/** @param undo */
public final void storeUndo(final Undo undo) {
if (Sniper.undoCacheSize <= 0) {
return;
}
if (undo != null && undo.getSize() > 0) {
while (this.undoList.size() > Sniper.undoCacheSize) {
this.undoList.pop();
}
this.undoList.add(undo);
}
}
/** @param num */
public final void doUndo(final int num) {
int _sum = 0;
if (this.undoList.isEmpty()) {
this.player.sendMessage(ChatColor.GREEN + "Nothing to undo");
} else {
for (int _x = 0; _x < num; _x++) {
final Undo _undo = this.undoList.pollLast();
if (_undo != null) {
_undo.undo();
_sum += _undo.getSize();
} else {
break;
}
}
this.player.sendMessage(
ChatColor.GREEN
+ "Undo succesfull! "
+ ChatColor.RED
+ _sum
+ ChatColor.GREEN
+ " Blocks have been replaced.");
}
}
