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copied!<p>You may give it a try to the deefault XMLEncoder/XMLDecoder that was added to the platform in Java1.4</p> <p>Here's the way I use it.</p> <pre><code>import java.beans.XMLEncoder; import java.beans.XMLDecoder; import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; public class ToXml { /** * Write an object to a file in XML format. * @param o - The object to serialize. * @param file - The file where to write the object. */ public static void writeObject( Object o, String file ) { XMLEncoder e = null; try { e = new XMLEncoder( new BufferedOutputStream( new FileOutputStream(file))); e.writeObject(o); }catch( IOException ioe ) { throw new RuntimeException( ioe ); }finally{ if( e != null ) { e.close(); } } } /** * Read a xml serialized object from the specified file. * @param file - The file where the serialized xml version of the object is. * @return The object represented by the xmlfile. */ public static Object readObject( String file ){ XMLDecoder d = null; try { d = new XMLDecoder( new BufferedInputStream( new FileInputStream(file))); return d.readObject(); }catch( IOException ioe ) { throw new RuntimeException( ioe ); }finally{ if( d != null ) { d.close(); } } } </code></pre> <p>}</p> <p>It's easy, is simple, is in the core libraries. </p> <p>You just have to write the load mechanism. </p> <p>I have this swing app that loads data from a remote EJB in 5 - 10 secs. What I do is to store the previous session in XML like this and when the app loads it has all the data from the previous session in less than 1 sec. </p> <p>While the user start to work with the app, a background thread fetches those elements that have changed since the last session. </p>

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