String getStringKey(UsersGroupsPK value) {
StringBuilder sb = new StringBuilder();
sb.append(value.getGroupName());
sb.append(SEPARATOR);
sb.append(value.getUserId());
return sb.toString();
}
UsersGroupsPK getKey(String value) {
UsersGroupsPK key;
String values[] = value.split(SEPARATOR_ESCAPED);
key = new UsersGroupsPK();
key.setGroupName(values[0]);
key.setUserId(Integer.parseInt(values[1]));
return key;
}