学生管理系统——xsgl.util

package FL_student.util;


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


public class ConnectionFactory {
private static Connection conn=null;
public static Connection getConnection(){
try {
Class.forName("com.mysql.jdbc.Driver");
conn=DriverManager.getConnection("jdbc:mysql://localhost:3306/userinfo","root","1234");
System.out.println("Conncetion success!");
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return conn;

}
public static void closeConnection(){
if(conn!=null){
try {
conn.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}


}