Configuración conexión
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package mx.uv;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.SQLException;
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import java.sql.Connection;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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public class Conexion {
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public static String url="mysql://root:tdPXEKculfAIumCBQirpMvZYXnrOuCbZ@monorail.proxy.rlwy.net:51101/railway";
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public static String Drivername="com.mysql.cj.jdbc.Driver";
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public static String username="root";
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public static String password="tdPXEKculfAIumCBQirpMvZYXnrOuCbZ";
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private static Connection conexion=null;
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private Connection conexion;
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String driver = "com.mysql.cj.jdbc.Driver";
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private String url = "jdbc:mysql://root:tdPXEKculfAIumCBQirpMvZYXnrOuCbZ@monorail.proxy.rlwy.net:51101/railway";
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private final String USUARIO="root";
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private final String CONTRASENA="tdPXEKculfAIumCBQirpMvZYXnrOuCbZ";
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public static Connection getConnection(){
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try {
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Class.forName(Drivername);
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conexion = DriverManager.getConnection(url, username, password);
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} catch (SQLException e) {
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System.out.println(" SQL:" + e);
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} catch (ClassNotFoundException e){
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System.out.println("Driver:" + e);
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}
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public Connection obtenerConexion() throws SQLException{
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conecta();
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return conexion;
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}
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private void conecta() throws SQLException{
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try {
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Class.forName(driver);
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} catch (ClassNotFoundException ex) {
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Logger.getLogger(Conexion.class.getName()).log(Level.SEVERE, null, ex);
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}
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conexion=DriverManager.getConnection(url,USUARIO,CONTRASENA);
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}
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public void cerrarConexion(){
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if(conexion!=null){
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try {
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if(!conexion.isClosed()){
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conexion.close();
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}
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} catch (SQLException ex) {
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Logger.getLogger(Conexion.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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}
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}
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