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| import java.util.Date;
import java.util.TimerTask;
import java.sql.*;
import java.io.*;
//import java.util.jar.*;
//import java.util.zip.*;
import java.sql.SQLException;
@SuppressWarnings("unused")
public class Timer
{
public static void main (String[] args)
{
Timer timer = new Timer();
timer.schedule (new TimerTask() {
public void run()
{
System.out.printf ("%tR\n", new Date());
}
}, 0);
}
public void schedule(TimerTask timerTask, long firstime) {
// TODO Auto-generated method stub
/*-------------------------------------------------------------------------------------------
* ---> Connexion sur ORACLE avec Singleton <----
*-------------------------------------------------------------------------------------------*/
class base {
/*----------------------------on creer l'instance a NULL --------------------------------------------------*/
private base myConnexion=null;
Connection cnx = null ;
Statement stmt = null;
ResultSet rs = null;
ResultSet resultats;
//*--------------Constructeur Privé de l'instance
private base(){
try
{
//chargement de driver
Class.forName("Driver");
System.out.println ("driver etablie");
//System.out.println("connexion etablie");Establish the connection to the database.
}
catch(Exception e)
{
System.out.println ("erreur:Driver int" +
"rouvable");
}
try
{
String URL = "http://****.fr:8080/****/requeteur/admin/liste_requete.jsp";
String USER = "****";
String PASSWD = "****";
cnx =DriverManager.getConnection(URL,USER, PASSWD);
System.out.println ("connexion base pfe etablie");
}
catch(Exception e)
{
System.out.println ("erreur: base introuvable");
}
}
public base getConnection(){
if(myConnexion == null){
return myConnexion=new base();
}
else{
return myConnexion;
}
}
public void select(){
String requete = "select NOM DE LA REQUETE from MES REQUETES WHERE NOM DE LA REQUETE LIKE 'aminata_%'" +
"select Editer la requête from MES REQUETES" +
"UPDATE FILTRE SET month(psdate)=CURRENT_DATE WHERE (SELECT month from FILTRE);" +
"select Visualiser from REPRESENTATION";
try {
Statement stmt = cnx.createStatement();
resultats = stmt.executeQuery(requete);
} catch (SQLException e) {
System.out.println("Anomalie lors de l'execution de la requête");
}
try {
// resultats = cnx.executeRequeteAndGetResults(requete);
System.out.println("parcours donné requete");
ResultSetMetaData rsmd = resultats.getMetaData();
String [] nom=new String[(rsmd.getColumnCount())];
for(int i=0;i<nom.length;i++){
System.out.println("colonne name === "+rsmd.getColumnName(i+1));
System.out.println("resu == "+(String)resultats.getString("NOM"));
String mesColonne=resultats.getString(rsmd.getColumnName(i+1));
nom[i]=mesColonne;
}
for(int i=0;i<nom.length;i++)
{ System.out.println("--- "+nom[i]);}
} catch (SQLException e) {
System.out.println("probleme au niveau des données");
}
}
}
}
} |
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