NullSender.java

/***************************************************************************
   Copyright 2012 Emily Estes

   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 net.metanotion.emailqueue;


import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/** A MailSender implementation which does nothing but log the details of the email to be sent.
This is mostly useful for testing purposes. */
public final class NullSender implements MailSender<NullSender>, AutoCloseable {
	private static final Logger logger = LoggerFactory.getLogger(NullSender.class);

	@Override public NullSender getConnection() {
		logger.debug("Open");
		return this;
	}

	@Override public void close() { logger.debug("Close"); }

	@Override public boolean send(final NullSender conn, final MessageStruct msg) {
		logger.debug("Sending from - {}, to - {} id {}", msg.Sender, msg.Recipient, msg.MailId);
		return true;
	}
}