public class Factory{

    public static Player getPlayer(String role){

        Player player;

        switch(role){
            case "Forward":
                player = new Forward();
                break;
            case "Goalkeeper":
                player = new Goalkeeper();
                break;
            default:
                player = new AllPlayer();
        }
        return player;
    }

}

public class Main{
    public static void main(String[] args){

        Forward delantero = (Forward) Factory.getPlayer("Forward");

        delantero.setName("Rolando")
            .setAge("24")
            .setDorsal("11")
            .setTeam("Deportivo tapita")
            .setPosition("DC");

    }
}

public abstract class Player{
    
    private String name;
    private String age;
    private String dorsal;
    private String team;

    public Player(){
        this("", "", "", "");
    }

    public Player(String name, String age, String dorsal, String team){
        this.name = name;
        this.age = age;
        this.dorsal = dorsal;
        this.team = team;
    }

    public String getName(){
        return name;
    }

    public String getAge(){
        return age;
    }

    public String getDorsal(){
        return dorsal;
    }

    public String getTeam(){
        return team;
    }

    public Player setName(String name){
        this.name = name;
        return this;
    }

    public Player setAge(String age){
        this.age = age;
        return this;
    }

    public Player setDorsal(String dorsal){
        this.dorsal = dorsal;
        return this;
    }

    public Player setTeam(String team){
        this.team = team;
        return this;
    }

    @Override
    public String toString(){
        return String.format("Name: %s%nAge: %s%nNumber: %s%nTeam: %s%n",
            getName(), getAge(), getDorsal(), getTeam());
    }
}

public class Forward extends Player{

    private String position; //EI, ED, DC
    private int scoredGoals;

    public Forward(){
        this("", "", "", "", "", 0);
    }

    public Forward(String name, String age, String dorsal, String team,
        String position, int scoredGoals){
            super(name, age, dorsal, team);
            this.position = position;
            this.scoredGoals = scoredGoals;
    }

    public String getPosition(){
        return position;
    }

    public int getScoredGoals(){
        return scoredGoals;
    }

    public Forward setPosition(String position){
        this.position = position;
        return this;
    }

    public Forward setSCoredGoals(int scoredGoals){
        this.scoredGoals = scoredGoals;
        return this;
    }

    @Override
    public String toString(){
        return String.format("%sPosition: %s%nScoredGoals: %d%n",
            super.toString(), getPosition(), getScoredGoals());
    }
}

public class B{
    private int a;

    public B(int a){
        setA(a);
    }

    public int getA(){
        return a;
    }

    public void setA(int a){
        this.a = 0;
    }
}

public class A extends B{

    private int a;

    public static void main(String[] args){
        A a  = new A(5);
        System.out.println(a.getA());
    }

    public A(int a){
        super(a);
    }

    @Override
    public void setA(int a){
        this.a = 1;
    }
}

Object myObject = new Object(); 

USER = 'mi_usuario'
PASSWORD = 'mi_contraceña'
SMTP_SERVER = 'smtp.gmail.com'

conn = SMTP_SSL(SMTP_SERVER)
conn.set_debuglevel(1)
conn.login(USER,PASSWORD)
...

#!/bin/bash
buscar{
   vec=$@
   for i in ${vec [* ]};do
      echo $i
      done
}
buscar

./script uno dos ( lo que pongo yo en la terminal )

./script: línea 3: buscar{: orden no encontrada
uno
dos
./script: línea 9: error sintáctico cerca del elemento inesperado `}'
./script: línea 9: `}'