100 lines
2.6 KiB
Java
100 lines
2.6 KiB
Java
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package fr.blankoworld.connexionBDD;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.ResultSet;
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import java.sql.ResultSetMetaData;
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import java.sql.SQLException;
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import java.sql.Statement;
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public class testConnexion {
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public static void main(String args[]){
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System.out.println("## D<>but");
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try{
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Class.forName( "oracle.jdbc.driver.OracleDriver" );
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System.out.println("## Trouv<75>");
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}
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catch(ClassNotFoundException ex){
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System.out.println("## Pas trouv<75>");
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}
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Connection connection = null;
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String url = "jdbc:oracle:thin:@grive.u-strasbg.fr:1521:v920";
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String identifiant = "dut";
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String mdp = "dut";
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try {
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connection = DriverManager.getConnection(url, identifiant, mdp);
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System.out.println("## Acc<63>s <20> la base: Accept<70>.");
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try {
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// Cr<43>ation d'une requ<71>te
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Statement requete = connection.createStatement();
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// R<>cup<75>ration du r<>sultat de la requ<71>te
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ResultSet resultat = requete.executeQuery("SELECT * FROM GAULOIS"); // executeQuery ne retourne jamais null !
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System.out.println("## Requ<71>te: Envoy<6F>e et re<72>ue.");
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int nbreLignes = 0;
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while(resultat.next()){
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nbreLignes++;
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}
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System.out.println("Nbre: " + nbreLignes);
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// On catalogue l'ensemble des donn<6E>es relatives <20> la table r<>sultante (pas le contenu mes les donn<6E>es de colonnes, etc ..)
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ResultSetMetaData rsmd = resultat.getMetaData();
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// Nombre de colonnes (Commence <20> 1 !)
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int i = rsmd.getColumnCount();
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// System.out.println("Nombre de colonne: " + i);
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// Donner les ent<6E>tes de colonnes
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for(int j = 1; j < i; j++){
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System.out.print(rsmd.getColumnName(j) + " ");
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}
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System.out.println();
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// Cr<43>ation d'une requ<71>te
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Statement requete2 = connection.createStatement();
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// R<>cup<75>ration du r<>sultat de la requ<71>te
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ResultSet jeu = requete2.executeQuery("SELECT * FROM GAULOIS"); // executeQuery ne retourne jamais null !
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System.out.println("## Requ<71>te: Envoy<6F>e et re<72>ue.");
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while(jeu.next()){
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//traitement des autres lignes
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for(int j = 1; j < i; j++){
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System.out.print(jeu.getObject(j) + " ");
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if(j != i - 1){
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System.out.print("");
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}
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}
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System.out.println();
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}
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} catch (Exception ex){
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System.out.println("## Requ<71>te: Non r<>ussie.");
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}
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} catch (SQLException sqle) {
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System.out.println("## Acc<63>s <20> la base: Refus<75>.");
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// TODO: handle exception
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} finally {
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if(connection!=null){
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try{connection.close();
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System.out.println("## Connexion ferm<72>e.");
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} catch(Exception e){
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e.printStackTrace();
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}
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}
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}
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System.out.println("## Fin");
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}
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}
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