/**
* Serialize an instance, restore it, and check for equality. In addition, test for a bug that was
* reported where the listener list is 'null' after deserialization.
*/
public void testSerialization() {
BarRenderer r1 = new BarRenderer();
r1.setBaseLegendTextFont(new Font("Dialog", Font.PLAIN, 4));
r1.setBaseLegendTextPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.green));
r1.setBaseLegendShape(new Line2D.Double(1.0, 2.0, 3.0, 4.0));
BarRenderer r2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(r1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
r2 = (BarRenderer) in.readObject();
in.close();
} catch (Exception e) {
e.printStackTrace();
}
assertEquals(r1, r2);
try {
r2.notifyListeners(new RendererChangeEvent(r2));
} catch (NullPointerException e) {
assertTrue(false); // failed
}
}
public static Object byteArray2Object(byte[] b) throws IOException, ClassNotFoundException {
/*
* http://stackoverflow.com/questions/2836646/java-serializable-object-to-byte-array
*/
ByteArrayInputStream bis = new ByteArrayInputStream(b);
ObjectInput oi = new ObjectInputStream(bis);
Object nesne = oi.readObject();
bis.close();
oi.close();
return nesne;
}
private void readFromObjectInput(String filename) {
try {
URL url = new URL(getCodeBase(), filename);
InputStream stream = url.openStream();
ObjectInput input = new ObjectInputStream(stream);
fDrawing.release();
fDrawing = (Drawing) input.readObject();
view().setDrawing(fDrawing);
} catch (IOException e) {
initDrawing();
showStatus("Error: " + e);
} catch (ClassNotFoundException e) {
initDrawing();
showStatus("Class not found: " + e);
}
}
