59 |
|
assertFalse(f.isDone()); |
60 |
|
assertFalse(f.isCancelled()); |
61 |
|
assertTrue(f.toString().matches(".*\\[.*Not completed.*\\]")); |
62 |
+ |
|
63 |
+ |
Object result = null; |
64 |
|
try { |
65 |
< |
assertNull(f.getNow(null)); |
65 |
> |
result = f.getNow(null); |
66 |
|
} catch (Throwable fail) { threadUnexpectedException(fail); } |
67 |
+ |
assertNull(result); |
68 |
+ |
|
69 |
|
try { |
70 |
|
f.get(randomExpiredTimeout(), randomTimeUnit()); |
71 |
|
shouldThrow(); |
74 |
|
catch (Throwable fail) { threadUnexpectedException(fail); } |
75 |
|
} |
76 |
|
|
77 |
< |
<T> void checkCompletedNormally(CompletableFuture<T> f, T value) { |
78 |
< |
checkTimedGet(f, value); |
77 |
> |
<T> void checkCompletedNormally(CompletableFuture<T> f, T expectedValue) { |
78 |
> |
checkTimedGet(f, expectedValue); |
79 |
|
|
80 |
+ |
assertEquals(expectedValue, f.join()); |
81 |
+ |
assertEquals(expectedValue, f.getNow(null)); |
82 |
+ |
|
83 |
+ |
T result = null; |
84 |
|
try { |
85 |
< |
assertEquals(value, f.join()); |
78 |
< |
assertEquals(value, f.getNow(null)); |
79 |
< |
assertEquals(value, f.get()); |
85 |
> |
result = f.get(); |
86 |
|
} catch (Throwable fail) { threadUnexpectedException(fail); } |
87 |
+ |
assertEquals(expectedValue, result); |
88 |
+ |
|
89 |
|
assertTrue(f.isDone()); |
90 |
|
assertFalse(f.isCancelled()); |
91 |
|
assertFalse(f.isCompletedExceptionally()); |
299 |
|
} |
300 |
|
|
301 |
|
f = new CompletableFuture<>(); |
302 |
< |
f.completeExceptionally(ex = new CFException()); |
302 |
> |
f.completeExceptionally(new CFException()); |
303 |
|
f.obtrudeValue(v1); |
304 |
|
checkCompletedNormally(f, v1); |
305 |
|
f.obtrudeException(ex = new CFException()); |
551 |
|
public CompletableFuture<Integer> apply(Integer x) { |
552 |
|
invoked(); |
553 |
|
value = x; |
554 |
< |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
555 |
< |
assertTrue(f.complete(inc(x))); |
556 |
< |
return f; |
554 |
> |
return CompletableFuture.completedFuture(inc(x)); |
555 |
> |
} |
556 |
> |
} |
557 |
> |
|
558 |
> |
static class FailingExceptionalCompletableFutureFunction extends CheckedAction |
559 |
> |
implements Function<Throwable, CompletableFuture<Integer>> |
560 |
> |
{ |
561 |
> |
final CFException ex; |
562 |
> |
FailingExceptionalCompletableFutureFunction(ExecutionMode m) { super(m); ex = new CFException(); } |
563 |
> |
public CompletableFuture<Integer> apply(Throwable x) { |
564 |
> |
invoked(); |
565 |
> |
throw ex; |
566 |
> |
} |
567 |
> |
} |
568 |
> |
|
569 |
> |
static class ExceptionalCompletableFutureFunction extends CheckedAction |
570 |
> |
implements Function<Throwable, CompletionStage<Integer>> { |
571 |
> |
final Integer value = 3; |
572 |
> |
ExceptionalCompletableFutureFunction(ExecutionMode m) { super(m); } |
573 |
> |
public CompletionStage<Integer> apply(Throwable x) { |
574 |
> |
invoked(); |
575 |
> |
return CompletableFuture.completedFuture(value); |
576 |
|
} |
577 |
|
} |
578 |
|
|
691 |
|
Function<? super T,U> a) { |
692 |
|
return f.applyToEither(g, a); |
693 |
|
} |
694 |
+ |
public <T> CompletableFuture<T> exceptionally |
695 |
+ |
(CompletableFuture<T> f, |
696 |
+ |
Function<Throwable, ? extends T> fn) { |
697 |
+ |
return f.exceptionally(fn); |
698 |
+ |
} |
699 |
+ |
public <T> CompletableFuture<T> exceptionallyCompose |
700 |
+ |
(CompletableFuture<T> f, Function<Throwable, ? extends CompletionStage<T>> fn) { |
701 |
+ |
return f.exceptionallyCompose(fn); |
702 |
+ |
} |
703 |
|
}, |
668 |
– |
|
704 |
|
ASYNC { |
705 |
|
public void checkExecutionMode() { |
706 |
|
assertEquals(defaultExecutorIsCommonPool, |
773 |
|
Function<? super T,U> a) { |
774 |
|
return f.applyToEitherAsync(g, a); |
775 |
|
} |
776 |
