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Move empty init exception into BagRandomizer

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This commit is contained in:
pfirpfel
2020-10-22 22:32:03 +02:00
parent 7204f4369c
commit f277b72a67
3 changed files with 11 additions and 9 deletions
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6
forge-core/src/main/java/forge/item/generation/ChaosBoosterSupplier.java
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@@ -1,6 +1,5 @@
package forge.item.generation;
import com.google.common.collect.Iterables;
import forge.card.CardEdition;
import forge.item.BoosterPack;
import forge.item.PaperCard;
@@ -11,10 +10,7 @@ import java.util.List;
public class ChaosBoosterSupplier implements IUnOpenedProduct {
private BagRandomizer<CardEdition> randomizer;
public ChaosBoosterSupplier(Iterable<CardEdition> sets) throws Exception {
if (Iterables.size(sets) <= 0) {
throw new Exception("At least one set needed to generate chaos draft!");
}
public ChaosBoosterSupplier(Iterable<CardEdition> sets) throws IllegalArgumentException {
randomizer = new BagRandomizer<>(sets);
}

10
forge-core/src/main/java/forge/util/BagRandomizer.java
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@@ -17,16 +17,22 @@ public class BagRandomizer<T > implements Iterable<T>{
private T[] bag;
private int currentPosition = 0;
public BagRandomizer(T[] items) {
public BagRandomizer(T[] items) throws IllegalArgumentException {
if (items.length == 0) {
throw new IllegalArgumentException("Must include at least one item!");
}
bag = items;
shuffleBag();
}
public BagRandomizer(Iterable<T> items) {
public BagRandomizer(Iterable<T> items) throws IllegalArgumentException {
ArrayList<T> list = new ArrayList<>();
for (T item : items) {
list.add(item);
}
if (list.size() == 0) {
throw new IllegalArgumentException("Must include at least one item!");
}
bag = (T[]) list.toArray();
shuffleBag();
}