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add orDefault methods to promises & more factory overloads

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tommyskeff
2025-01-09 09:59:19 +00:00
parent e10db36a63
commit df9e418091
11 changed files with 346 additions and 247 deletions
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10
futur-api/src/main/java/dev/tommyjs/futur/joiner/PromiseJoiner.java
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@@ -6,7 +6,6 @@ import dev.tommyjs.futur.promise.PromiseCompletion;
import dev.tommyjs.futur.promise.PromiseFactory;
import dev.tommyjs.futur.util.PromiseUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Iterator;
import java.util.concurrent.atomic.AtomicInteger;
@@ -23,7 +22,7 @@ public abstract class PromiseJoiner<V, K, T, R> {
protected abstract @NotNull Promise<T> getChildPromise(V value);
protected abstract @Nullable Throwable onChildComplete(int index, K key, @NotNull PromiseCompletion<T> completion);
protected abstract void onChildComplete(int index, K key, @NotNull PromiseCompletion<T> completion);
protected abstract R getResult();
@@ -45,9 +44,10 @@ public abstract class PromiseJoiner<V, K, T, R> {
int index = i++;
p.addAsyncListener(res -> {
Throwable e = onChildComplete(index, key, res);
if (e != null) {
joined.completeExceptionally(e);
onChildComplete(index, key, res);
if (res.isError()) {
assert res.getException() != null;
joined.completeExceptionally(res.getException());
} else if (count.decrementAndGet() == -1) {
joined.complete(getResult());
}