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    copied!<p><strong>Note:</strong> I'm the <a href="http://www.eclipse.org/eclipselink/moxy.php" rel="nofollow noreferrer">EclipseLink JAXB (MOXy)</a> lead, and a member of the JAXB (<a href="http://jcp.org/en/jsr/detail?id=222" rel="nofollow noreferrer">JSR-222</a>) expert group.</p> <hr/> <p>I believe the answer is:</p> <pre><code>@XStreamImplicit(itemFieldName="outline") private List&lt;OutlineItem&gt; childItems; </code></pre> <p>Have you considered using a JAXB implementation (<a href="http://jaxb.java.net/" rel="nofollow noreferrer">Metro</a>, <a href="http://www.eclipse.org/eclipselink/moxy.php" rel="nofollow noreferrer">MOXy</a>, <a href="http://ws.apache.org/jaxme/" rel="nofollow noreferrer">JaxMe</a>, ...) instead?</p> <ul> <li><a href="https://stackoverflow.com/questions/6159047/modern-alternative-to-java-xstream-library/6161183#6161183">Modern alternative to Java XStream library?</a></li> <li><a href="http://bdoughan.blogspot.com/2010/10/how-does-jaxb-compare-to-xstream.html" rel="nofollow noreferrer">http://bdoughan.blogspot.com/2010/10/how-does-jaxb-compare-to-xstream.html</a></li> </ul> <p><strong>OutlineItem</strong></p> <pre><code>import javax.xml.bind.annotation.*; @XmlRootElement(name="outline") @XmlAccessorType(XmlAccessType.FIELD) public class OutlineItem implements java.io.Serializable { private static final long serialVersionUID = -2321669186524783800L; @XmlAttribute private String text; @XmlElement("outline") private List&lt;OutlineItem&gt; childItems; } </code></pre> <p><strong>Demo</strong></p> <pre><code>import javax.xml.bind.*; public class Demo { public static void main(String[] args) throws JAXBException { JAXBContext jaxbContext = JAXBContext.newInstance(OutlineItem.class); Marshaller marshaller = jaxbContext.createMarshaller(); marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true); marshaller.marshal(outlineItem, System.out); } } </code></pre>
 

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