Voila j'essaye de me connecter a ma bd et voila le message d'erreur que g.
ca viens de koi??
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22 java.lang.NoClassDefFoundError: org/aspectj/runtime/reflect/Factory at com.mysql.jdbc.NonRegisteringDriver.<clinit>(NonRegisteringDriver.java) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Unknown Source) at Sqltest.start(Sqltest.java:41) at sun.applet.AppletPanel.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: component argument pData at sun.awt.windows.Win32SurfaceData.initOps(Native Method) at sun.awt.windows.Win32SurfaceData.<init>(Unknown Source) at sun.awt.windows.Win32SurfaceData.createData(Unknown Source) at sun.awt.Win32GraphicsConfig.createSurfaceData(Unknown Source) at sun.awt.windows.WComponentPeer.replaceSurfaceData(Unknown Source) at sun.awt.windows.WComponentPeer.replaceSurfaceData(Unknown Source) at sun.awt.windows.WComponentPeer$2.run(Unknown Source) at java.awt.event.InvocationEvent.dispatch(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source)
Voici mobn code :
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84 import java.sql.DriverManager; import com.mysql.jdbc.Connection; import com.mysql.jdbc.ResultSet; import com.mysql.jdbc.Statement; import javax.swing.*; public class Sqltest extends Applet { public void start() { System.out.println("Entrée dans le test\n"); String urlBase = "jdbc:mysql://localhost/Java/Euri/"; String user = "root"; String passWord = ""; try{ // fait reference au connecteur de type 4 Class.forName("com.mysql.jdbc.Driver"); // se connecter Connection conn = (Connection) DriverManager.getConnection(urlBase,user,passWord); JOptionPane.showMessageDialog(null, "Connexion " + urlBase + " OK"); Statement st = (Statement) conn.createStatement(); // executer une requette ResultSet res = (ResultSet) st.executeQuery("select * from donnees;"); while(res.next()){ // lire les resultats de la requette System.out.println(res.getString(1) + " " + res.getString(2)); } st.close(); JOptionPane.showMessageDialog(null, "Connexion " + urlBase + " Terminée"); System.out.println("\nSortie du test"); } catch (Exception e){ System.out.println("Exception" + e.getMessage()); } } }
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