/**
* Copyright (c) 2011-2012 Optimax Software Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of Optimax Software, ElasticInbox, nor the names
* of its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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 com.elasticinbox.lmtp.delivery;
import java.util.HashMap;
import java.util.Map;
import org.apache.james.protocols.smtp.MailEnvelope;
import org.apache.james.protocols.smtp.MailAddress;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.elasticinbox.lmtp.server.api.DeliveryReturnCode;
/**
* Delivery backend implementation
*
* @author Rustam Aliyev
*/
public class MulticastDeliveryAgent implements IDeliveryAgent
{
private static final Logger logger = LoggerFactory
.getLogger(MulticastDeliveryAgent.class);
private IDeliveryAgent[] agents;
public MulticastDeliveryAgent(IDeliveryAgent... agents) {
this.agents = agents;
}
@Override
public Map<MailAddress, DeliveryReturnCode> deliver(MailEnvelope env, final String sessionId)
{
Map<MailAddress, DeliveryReturnCode> map = new HashMap<MailAddress, DeliveryReturnCode>();
for (IDeliveryAgent agent : agents) {
try {
map.putAll(agent.deliver(env, sessionId));
} catch (Exception e) {
logger.warn(agent.getClass().getName()
+ " delivery deferred: mail delivery failed: ", e);
for (MailAddress address : env.getRecipients()) {
map.put(address, DeliveryReturnCode.TEMPORARY_FAILURE);
}
}
}
return map;
}
}