package org.acegisecurity.userdetails.checker;

 import org.springframework.context.support.MessageSourceAccessor;

 import org.acegisecurity.LockedException;

 import org.acegisecurity.CredentialsExpiredException;

 import org.acegisecurity.AccountExpiredException;

 import org.acegisecurity.DisabledException;

 import org.acegisecurity.AcegiMessageSource;

 import org.acegisecurity.userdetails.UserDetailsChecker;

 import org.acegisecurity.userdetails.UserDetails;

 /**

  * @author Luke Taylor

  * @version $Id: AccountStatusUserDetailsChecker.java 2654 2008-02-18 20:44:09Z luke_t $

  * @since 1.0.7

  */

 public class AccountStatusUserDetailsChecker implements UserDetailsChecker {

     protected MessageSourceAccessor messages = AcegiMessageSource.getAccessor();

     public void check(UserDetails user) {

         if (!user.isAccountNonLocked()) {

             throw new LockedException(messages.getMessage("UserDetailsService.locked", "User account is locked"), user);

         }

         if (!user.isEnabled()) {

             throw new DisabledException(messages.getMessage("UserDetailsService.disabled", "User is disabled"), user);

         }

         if (!user.isAccountNonExpired()) {

             throw new AccountExpiredException(messages.getMessage("UserDetailsService.expired",

                     "User account has expired"), user);

         }

         if (!user.isCredentialsNonExpired()) {

             throw new CredentialsExpiredException(messages.getMessage("UserDetailsService.credentialsExpired",

                     "User credentials have expired"), user);

         }

     }

 }