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• TimeoutTimerTask.java

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io.edurt.datacap.pinot.com.ning.http.client.providers.netty.request.timeout.TimeoutTimerTask Maven / Gradle / Ivy

/*
 * Copyright (c) 2014 AsyncHttpClient Project. All rights reserved.
 *
 * This program is licensed to you under the Apache License Version 2.0,
 * and you may not use this file except in compliance with the Apache License Version 2.0.
 * You may obtain a copy of the Apache License Version 2.0 at http://www.apache.org/licenses/LICENSE-2.0.
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the Apache License Version 2.0 is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Apache License Version 2.0 for the specific language governing permissions and limitations there under.
 */
package io.edurt.datacap.pinot.com.ning.http.client.providers.netty.request.timeout;

import io.edurt.datacap.pinot.org.jboss.netty.util.TimerTask;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import io.edurt.datacap.pinot.com.ning.http.client.providers.netty.future.NettyResponseFuture;
import io.edurt.datacap.pinot.com.ning.http.client.providers.netty.request.NettyRequestSender;

import java.net.SocketAddress;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicBoolean;

public abstract class TimeoutTimerTask implements TimerTask {

    private static final Logger LOGGER = LoggerFactory.getLogger(TimeoutTimerTask.class);

    protected final AtomicBoolean done = new AtomicBoolean();
    protected volatile NettyResponseFuture nettyResponseFuture;
    protected final NettyRequestSender requestSender;
    protected final TimeoutsHolder timeoutsHolder;
    protected final String remoteAddress;

    public TimeoutTimerTask(NettyResponseFuture nettyResponseFuture, NettyRequestSender requestSender, TimeoutsHolder timeoutsHolder) {
        this.nettyResponseFuture = nettyResponseFuture;
        this.requestSender = requestSender;
        this.timeoutsHolder = timeoutsHolder;
        // saving remote address as the channel might be removed from the future when an exception occurs
        SocketAddress sa = nettyResponseFuture.getChannelRemoteAddress();
        remoteAddress = sa != null ? sa.toString() : "not-connected";
    }

    protected void expire(String message, long time) {
        LOGGER.debug("{} for {} after {} ms", message, nettyResponseFuture, time);
        requestSender.abort(nettyResponseFuture.channel(), nettyResponseFuture, new TimeoutException(message));
    }

    /**
     * When the timeout is cancelled, it could still be referenced for quite some time in the Timer.
     * Holding a reference to the future might mean holding a reference to the channel, and heavy objects such as SslEngines
     */
    public void clean() {
        if (done.compareAndSet(false, true))
            nettyResponseFuture = null;
    }
}