@Override
public Object execute() throws Exception {
if (force) {
if (reboot) {
systemService.reboot(time, determineSwipeType());
} else {
systemService.halt(time);
}
return null;
}
for (; ; ) {
String karafName = System.getProperty("karaf.name");
String msg;
if (reboot) {
msg = String.format("Confirm: reboot instance %s (yes/no): ", karafName);
} else {
msg = String.format("Confirm: halt instance %s (yes/no): ", karafName);
}
String str = null;
try {
str = session.readLine(msg, null);
} catch (UnsupportedOperationException e) {
// this is a remote client with shutdown argument so here isn't a interactive way
// so return a prompt message instead of NPE
System.out.println(
"please use \"shutdown -f\" or \"shutdown --force\" to shutdown instance: "
+ karafName);
return null;
}
if (str.equalsIgnoreCase("yes")) {
if (reboot) {
systemService.reboot(time, determineSwipeType());
} else {
systemService.halt(time);
}
}
return null;
}
}
public String getHelp(final Session session, String path) {
if (path == null) {
path = "%root%";
}
Map<String, String> props = new HashMap<String, String>();
props.put("data", "${" + path + "}");
final List<HelpProvider> providers = session.getRegistry().getServices(HelpProvider.class);
InterpolationHelper.performSubstitution(
props,
new InterpolationHelper.SubstitutionCallback() {
public String getValue(final String key) {
for (HelpProvider hp : providers) {
String result = hp.getHelp(session, key);
if (result != null) {
return removeNewLine(result);
}
}
return null;
}
});
return props.get("data");
}