/*
 * Copyright 2021, TeamDev. All rights reserved.
 *
 * 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
 *
 * Redistribution and use in source and/or binary forms, with or without
 * modification, must retain the above copyright notice and the following
 * disclaimer.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package io.spine.server.integration;

import io.spine.core.BoundedContextName;
import io.spine.core.Event;
import io.spine.protobuf.AnyPacker;
import io.spine.server.type.EventClass;

import static io.spine.grpc.StreamObservers.noOpObserver;

/**
 * An observer of the incoming external domain events of the specified type.
 *
 * <p>Responsible of receiving those from the transport and dispatching to the local Event bus.
 */
final class IncomingEventObserver extends AbstractChannelObserver {

    private final BusAdapter bus;

    /**
     * Creates a new observer.
     *
     * @param context
     *         the name of the Bounded Context which receives the events
     * @param eventCls
     *         the type of the observed events
     * @param bus
     *         the adapter over the event bus to which the observed events should be dispatched
     */
    IncomingEventObserver(BoundedContextName context,
                          EventClass eventCls,
                          BusAdapter bus) {
        super(context, eventCls.value());
        this.bus = bus;
    }

    @Override
    protected void handle(ExternalMessage message) {
        Event event = AnyPacker.unpack(message.getOriginalMessage(), Event.class);
        bus.dispatch(event, noOpObserver());
    }
}

@@ -1517,16 +1517,23 @@
 ing 
+%7B@code 
 external
  dom
@@ -1528,16 +1528,17 @@
 external
+%7D
  domain 
@@ -1655,17 +1655,17 @@
 e local 
-E
+e
 vent bus
@@ -2164,81 +2164,29 @@
 ext,
-%0A                          EventClass eventCls,%0A                         
+ EventClass eventCls,
  Bus

Improve the docs.