com.meltmedia.cadmium.email.MessageTransformer Maven / Gradle / Ivy

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/**
 *    Copyright 2012 meltmedia
 *
 *    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.meltmedia.cadmium.email;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;

/**
 * Instances of this interface are used to transform messages just before they are passed to the JavaMail API.
 */
public interface MessageTransformer
{
  /**
   * Transforms a message.  The message itself may be changed by this method, or a new message object may be
   * created.
   */
  public MimeMessage transform( MimeMessage message )
    throws MessagingException;
}