DEV/DEV3.1/BDD_java/vote.java

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Java
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2023-09-20 12:11:33 +02:00
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
public class vote
{
public static void main(String[] args)
{
try
{
Connection cnx = DriverManager.getConnection("jdbc:mariadb://dwarves.iut-fbleau.fr/sayebabu","sayebabu", "kjrzB5S4kqKAwdT");
try
{
PreparedStatement pst = cnx.prepareStatement("SELECT PaysID FROM `Pays` WHERE Pays = '?'");
pst.setString(1, args[0]);
ResultSet rs = pst.executeQuery();
int paysID = rs.getInt(1);
pst = cnx.prepareStatement("SELECT PaysVoteID, Points FROM `Comp` WHERE PaysCompID = '?'");
pst.setInt(1, paysID);
int sumVote = 0;
while(rs.next())
{
int comp = rs.getInt(1);
int votants = rs.getInt(2);
sumVote+=votants;
PreparedStatement pst2 = cnx.prepareStatement("SELECT Pays FROM `Pays` WHERE PaysID = '?'");
pst2.setInt(1, comp);
ResultSet rs2 = pst.executeQuery();
rs2.next();
String PaysName = rs2.getString(1);
System.out.printf("%20s,%f \n",PaysName,votants);
}
System.out.printf("%20s --- \n", " ");
System.out.printf("%20s %f \n", "Total",sumVote);
}
catch (Exception e)
{
cnx.close();
System.out.printf("TA MERE");
}
}
catch (Exception e)
{
System.out.printf("TA MERE");
}
}
}