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| XMLEncoder encoder;
try {
encoder = new XMLEncoder(outputStream);
// Better debugging output, in case you need it
encoder.setExceptionListener(new ExceptionListener() {
public void exceptionThrown(Exception e) {
e.printStackTrace();
}
});
encoder.setPersistenceDelegate(DefaultGraphModel.class,
new DefaultPersistenceDelegate(new String[] { "roots",
"attributes" }));
encoder.setPersistenceDelegate(GraphLayoutCache.class,
new DefaultPersistenceDelegate(new String[] { "model",
"factory", "cellViews", "hiddenCellViews",
"partial" }));
encoder.setPersistenceDelegate(DefaultGraphCell.class,
new DefaultPersistenceDelegate(
new String[] { "userObject" }));
encoder.setPersistenceDelegate(DefaultEdge.class,
new DefaultPersistenceDelegate(
new String[] { "userObject" }));
encoder.setPersistenceDelegate(DefaultPort.class,
new DefaultPersistenceDelegate(
new String[] { "userObject" }));
encoder.setPersistenceDelegate(AbstractCellView.class,
new DefaultPersistenceDelegate(new String[] { "cell",
"attributes" }));
encoder.setPersistenceDelegate(
DefaultEdge.DefaultRouting.class,
new PersistenceDelegate() {
protected Expression instantiate(
Object oldInstance, Encoder out) {
return new Expression(oldInstance,
GraphConstants.class,
"getROUTING_SIMPLE", null);
}
});
encoder.setPersistenceDelegate(DefaultEdge.LoopRouting.class,
new PersistenceDelegate() {
protected Expression instantiate(
Object oldInstance, Encoder out) {
return new Expression(oldInstance,
GraphConstants.class,
"getROUTING_DEFAULT", null);
}
});
encoder.setPersistenceDelegate(ArrayList.class, encoder
.getPersistenceDelegate(List.class));
encoder.writeObject(graph.getGraphLayoutCache());
encoder.close();
} catch (Exception e) {
JOptionPane.showMessageDialog(graph, e.getMessage(), "Error",
JOptionPane.ERROR_MESSAGE);
} |
