Remove restconf-nb-bierman02

[netconf.git] / restconf / restconf-nb-bierman02 / src / main / java / org / opendaylight / netconf / sal / streams / listeners / AbstractCommonSubscriber.java

diff --git a/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/streams/listeners/AbstractCommonSubscriber.java b/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/streams/listeners/AbstractCommonSubscriber.java
deleted file mode 100644 (file)
index 76827d4..0000000
--- a/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/streams/listeners/AbstractCommonSubscriber.java
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright (c) 2016 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.netconf.sal.streams.listeners;
-
-import com.google.common.eventbus.AsyncEventBus;
-import com.google.common.eventbus.EventBus;
-import io.netty.channel.Channel;
-import java.util.Set;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.Executors;
-import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * Features of subscribing part of both notifications.
- */
-abstract class AbstractCommonSubscriber extends AbstractQueryParams implements BaseListenerInterface {
-
-    private static final Logger LOG = LoggerFactory.getLogger(AbstractCommonSubscriber.class);
-
-    private final Set<Channel> subscribers = ConcurrentHashMap.newKeySet();
-    private final EventBus eventBus;
-
-    @SuppressWarnings("rawtypes")
-    private EventBusChangeRecorder eventBusChangeRecorder;
-    @SuppressWarnings("rawtypes")
-    private ListenerRegistration registration;
-
-    /**
-     * Creating {@link EventBus}.
-     */
-    protected AbstractCommonSubscriber() {
-        this.eventBus = new AsyncEventBus(Executors.newSingleThreadExecutor());
-    }
-
-    @Override
-    public final boolean hasSubscribers() {
-        return !this.subscribers.isEmpty();
-    }
-
-    @Override
-    public final Set<Channel> getSubscribers() {
-        return this.subscribers;
-    }
-
-    @Override
-    public final void close() {
-        if (registration != null) {
-            this.registration.close();
-            this.registration = null;
-        }
-
-        unregister();
-    }
-
-    /**
-     * Creates event of type {@link EventType#REGISTER}, set {@link Channel}
-     * subscriber to the event and post event into event bus.
-     *
-     * @param subscriber
-     *            Channel
-     */
-    public void addSubscriber(final Channel subscriber) {
-        if (!subscriber.isActive()) {
-            LOG.debug("Channel is not active between websocket server and subscriber {}", subscriber.remoteAddress());
-        }
-        final Event event = new Event(EventType.REGISTER);
-        event.setSubscriber(subscriber);
-        this.eventBus.post(event);
-    }
-
-    /**
-     * Creates event of type {@link EventType#DEREGISTER}, sets {@link Channel}
-     * subscriber to the event and posts event into event bus.
-     *
-     * @param subscriber subscriber channel
-     */
-    public void removeSubscriber(final Channel subscriber) {
-        LOG.debug("Subscriber {} is removed.", subscriber.remoteAddress());
-        final Event event = new Event(EventType.DEREGISTER);
-        event.setSubscriber(subscriber);
-        this.eventBus.post(event);
-    }
-
-    /**
-     * Sets {@link ListenerRegistration} registration.
-     *
-     * @param registration
-     *            DOMDataChangeListener registration
-     */
-    @SuppressWarnings("rawtypes")
-    public void setRegistration(final ListenerRegistration registration) {
-        this.registration = registration;
-    }
-
-    /**
-     * Checks if {@link ListenerRegistration} registration exist.
-     *
-     * @return True if exist, false otherwise.
-     */
-    public boolean isListening() {
-        return this.registration != null;
-    }
-
-    /**
-     * Creating and registering {@link EventBusChangeRecorder} of specific
-     * listener on {@link EventBus}.
-     *
-     * @param listener
-     *            specific listener of notifications
-     */
-    @SuppressWarnings({ "unchecked", "rawtypes" })
-    protected <T extends BaseListenerInterface> void register(final T listener) {
-        this.eventBusChangeRecorder = new EventBusChangeRecorder(listener);
-        this.eventBus.register(this.eventBusChangeRecorder);
-    }
-
-    /**
-     * Post event to event bus.
-     *
-     * @param event
-     *            data of incoming notifications
-     */
-    protected void post(final Event event) {
-        this.eventBus.post(event);
-    }
-
-    /**
-     * Removes all subscribers and unregisters event bus change recorder form
-     * event bus.
-     */
-    protected void unregister() {
-        this.subscribers.clear();
-        this.eventBus.unregister(this.eventBusChangeRecorder);
-    }
-}