NotificationConsumerSessionImpl implements
-            NotificationService {
-
-        private final Multimap<QName, NotificationListener> consumerListeners = HashMultimap
-                .create();
-        private boolean closed = false;
-
-
-        @Override
-        public Registration<NotificationListener> addNotificationListener(QName notification,
-                NotificationListener listener) {
-            checkSessionState();
-            if (notification == null) {
-                throw new IllegalArgumentException(
-                        "Notification type must not be null.");
-            }
-            if (listener == null) {
-                throw new IllegalArgumentException("Listener must not be null.");
-            }
-
-            consumerListeners.put(notification, listener);
-            listeners.put(notification, listener);
-            log.trace("Registered listener for notification: " + notification);
-            return null; // Return registration Object.
-        }
-
-        public void removeNotificationListener(QName notification,
-                NotificationListener listener) {
-            checkSessionState();
-            if (notification == null) {
-                throw new IllegalArgumentException(
-                        "Notification type must not be null.");
-            }
-            if (listener == null) {
-                throw new IllegalArgumentException("Listener must not be null.");
-            }
-            consumerListeners.remove(notification, listener);
-            listeners.remove(notification, listener);
-        }
-
-        public void closeSession() {
-            closed = true;
-            Map<QName, Collection<NotificationListener>> toRemove = consumerListeners
-                    .asMap();
-            for (Entry<QName, Collection<NotificationListener>> entry : toRemove
-                    .entrySet()) {
-                listeners.remove(entry.getKey(), entry.getValue());
-            }
-        }
-
-        protected void checkSessionState() {
-            if (closed)
-                throw new IllegalStateException("Session is closed");
-        }
-    }
-
-    private class NotificationProviderSessionImpl extends
-            NotificationConsumerSessionImpl implements
-            NotificationPublishService {
-
-        @Override
-        public void publish(CompositeNode notification) {
-            checkSessionState();
-            if (notification == null)
-                throw new IllegalArgumentException(
-                        "Notification must not be null.");
-            NotificationModule.this.sendNotification(notification);
-        }
-    }
-
-    @Override
-    public Set<Class<? extends ProviderFunctionality>> getSupportedProviderFunctionality() {
-        return Collections.emptySet();
-    }
-}