public void testPreferenceChange() {
try {
Preferences userRoot = Preferences.userRoot();
Preferences node = userRoot.node("testAdd");
node.addPreferenceChangeListener(
new PreferenceChangeListener() {
public void preferenceChange(PreferenceChangeEvent evt) {
System.out.println(
" node "
+ evt.getNode().name()
+ " key = <"
+ evt.getKey()
+ "> val= <"
+ evt.getNewValue()
+ ">");
if (evt.getKey().equals("love"))
assert evt.getNewValue().equals("ok") : evt.getNewValue();
else if (evt.getKey().equals("love2"))
assert evt.getNewValue().equals("not ok") : evt.getNewValue();
}
});
node.put("love", "ok");
node.put("love2", "not ok");
} catch (Exception e) {
System.out.println(e);
e.printStackTrace();
}
}
