java.lang.NoClassDefFoundError: ch/qos/logback/core/joran/spi/JoranException lors de la connexion de Cassandra DB

J'ai essayé une simple connexion à mon Cassandra exemple par le biais de Java. J'ai fait une démo de clés à cqlsh et créé un tableau dans le programme java. Le code est ci-dessous:

Pots Utilisés:

  • slf4j.api-1.6.1
  • cassandra-tous-2.1.2

    public class CassandraConnection {
    
        public static void main(String[] args){
    
            String ipAddress="127.0.0.1";
            String keySpace="demo";
    
            Cluster cluster;
    
            Session session;
    
            cluster=Cluster.builder().addContactPoint(ipAddress).build();
    
            session=cluster.connect(keySpace);
    
            System.out.println("====================Before insert");
    
            String cqlInsertStmt="insert into users (lastname,age,city,email,firstname) values"
            +"('Gopalan',32,'Paramakkudi','[email protected]','Murugan') ";
    
            session.execute(cqlInsertStmt);
    
            String cqlSelectStmt="select * from users";
            ResultSet resultSet=session.execute(cqlSelectStmt);
    
            System.out.println("=================After insert");
    
            for(Row row: resultSet){
    
                System.out.format("%s %s %d %s %s \n", row.getString("firstname"),row.getString("lastname"),row.getInt("age"),row.getString("city"),row.getString("email"));
            }
    
            System.out.println("=================After update");
    
        }
    }

J'obtiens l'erreur suivante:

Failed to instantiate SLF4J LoggerFactory
Reported exception:
java.lang.NoClassDefFoundError: ch/qos/logback/core/joran/spi/JoranException
at org.slf4j.LoggerFactory.bind(LoggerFactory.java:150)
at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:124)
at org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:412)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:357)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:383)
at com.datastax.driver.core.Cluster.<clinit>(Cluster.java:60)
at CassandraConnection.main(CassandraConnection.java:21)
Caused by: java.lang.ClassNotFoundException: ch.qos.logback.core.joran.spi.JoranException
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 7 more
Exception in thread "main" java.lang.NoClassDefFoundError: ch/qos/logback/core/joran/spi/JoranException
at org.slf4j.LoggerFactory.bind(LoggerFactory.java:150)
at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:124)
at org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:412)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:357)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:383)
at com.datastax.driver.core.Cluster.<clinit>(Cluster.java:60)
at CassandraConnection.main(CassandraConnection.java:21)
Caused by: java.lang.ClassNotFoundException: ch.qos.logback.core.joran.spi.JoranException
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 7 more

OriginalL'auteur Anand Kumar | 2017-02-13