package xaingqi;
public class Chessman {
private int x;
private int y;
private String label;
public Chessman() {
super();
}
public int getX() {
return x;
}
public void setX(int x) {
this.x = x;
}
public int getY() {
return y;
}
public void setY(int y) {
this.y = y;
}
public String getLabel() {
return label;
}
public void setLabel(String label) {
this.label = label;
}
public void display()
{System.out.println("棋子当前状态");
System.out.println("棋子"+label+"位于"+"("+x+","+y+")");
}
public void GetInit()
{this.label="炮";
this.x=10;
this.y=10;
}
public void Wrong()
{this.label="炮";
this.x=20;
this.y=15;
}
public Memento Save()
{return new Memento(x,y,label);
}
public void Recover(Memento memento)
{this.x=memento.getX();
this.y=memento.getY();
this.label=memento.getLabel();
}
}
package xaingqi;
public class Memento {
private int x;
private int y;
private String label;
public Memento() {
super();
}
public Memento(int x, int y, String label) {
super();
this.x = x;
this.y = y;
this.label = label;
}
public int getX() {
return x;
}
public void setX(int x) {
this.x = x;
}
public int getY() {
return y;
}
public void setY(int y) {
this.y = y;
}
public String getLabel() {
return label;
}
public void setLabel(String label) {
this.label = label;
}
}
package xaingqi;
public class CareTaker {
private Memento memento;
public Memento getMemento() {
return memento;
}
public void setMemento(Memento memento) {
this.memento = memento;
}
}
package xaingqi;
public class Test {
public static void main(String args[])
{Chessman gun=new Chessman();
gun.GetInit();
gun.display();
CareTaker Admin=new CareTaker();
Admin.setMemento(gun.Save());
gun.Wrong();
gun.display();
gun.Recover(Admin.getMemento());
gun.display();
}
}