private static void handleResolverExpression() {
final Resolver resolver = cloudname.getResolver();
try {
System.out.println(
"Added a resolver listener for expression: "
+ resolverExpression
+ ". Will print out all events for the given expression.");
resolver.addResolverListener(
resolverExpression,
new ResolverListener() {
@Override
public void endpointEvent(Event event, Endpoint endpoint) {
System.out.println("Received event: " + event + " for endpoint: " + endpoint);
}
});
} catch (CloudnameException e) {
System.err.println("Problem with cloudname: " + e.getMessage());
}
final BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
while (true) {
System.out.println("Press enter to exit");
String s = null;
try {
s = br.readLine();
} catch (IOException e) {
e.printStackTrace();
}
if (s.length() == 0) {
System.out.println("Exiting");
System.exit(0);
}
}
}
private static void checkArgumentCombinationValid(final Flags flags) {
int actionSelectedCount = 0;
final Object[] actionSelectingFlags = {filePath, coordinateFlag, resolverExpression, listFlag};
for (Object flag : actionSelectingFlags) {
if (flag != null) {
actionSelectedCount++;
}
}
if (actionSelectedCount != 1) {
System.err.println("Must specify exactly one of the following options:");
System.err.println(actionSelectingFlagNames);
flags.printHelp(System.err);
System.exit(1);
}
}