| /******************************************************************************* |
| * 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); |
| } |
| } |