+ |
public <T> CompletableFuture<T> exceptionally |
777 |
+ |
(CompletableFuture<T> f, |
778 |
+ |
Function<Throwable, ? extends T> fn) { |
779 |
+ |
return f.exceptionallyAsync(fn); |
780 |
+ |
} |
781 |
+ |
|
782 |
+ |
public <T> CompletableFuture<T> exceptionallyCompose |
783 |
+ |
(CompletableFuture<T> f, Function<Throwable, ? extends CompletionStage<T>> fn) { |
784 |
+ |
return f.exceptionallyComposeAsync(fn); |
785 |
+ |
} |
786 |
+ |
|
787 |
|
}, |
788 |
|
|
789 |
|
EXECUTOR { |
857 |
|
Function<? super T,U> a) { |
858 |
|
return f.applyToEitherAsync(g, a, new ThreadExecutor()); |
859 |
|
} |
860 |
+ |
public <T> CompletableFuture<T> exceptionally |
861 |
+ |
(CompletableFuture<T> f, |
862 |
+ |
Function<Throwable, ? extends T> fn) { |
863 |
+ |
return f.exceptionallyAsync(fn, new ThreadExecutor()); |
864 |
+ |
} |
865 |
+ |
public <T> CompletableFuture<T> exceptionallyCompose |
866 |
+ |
(CompletableFuture<T> f, Function<Throwable, ? extends CompletionStage<T>> fn) { |
867 |
+ |
return f.exceptionallyComposeAsync(fn, new ThreadExecutor()); |
868 |
+ |
} |
869 |
+ |
|
870 |
|
}; |
871 |
|
|
872 |
|
public abstract void checkExecutionMode(); |
909 |
|
(CompletableFuture<T> f, |
910 |
|
CompletionStage<? extends T> g, |
911 |
|
Function<? super T,U> a); |
912 |
+ |
public abstract <T> CompletableFuture<T> exceptionally |
913 |
+ |
(CompletableFuture<T> f, |
914 |
+ |
Function<Throwable, ? extends T> fn); |
915 |
+ |
public abstract <T> CompletableFuture<T> exceptionallyCompose |
916 |
+ |
(CompletableFuture<T> f, |
917 |
+ |
Function<Throwable, ? extends CompletionStage<T>> fn); |
918 |
|
} |
919 |
|
|
920 |
|
/** |
922 |
|
* normally, and source result is propagated |
923 |
|
*/ |
924 |
|
public void testExceptionally_normalCompletion() { |
925 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
926 |
|
for (boolean createIncomplete : new boolean[] { true, false }) |
927 |
|
for (Integer v1 : new Integer[] { 1, null }) |
928 |
|
{ |
929 |
|
final AtomicInteger a = new AtomicInteger(0); |
930 |
|
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
931 |
|
if (!createIncomplete) assertTrue(f.complete(v1)); |
932 |
< |
final CompletableFuture<Integer> g = f.exceptionally |
933 |
< |
((Throwable t) -> { |
932 |
> |
final CompletableFuture<Integer> g = m.exceptionally |
933 |
> |
(f, (Throwable t) -> { |
934 |
|
a.getAndIncrement(); |
935 |
|
threadFail("should not be called"); |
936 |
|
return null; // unreached |
947 |
|
* exception |
948 |
|
*/ |
949 |
|
public void testExceptionally_exceptionalCompletion() { |
950 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
951 |
|
for (boolean createIncomplete : new boolean[] { true, false }) |
952 |
|
for (Integer v1 : new Integer[] { 1, null }) |
953 |
|
{ |
955 |
|
final CFException ex = new CFException(); |
956 |
|
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
957 |
|
if (!createIncomplete) f.completeExceptionally(ex); |
958 |
< |
final CompletableFuture<Integer> g = f.exceptionally |
959 |
< |
((Throwable t) -> { |
960 |
< |
ExecutionMode.SYNC.checkExecutionMode(); |
958 |
> |
final CompletableFuture<Integer> g = m.exceptionally |
959 |
> |
(f, (Throwable t) -> { |
960 |
> |
m.checkExecutionMode(); |
961 |
|
threadAssertSame(t, ex); |
962 |
|
a.getAndIncrement(); |
963 |
|
return v1; |
973 |
|
* exceptionally with that exception |
974 |
|
*/ |
975 |
|
public void testExceptionally_exceptionalCompletionActionFailed() { |
976 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
977 |
|
for (boolean createIncomplete : new boolean[] { true, false }) |
978 |
|
{ |
979 |
|
final AtomicInteger a = new AtomicInteger(0); |
981 |
|
final CFException ex2 = new CFException(); |
982 |
|
