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add generator for futur-lazy

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This commit is contained in:
WhatCats
2025-01-06 23:08:59 +01:00
parent 4236adbd9e
commit 6174193145
11 changed files with 595 additions and 188 deletions
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12
futur-api/src/main/java/dev/tommyjs/futur/joiner/PromiseJoiner.java
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@@ -9,7 +9,6 @@ import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Iterator;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
public abstract class PromiseJoiner<V, K, T, R> {
@@ -29,7 +28,6 @@ public abstract class PromiseJoiner<V, K, T, R> {
protected abstract R getResult();
protected void join(@NotNull Iterator<V> promises, boolean link) {
AtomicBoolean waiting = new AtomicBoolean();
AtomicInteger count = new AtomicInteger();
int i = 0;
@@ -50,19 +48,15 @@ public abstract class PromiseJoiner<V, K, T, R> {
Throwable e = onChildComplete(index, key, res);
if (e != null) {
joined.completeExceptionally(e);
} else if (count.decrementAndGet() == 0 && waiting.get()) {
} else if (count.decrementAndGet() == -1) {
joined.complete(getResult());
}
});
}
} while (promises.hasNext());
if (!joined.isCompleted()) {
count.updateAndGet(v -> {
if (v == 0) joined.complete(getResult());
else waiting.set(true);
return v;
});
if (count.decrementAndGet() == -1) {
joined.complete(getResult());
}
}