@Override
public boolean isFlagEnabled(String name) {
Option option = cli.getOption(name);
if (option == null) {
throw new IllegalArgumentException("Cannot find the option '" + name + "'");
}
if (option.isFlag()) {
return optionsSeenInCommandLine.contains(option);
} else {
throw new IllegalStateException(
"Cannot retrieve the flag value on a non-flag option (" + name + ")");
}
}
@Override
@SuppressWarnings("unchecked")
public <T> T getOptionValue(String name) {
Option option = cli.getOption(name);
if (option == null) {
return null;
}
if (option instanceof TypedOption) {
return getValue((TypedOption<T>) option);
} else {
return (T) getRawValueForOption(option);
}
}
@Override
@SuppressWarnings("unchecked")
public <T> List<T> getOptionValues(String name) {
Option option = cli.getOption(name);
if (option == null) {
return null;
}
if (option instanceof TypedOption) {
TypedOption<T> typed = (TypedOption<T>) option;
if (typed.isParsedAsList()) {
return createFromList(getRawValueForOption(option), typed);
} else {
return getRawValuesForOption(option)
.stream()
.map(s -> create(s, typed))
.collect(Collectors.toList());
}
} else {
return (List<T>) getRawValuesForOption(option);
}
}