@Test
public void testSaveLoad() throws FileNotFoundException, IOException {
System.out.println("--- testSaveLoad...");
XMLEncoder xmlEncoder = null;
FileOutputStream fos = null;
BufferedOutputStream bos = null;
File f = new File("testProjects/TEMP_PROJECTS/Test.ser");
System.out.println("Saving to: " + f.getCanonicalPath());
fos = new FileOutputStream(f);
bos = new BufferedOutputStream(fos);
xmlEncoder = new XMLEncoder(bos);
// Metric m = Metric.PATH_LENGTH_FROM_ROOT;
Object o1 = pg1;
System.out.println("Pre: " + o1);
// ProximalPref p = ProximalPref.MOST_PROX_AT_0;
xmlEncoder.writeObject(o1);
xmlEncoder.close();
FileInputStream fis = new FileInputStream(f);
BufferedInputStream bis = new BufferedInputStream(fis);
XMLDecoder xd = new XMLDecoder(bis);
Object o2 = xd.readObject();
System.out.println("Post: " + o2);
assertEquals(o2, o1);
}
/**
* Create a new <code>PanelModel</code> from an object serialized using <code>XMLEncoder</code>.
* For example,
*
* <pre>
* PanelModel pModel;
* Page page = new Page();
* try {
* pModel = PanelModel.loadFromXML(new BufferedInputStream(
* new FileInputStream(outpath)));
* page.setPanelModel(pModel);
* } catch (FileNotFoundException fnfe) {
* JOptionPane.showMessageDialog(this, "Error openning file",
* "File Open Error", JOptionPane.ERROR_MESSAGE);
* } catch (InvalidObjectException ioe) {
* JOptionPane.showMessageDialog(this, "File does not contain a PanelModel",
* "PanelModel Not Found",
* JOptionPane.ERROR_MESSAGE);
* }
*
* </pre>
*
* @param is InputStream
* @return PanelModel object
* @throws InvalidObjectException
* @see java.beans.XMLEncoder
*/
public static PanelModel loadFromXML(InputStream is) throws InvalidObjectException {
PanelModel pModel = null;
XMLDecoder xd = new XMLDecoder(is);
Object obj = xd.readObject();
xd.close();
if (obj instanceof PanelModel) {
pModel = (PanelModel) obj;
pModel.repair();
} else {
throw new InvalidObjectException("XML file does not contain a PanelModel");
}
return pModel;
}
public void load() {
// show file chooser dialog
int r = chooser.showOpenDialog(null);
// if file selected, open
if (r == JFileChooser.APPROVE_OPTION) {
try {
File file = chooser.getSelectedFile();
XMLDecoder decoder = new XMLDecoder(new FileInputStream(file));
decoder.readObject();
decoder.close();
} catch (IOException e) {
JOptionPane.showMessageDialog(null, e);
}
}
}