L'application web [] enregistré le pilote JDBC [com.mysql.jdbc.Pilote], mais a échoué à annuler son inscription lors de l'application web a été arrêté

J'ai vu quelques-uns des problèmes similaires sur stackoverflow mais je ne pouvais pas comprendre comment je peux résoudre mon problème. Après l'ajout de Printemps de Sécurité de mon Spring MVC projet, j'ai exception suivante:

Jul 20, 2014 3:18:04 PM org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
SEVERE: The web application [] registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.

Voici mon mysql-connecteur dans le pom.xml

    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>5.1.31</version>
    </dependency>

Voici les classes que j'ai ajouté:

@Component
@Transactional
public class UserDetailsServiceImpl implements UserDetailsService{

@Autowired
private UserDAO userDAO;

@Autowired
private UserAssembler userAssembler;

private static final Logger logger = LoggerFactory.getLogger(UserDetailsServiceImpl.class);

@Transactional(readOnly = true)
public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException, DataAccessException {
    User user = userDAO.findByEmail(username);

    if(null == user) throw new UsernameNotFoundException("User not found");

    return userAssembler.buildUserFromUser(user);
}
}

et assembleur

 @Service("assembler")

public class UserAssembler {

@Autowired
private UserDAO userDAO;

@Transactional(readOnly = true)
public User buildUserFromUser(net.viralpatel.contact.model.User user) {
    String role = "ROLE_USER";//userEntityDAO.getRoleFromUserEntity(userEntity);

    Collection<GrantedAuthority> authorities = new ArrayList<GrantedAuthority>();
    authorities.add(new GrantedAuthorityImpl(role));

    return new User(user.getLogin(), user.getPassword(), true, true, true, true,  authorities);
}
}

Voici mon spring-security.xml

<beans:bean id="webexpressionHandler" class="org.springframework.security.web.access.expression.DefaultWebSecurityExpressionHandler" />

<http auto-config="true">
    <intercept-url pattern="/account/*" access="ROLE_ADMIN" />
    <form-login login-page="/login" default-target-url="/account/overview" authentication-failure-url="/login?error=true"/>
    <remember-me/>
</http>

<beans:bean id="myUserDetailsService" class="net.viralpatel.contact.service.UserDetailsServiceImpl" />


<authentication-manager alias="authenticationManager">
    <authentication-provider user-service-ref="myUserDetailsService" />
</authentication-manager>

ÉDITÉ:

INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /opt/idea-IU-135.909/bin::/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
Jul 20, 2014 3:58:36 PM org.apache.catalina.core.JreMemoryLeakPreventionListener lifecycleEvent
SEVERE: Failed to load class com.mysql.jdbc.NonRegisteringDriver during Tomcat start to prevent possible memory leaks.
java.lang.ClassNotFoundException: com.mysql.jdbc.NonRegisteringDriver

OriginalL'auteur user3127896 | 2014-07-20