#region License

/*
 * Copyright © 2002-2006 the original author or authors.
 *
 * 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.
 */

#endregion

using TIBCO.EMS;

namespace Spring.Messaging.Ems.Core
{
    /// <summary> To be used with EmsTemplate's send method that
    /// convert an object to a message.
    /// </summary>
    /// <remarks>
    /// It allows for further modification of the message after it has been processed
    /// by the converter. This is useful for setting of EMS Header and Properties.
    /// </remarks>
    /// <author>Mark Pollack</author>
    public interface IMessagePostProcessor
    {
        /// <summary> Apply a IMessagePostProcessor to the message. The returned message is
        /// typically a modified version of the original.
        /// </summary>
        /// <param name="message">the EMS message from the IMessageConverter
        /// </param>
        /// <returns> the modified version of the Message
        /// </returns>
        /// <throws>EMSException if thrown by EMS API methods </throws>
        Message PostProcessMessage(Message message);
        
    }
}
