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package bjc.dicelang.v1;
import java.util.Random;
/**
* A single polyhedral dice
*
* @author ben
*
*/
public class Die implements IDiceExpression {
/*
* Random # gen to use for dice
*/
private static Random rng = new Random();
/*
* Number of sides this die has
*/
private int nSides;
/**
* Create a die with the specified number of sides
*
* @param nSides
* The number of sides this dice has
*/
public Die(int nSides) {
if(nSides < 1) throw new UnsupportedOperationException("Dice with less than 1 side are not supported");
this.nSides = nSides;
}
@Override
public boolean canOptimize() {
return nSides == 1;
}
@Override
public int optimize() {
if(nSides != 1) throw new UnsupportedOperationException("Can't optimize " + nSides + "-sided dice");
return 1;
}
@Override
public int roll() {
return rng.nextInt(nSides) + 1;
}
@Override
public String toString() {
return "d" + nSides;
}
}
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