}
}
protected void addGroupId() {
OptionBuilder optionBuilder = OptionBuilder.hasArg().withArgName(ARGUMENT_GROUP_ID);
optionBuilder = optionBuilder.withLongOpt(ARGUMENT_GROUP_ID);
optionBuilder = optionBuilder
.withDescription("If a groupId is provided, the library file will be installed under that groupId. "+
"Otherwise, default will be used.");
Option option = optionBuilder.create(ARGUMENT_GROUP_ID_SHORTFORM);
options.addOption(option);