/*
* 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 com.facebook.presto.testing;
import com.facebook.presto.eventlistener.EventListenerManager;
import com.facebook.presto.spi.eventlistener.EventListener;
import com.facebook.presto.spi.eventlistener.EventListenerFactory;
import com.facebook.presto.spi.eventlistener.QueryCompletedEvent;
import com.facebook.presto.spi.eventlistener.QueryCreatedEvent;
import com.facebook.presto.spi.eventlistener.SplitCompletedEvent;
import com.google.common.collect.ImmutableMap;
import java.util.Optional;
import java.util.concurrent.atomic.AtomicReference;
public class TestingEventListenerManager
extends EventListenerManager
{
private final AtomicReference<Optional<EventListener>> configuredEventListener = new AtomicReference<>(Optional.empty());
@Override
public void addEventListenerFactory(EventListenerFactory eventListenerFactory)
{
configuredEventListener.set(Optional.of(eventListenerFactory.create(ImmutableMap.of())));
}
@Override
public void queryCompleted(QueryCompletedEvent queryCompletedEvent)
{
if (configuredEventListener.get().isPresent()) {
configuredEventListener.get().get().queryCompleted(queryCompletedEvent);
}
}
@Override
public void queryCreated(QueryCreatedEvent queryCreatedEvent)
{
if (configuredEventListener.get().isPresent()) {
configuredEventListener.get().get().queryCreated(queryCreatedEvent);
}
}
@Override
public void splitCompleted(SplitCompletedEvent splitCompletedEvent)
{
if (configuredEventListener.get().isPresent()) {
configuredEventListener.get().get().splitCompleted(splitCompletedEvent);
}
}
}