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43 lines (36 loc) · 905 Bytes
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Copy pathPila.java
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43 lines (36 loc) · 905 Bytes
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//package designPatterns;
import java.util.LinkedList;
import java.util.List;
/**
* Nos permitirá la creacion de la pila para poder usar el patrón undo/redo
* @param <Color>
*/
public class Pila<Color> {
private Color Color;
private List<Color> lista;
public Pila() {
lista = new LinkedList<>();
}
public void apilar (Color elemento) {
lista.add(0, elemento);
}
public Color desapilar() {
if (lista.size() > 0) {
viewList();
return lista.remove(0);
}
else
return null;
}
public boolean isVacia() {
return lista.size() == 0;
}
public void viewList(){
for (int i = 0; i < lista.size() - 1; i++){
System.out.println(lista.get(i));
}
}
public void vaciar() {
lista.clear();
}
}