JAVA DAO

package br.tsorg.model.DAO; import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; import java.sql.Statement; import java.util.logging.Level; import java.util.logging.Logger; public class DAO { public static void main(String[] args) throws SQLException { Connection conn = null; try { Class.forName("org.postgresql.Driver"); conn = DriverManager.getConnection("jdbc:postgresql://localhost/proc", "proc", "proc"); System.out.println("Conexão realizada com sucesso"); Statement stmt = conn.createStatement(); } catch (ClassNotFoundException ex) { Logger.getLogger(DAO.class.getName()).log(Level.SEVERE, null, ex); } finally { conn.close(); } } }