If I use a singleton class for a database connection, can one user close the connection for everybody?

Question

I wrote a singleton class for obtaining a database connection.

Now my question is this: assume that there are 100 users accessing the application. If one user closes

Answer 1

import java.sql.Connection;
import java.sql.DriverManager;

public class sql11 {

    static Connection getConnection() throws Exception {
        Class.forName("com.mysql.jdbc.Driver");
        Connection c = DriverManager.getConnection("jdbc:mysql://localhost:3306/ics", "root", "077");
        return c;

    }
}