127 行
2.4 KiB
Java
127 行
2.4 KiB
Java
package bdd;
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import java.net.InetAddress;
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import java.sql.Connection;
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import java.sql.PreparedStatement;
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import java.sql.Statement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import javax.swing.JOptionPane;
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import clavardage.gestionnaireClavardage;
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import nom.GestionnaireNom;
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import ui.NomUI;
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public class GestionnaireHistorique {
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//Instance du gestionnaire d'historique
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static private GestionnaireHistorique uniqueInstance = null;
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//Renvoie le gestionnaire d'historique, ou le crée s'il n'existe pas encore
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static public GestionnaireHistorique instance() {
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//Si l'instance n'existe pas, on la crée
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if (GestionnaireHistorique.uniqueInstance == null) {
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GestionnaireHistorique.uniqueInstance = new GestionnaireHistorique();
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}
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return GestionnaireHistorique.uniqueInstance;
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}
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private String combiner(String id1, String id2) {
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if (id1.compareTo(id2) >= 0) {
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return id1 + "___" + id2;
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}
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else {
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return id2 + "___" + id1;
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}
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}
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public void recuperer(String id1, String id2) {
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String id = combiner(id1, id2);
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Statement st;
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int rs1;
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ResultSet rs2;
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String query1 =
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"CREATE TABLE IF NOT EXISTS " + id
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+ "(id INT NOT NULL AUTO_INCREMENT,"
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+ "expediteur VARCHAR(50),"
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+ "msg VARCHAR(70),"
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+ "PRIMARY KEY (id) );";
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String query2 = "SELECT * FROM " + id
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+ " ORDRE BY id;";
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try {
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Connection con = Liaison.getConnection();
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st = con.createStatement();
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rs1 = st.executeUpdate(query1);
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rs2 = st.executeQuery(query2);
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while(rs2.next()) {
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System.out.println("Historic SUCCESS");
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System.out.println(rs2.getString(2)); //indice commence à 1
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}
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// à mettre dans un finally
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rs2.close();
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st.close();
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con.close();
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} catch (SQLException e) {
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System.out.println("Erreur : Historic BDD");
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e.printStackTrace();
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}
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}
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public void ajouter(String id1, String id2, String expediteur, String msg) {
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String id = combiner(id1, id2);
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Statement st;
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int rs;
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String query = "INSERT INTO " + id
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+ "(expediteur, msg) VALUES (" + expediteur + ", " + msg + ");";
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try {
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Connection con = Liaison.getConnection();
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st = con.createStatement();
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rs = st.executeUpdate(query);
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// à mettre dans un finally
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st.close();
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con.close();
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} catch (SQLException e) {
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System.out.println("Erreur : Historic BDD");
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e.printStackTrace();
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}
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}
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}
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