String usersProperties = System.getProperty("users.properties");
String rolesProperties = System.getProperty("roles.properties");
if (usersProperties != null && rolesProperties != null) {
try {
UsersRoles usersRoles = new UsersRoles();
usersRoles.setUsersProperties(usersProperties);
usersRoles.setRolesProperties(rolesProperties);
usersRoles.start();
this.callback = usersRoles;
this.value.setCallbackSecurity(callback);
} catch (Throwable t) {
ROOT_LOGGER.debug(t.getMessage(), t);