com.abiquo.commons.amqp.impl.am.AMConsumer.java Source code

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Here is the source code for com.abiquo.commons.amqp.impl.am.AMConsumer.java

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/**
 * Abiquo community edition
 * cloud management application for hybrid clouds
 * Copyright (C) 2008-2010 - Abiquo Holdings S.L.
 *
 * This application is free software; you can redistribute it and/or
 * modify it under the terms of the GNU LESSER GENERAL PUBLIC
 * LICENSE as published by the Free Software Foundation under
 * version 3 of the License
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * LESSER GENERAL PUBLIC LICENSE v.3 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

package com.abiquo.commons.amqp.impl.am;

import static com.abiquo.commons.amqp.impl.am.AMConfiguration.AM_QUEUE;
import static com.abiquo.commons.amqp.util.ConsumerUtils.ackMessage;
import static com.abiquo.commons.amqp.util.ConsumerUtils.rejectMessage;

import java.io.IOException;

import com.abiquo.commons.amqp.consumer.BasicConsumer;
import com.abiquo.commons.amqp.impl.am.domain.TemplateStatusEvent;
import com.rabbitmq.client.Envelope;

public class AMConsumer extends BasicConsumer<AMCallback> {
    public AMConsumer() {
        super(new AMConfiguration(), AM_QUEUE);
    }

    @Override
    public void consume(Envelope envelope, byte[] body) throws IOException {
        TemplateStatusEvent event = TemplateStatusEvent.fromByteArray(body);

        if (event != null) {
            for (AMCallback callback : callbacks) {

                if (event.getStatus().equalsIgnoreCase("DOWNLOADING")) {
                    callback.onDownloading(event);
                } else if (event.getStatus().equalsIgnoreCase("DOWNLOAD")) {
                    callback.onDownload(event);
                } else if (event.getStatus().equalsIgnoreCase("ERROR")) {
                    callback.onError(event);
                } else if (event.getStatus().equalsIgnoreCase("NOT_DOWNLOAD")) {
                    callback.onNotDownload(event);
                } else {
                    throw new IOException("Unexpected OVF Package Instance status : " + event.getStatus());
                }
            }

            ackMessage(getChannel(), envelope.getDeliveryTag());
        } else {
            rejectMessage(getChannel(), envelope.getDeliveryTag());
        }
    }
}