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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.ote.messaging.dds;
import java.lang.ref.WeakReference;
import org.eclipse.osee.ote.messaging.dds.entity.SampleInfo;
/**
* Provides a coupling mechanism for <code>SampleInfo</code> with <code>Data</code> instances.
*
* @author Robert A. Fisher
* @author David Diepenbrock
*/
public class DataSample {
private final WeakReference<Data> data;
private final SampleInfo sampleInfo;
/**
* Create a data sample that is used for propogating data through the system.
*/
public DataSample(Data data, SampleInfo sampleInfo) {
this.data = new WeakReference<>(data);
this.sampleInfo = sampleInfo;
}
/**
* Create a data sample that can be used for receiving propogated data.
*/
public DataSample(Data data) {
super();
this.data = new WeakReference<>(data);
this.sampleInfo = new SampleInfo();
}
/**
* @return Returns the data.
*/
public Data getData() {
return data.get();
}
/**
* @return Returns the sampleInfo.
*/
public SampleInfo getSampleInfo() {
return sampleInfo;
}
/**
* @param sourceSampleInfo The sampleInfo to set.
*/
public void setSampleInfo(SampleInfo sourceSampleInfo) {
sampleInfo.copyFrom(sourceSampleInfo);
}
}
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