/**
* Executes line.
*
* @return false if the users has issued an "exit" command, true otherwise
*/
protected boolean execute(String line) throws Exception {
try {
runCommand(line);
} catch (ExitException e) {
return false;
} catch (CommandException e) {
console.print(e.getMessage() + System.getProperty("line.separator"));
}
return true;
}
@Override
public void start(Application app) throws IOException {
super.start(app);
updatePrompt();
// register completors
console.addCompleter(new CompositeCompletor(this, app.getCommandRegistry()));
String line = console.readLine();
while (line != null) {
line = line.trim();
try {
if (line.length() > 0) {
if (!execute(line)) {
break;
}
// println();
}
} catch (Exception e) {
e.printStackTrace();
}
line = console.readLine();
}
console.print("Bye");
console.println();
}
