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//affiche les enregistrements precedents
try{
Class.forName("org.gjt.mm.mysql.Driver");
Class.forName("com.mysql.jdbc.Driver");
String url="jdbc:mysql://localhost/bd_produit?";
conn=DriverManager.getConnection(url,"root","mebf2011$");
st= conn.createStatement();
String requete="select* from produit";
rs=st.executeQuery(requete);
while(rs.previous()){
jref.setText(rs.getString("ref"));
jdesigne.setText(rs.getString("designation"));
jprix.setText(Double.toString(rs.getDouble("prix")));
}
}
//affiche les enregistrements suivants
try{
Class.forName("org.gjt.mm.mysql.Driver");
Class.forName("com.mysql.jdbc.Driver");
String url="jdbc:mysql://localhost/bd_produit?";
conn=DriverManager.getConnection(url,"root","mebf2011$");
st=conn.createStatement();
String requete="select* from produit";
rs=st.executeQuery(requete);
while(rs.next()){
jref.setText(rs.getString("ref"));
jdesigne.setText(rs.getString("designation"));
jprix.setText(Double.toString(rs.getDouble("prix")));
}
}
//affiche le premier enregistrement
try{
Class.forName("org.gjt.mm.mysql.Driver");
Class.forName("com.mysql.jdbc.Driver");
String url="jdbc:mysql://localhost/bd_produit?";
conn=DriverManager.getConnection(url,"root","mebf2011$");
st=conn.createStatement();
String requete="select* from produit";
rs=st.executeQuery(requete);
while(rs.first()){
jref.setText(rs.getString("ref"));
jdesigne.setText(rs.getString("designation"));
jprix.setText(Double.toString(rs.getDouble("prix")));
}
}
//affiche le dernier enregistrement
try{
Class.forName("org.gjt.mm.mysql.Driver");
Class.forName("com.mysql.jdbc.Driver");
String url="jdbc:mysql://localhost/bd_produit?";
conn=DriverManager.getConnection(url,"root","mebf2011$");
st=conn.createStatement();
String requete="select* from produit";
rs=st.executeQuery(requete);
while(rs.last()){
jref.setText(rs.getString("ref"));
jdesigne.setText(rs.getString("designation"));
jprix.setText(Double.toString(rs.getDouble("prix")));
}
} |
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