Erreur de BoneCp

Bonjour ,

Il y'as quelques jours mon application marché bien avec la configuration de la Connexion BoneCP , mais plus maintenant , Ça m'affiche cette erreur (et je ne sais pas vraiment d'ou viens le problème) :

Code:

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SEVERE: Exception lors de l'envoi de l'évènement contexte initialisé (context initialized) à l'instance de classe d'écoute (listener) com.tomo.config.InisiatlisationDAOFactory
java.lang.NoClassDefFoundError: org/slf4j/LoggerFactory
	at com.jolbox.bonecp.BoneCPConfig.<clinit>(BoneCPConfig.java:60)
	at com.tomo.dao.DAOFactory.getInstance(DAOFactory.java:66)
	at com.tomo.config.InisiatlisationDAOFactory.contextInitialized(InisiatlisationDAOFactory.java:20)
	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4887)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5381)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549)
	at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
	at java.util.concurrent.FutureTask.run(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: org.slf4j.LoggerFactory
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	... 13 more

Mon code d'inisialisation du DaoFactory :

Code:

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@WebListener
public class InisiatlisationDAOFactory implements ServletContextListener {
 
    private DAOFactory         daoFactory;
 
    public static final String InisialDaoFactory = "daoFactory";
 
    @Override
    public void contextInitialized( ServletContextEvent config ) {
        ServletContext context = config.getServletContext();
        this.daoFactory = DAOFactory.getInstance();
        context.setAttribute( InisialDaoFactory, this.daoFactory );
 
    }
 
    @Override
    public void contextDestroyed( ServletContextEvent config ) {
        // TODO Auto-generated method stub
 
    }
 
}

Code DaoFactory :

Code:

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public class DAOFactory {
 
    private static String fichier_proprieter  = "/com/tomo/dao/dao.properties";
 
    private static String prop_url            = "url";
    private static String prop_driver         = "driver";
    private static String prop_nomUtilisateur = "nomutilisateur";
    private static String prop_motdepasse     = "motdepasse";
 
    private static BoneCP boneCP;
 
    public DAOFactory( BoneCP boneCP ) {
        super();
        this.boneCP = boneCP;
    }
 
    public static DAOFactory getInstance() throws DAOConfigurationException {
 
        Properties properties = new Properties();
 
        String url;
        String driver;
        String nomUtilisateur;
        String motDePasse;
 
        ClassLoader classe = Thread.currentThread().getContextClassLoader();
        InputStream fichier = classe.getResourceAsStream( fichier_proprieter );
 
        if ( fichier == null ) {
            throw new DAOConfigurationException( "Le fichier " + fichier_proprieter + " introuvable" );
        }
 
        try {
 
            properties.load( fichier );
            url = properties.getProperty( prop_url );
            driver = properties.getProperty( prop_driver );
            nomUtilisateur = properties.getProperty( prop_nomUtilisateur );
            motDePasse = properties.getProperty( prop_motdepasse );
 
        } catch ( IOException e ) {
            throw new DAOConfigurationException( "Le fichier " + fichier_proprieter + " n'as pas étais charger " + e );
        }
 
        try {
 
            Class.forName( driver );
 
        } catch ( ClassNotFoundException e ) {
            throw new DAOConfigurationException( "Chargement du driver echoue " + e );
        }
 
        try {
 
            BoneCPConfig boneConfig = new BoneCPConfig();
 
            boneConfig.setJdbcUrl( url );
            boneConfig.setUsername( nomUtilisateur );
            boneConfig.setPassword( motDePasse );
 
            boneConfig.setMinConnectionsPerPartition( 5 );
            boneConfig.setMaxConnectionsPerPartition( 10 );
            boneConfig.setPartitionCount( 2 );
 
            boneCP = new BoneCP( boneConfig );
 
        } catch ( SQLException e ) {
            e.printStackTrace();
            throw new DAOConfigurationException( "Erreur de configuration du pool de connexions " + e );
        }
 
        DAOFactory instance = new DAOFactory( boneCP );
 
        return instance;
    }
 
    Connection getConnection() throws SQLException {
        return boneCP.getConnection();
 
    }
 
    public TomodachiDAO getTomodachiDAO() {
        return new TomodachiDAOimplement( this );
 
    }
}