Forum Programmation.java Probleme de connexion MySQL en Java

import java.sql.*;



 class testsql{

     

     public static void main(String[] args){

         

         String pilote = "com.mysql.jdbc.Driver";

         

         try{

             Class.forName(pilote);

             Connection connexion = DriverManager.getConnection("jdbc:mysql://host:3306/mysql?ser=myUser&password=myPassword");



         }

         catch (Exception e){

             

             System.out.println("echec : "+e);

         }

         

     }

}

echec : java.sql.SQLException: Unable to connect to any hosts due to exception: java.net.SocketException: java.net.ConnectException: Connection refused



** BEGIN NESTED EXCEPTION **



java.net.SocketException

MESSAGE: java.net.ConnectException: Connection refused



STACKTRACE:



java.net.SocketException: java.net.ConnectException: Connection refused

        at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:143)

        at com.mysql.jdbc.MysqlIO.(MysqlIO.java:225)

        at com.mysql.jdbc.Connection.createNewIO(Connection.java:1805)

        at com.mysql.jdbc.Connection.(Connection.java:452)

        at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:411)

        at java.sql.DriverManager.getConnection(DriverManager.java:525)

        at java.sql.DriverManager.getConnection(DriverManager.java:193)

        at testsql.main(sql.java:14)





** END NESTED EXCEPTION **