/**
* Informs all listeners.
*
* @param listeners list with the listener objects
* @param action identifier which callback should be called
* @param param parameter for the call
* @param handler the current progress handler
*/
private void informListeners(
List listeners, int action, Object param, AbstractUIProgressHandler handler) {
// Iterate the action list.
Iterator iter = listeners.iterator();
UninstallerListener il = null;
while (iter.hasNext()) {
try {
il = (UninstallerListener) iter.next();
switch (action) {
case UninstallerListener.BEFORE_DELETION:
il.beforeDeletion((List) param, handler);
break;
case UninstallerListener.AFTER_DELETION:
il.afterDeletion((List) param, handler);
break;
case UninstallerListener.BEFORE_DELETE:
il.beforeDelete((File) param, handler);
break;
case UninstallerListener.AFTER_DELETE:
il.afterDelete((File) param, handler);
break;
}
} catch (Throwable e) { // Catch it to prevent for a block of uninstallation.
handler.emitError(
"Skipping custom action because exception caught during " + il.getClass().getName(),
e.toString());
}
}
}
@Override
public void afterDeletion(List arg0, AbstractUIProgressHandler arg1) throws Exception {
int answer =
arg1.askQuestion(
"Remove configuration files?",
"Do you want to remove the configuration files for Svarog?",
AbstractUIHandler.CHOICES_YES_NO,
AbstractUIHandler.ANSWER_NO);
if (answer == AbstractUIHandler.ANSWER_YES) {
answer =
arg1.askQuestion(
"Curren user or all?",
"Do you want to remove configuration files only for the current user (YES) or for all users (NO)?",
AbstractUIHandler.CHOICES_YES_NO_CANCEL,
AbstractUIHandler.ANSWER_CANCEL);
if (answer == AbstractUIHandler.ANSWER_YES) {
removeCurrentUser();
} else if (answer == AbstractUIHandler.ANSWER_NO) removeAllProfiles();
}
}
/** The run method. */
public void run() {
try {
// We get the list of uninstaller listeners
List[] listeners = getListenerLists();
// We get the list of the files to delete
ArrayList executables = getExecutablesList();
FileExecutor executor = new FileExecutor(executables);
executor.executeFiles(ExecutableFile.UNINSTALL, this.handler);
ArrayList files = getFilesList();
int size = files.size();
// Custem action listener stuff --- beforeDeletion ----
informListeners(listeners[0], UninstallerListener.BEFORE_DELETION, files, handler);
handler.startAction("destroy", size);
// We destroy the files
for (int i = 0; i < size; i++) {
File file = (File) files.get(i);
// Custem action listener stuff --- beforeDelete ----
informListeners(listeners[1], UninstallerListener.BEFORE_DELETE, file, handler);
file.delete();
// Custem action listener stuff --- afterDelete ----
informListeners(listeners[1], UninstallerListener.AFTER_DELETE, file, handler);
handler.progress(i, file.getAbsolutePath());
}
// Custem action listener stuff --- afterDeletion ----
informListeners(listeners[0], UninstallerListener.AFTER_DELETION, files, handler);
// We make a complementary cleanup
handler.progress(size, "[ cleanups ]");
cleanup(new File(installPath));
handler.stopAction();
} catch (Exception err) {
handler.stopAction();
err.printStackTrace();
handler.emitError("exception caught", err.toString());
}
}
