JsonEnvelope.java

/**
 * Copyright 2013 Tommi S.E. Laukkanen
 *
 * 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 ru.iris.common.messaging;

import java.util.UUID;

/**
 * Value object to contain JSON messaging envelope information.
 *
 * @author Tommi S.E. Laukkanen
 */
public class JsonEnvelope
{
	/**
	 * The subject.
	 */
	private final String subject;
	/**
	 * The object.
	 */
	private final Object object;
	/**
	 * The sender instance ID.
	 */
	private UUID senderInstanceId;
	/**
	 * The receiver instance ID.
	 */
	private String receiverInstanceId;
	/**
	 * The correlation ID.
	 */
	private String correlationId;

	public JsonEnvelope(String subject, Object object)
	{
		this.subject = subject;
		this.object = object;
	}

	public JsonEnvelope(
			UUID senderInstanceId,
			String receiverInstanceId,
			String correlationId,
			String subject,
			Object object)
	{
		this.senderInstanceId = senderInstanceId;
		this.receiverInstanceId = receiverInstanceId;
		this.correlationId = correlationId;
		this.subject = subject;
		this.object = object;
	}

	public String getCorrelationId()
	{
		return correlationId;
	}

	public String getSubject()
	{
		return subject;
	}

	@SuppressWarnings("unchecked")
	public <T> T getObject()
	{
		return (T) object;
	}

	public UUID getSenderInstance()
	{
		return senderInstanceId;
	}

	public String getReceiverInstance()
	{
		return receiverInstanceId;
	}

	@Override
	public String toString()
	{
		return "Envelope{" +
				"senderInstanceId=" + senderInstanceId +
				", receiverInstanceId=" + receiverInstanceId +
				", correlationId='" + correlationId + '\'' +
				", subject='" + subject + '\'' +
				", object=" + object +
				'}';
	}
}