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
983 |
|
if (!createIncomplete) f.completeExceptionally(ex1); |
984 |
< |
final CompletableFuture<Integer> g = f.exceptionally |
985 |
< |
((Throwable t) -> { |
986 |
< |
ExecutionMode.SYNC.checkExecutionMode(); |
984 |
> |
final CompletableFuture<Integer> g = m.exceptionally |
985 |
> |
(f, (Throwable t) -> { |
986 |
> |
m.checkExecutionMode(); |
987 |
|
threadAssertSame(t, ex1); |
988 |
|
a.getAndIncrement(); |
989 |
|
throw ex2; |
3154 |
|
checkCompletedNormally(f, v1); |
3155 |
|
}} |
3156 |
|
|
3157 |
+ |
/** |
3158 |
+ |
* exceptionallyCompose result completes normally after normal |
3159 |
+ |
* completion of source |
3160 |
+ |
*/ |
3161 |
+ |
public void testExceptionallyCompose_normalCompletion() { |
3162 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
3163 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
3164 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
3165 |
+ |
{ |
3166 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
3167 |
+ |
final ExceptionalCompletableFutureFunction r = |
3168 |
+ |
new ExceptionalCompletableFutureFunction(m); |
3169 |
+ |
if (!createIncomplete) assertTrue(f.complete(v1)); |
3170 |
+ |
final CompletableFuture<Integer> g = m.exceptionallyCompose(f, r); |
3171 |
+ |
if (createIncomplete) assertTrue(f.complete(v1)); |
3172 |
+ |
|
3173 |
+ |
checkCompletedNormally(f, v1); |
3174 |
+ |
checkCompletedNormally(g, v1); |
3175 |
+ |
r.assertNotInvoked(); |
3176 |
+ |
}} |
3177 |
+ |
|
3178 |
+ |
/** |
3179 |
+ |
* exceptionallyCompose result completes normally after exceptional |
3180 |
+ |
* completion of source |
3181 |
+ |
*/ |
3182 |
+ |
public void testExceptionallyCompose_exceptionalCompletion() { |
3183 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
3184 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
3185 |
+ |
{ |
3186 |
+ |
final CFException ex = new CFException(); |
3187 |
+ |
final ExceptionalCompletableFutureFunction r = |
3188 |
+ |
new ExceptionalCompletableFutureFunction(m); |
3189 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
3190 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
3191 |
+ |
final CompletableFuture<Integer> g = m.exceptionallyCompose(f, r); |
3192 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
3193 |
+ |
|
3194 |
+ |
checkCompletedExceptionally(f, ex); |
3195 |
+ |
checkCompletedNormally(g, r.value); |
3196 |
+ |
r.assertInvoked(); |
3197 |
+ |
}} |
3198 |
+ |
|
3199 |
+ |
/** |
3200 |
+ |
* exceptionallyCompose completes exceptionally on exception if action does |
3201 |
+ |
*/ |
3202 |
+ |
public void testExceptionallyCompose_actionFailed() { |
3203 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
3204 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
3205 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
3206 |
+ |
{ |
3207 |
+ |
final CFException ex = new CFException(); |
3208 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
3209 |
+ |
final FailingExceptionalCompletableFutureFunction r |
3210 |
+ |
= new FailingExceptionalCompletableFutureFunction(m); |
3211 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
3212 |
+ |
final CompletableFuture<Integer> g = m.exceptionallyCompose(f, r); |
3213 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
3214 |
+ |
|
3215 |
+ |
checkCompletedExceptionally(f, ex); |
3216 |
+ |
checkCompletedWithWrappedException(g, r.ex); |
3217 |
+ |
r.assertInvoked(); |
3218 |
+ |
}} |
3219 |
+ |
|
3220 |
+ |
|
3221 |
|
// other static methods |
3222 |
|
|
3223 |
|
/** |
4517 |
|
f.complete(null); |
4518 |
|
|
4519 |
|
f = new CompletableFuture<>(); |
4520 |
< |
CompletableFuture.anyOf(new CompletableFuture<?>[] { f, incomplete }); |
4520 |
> |
CompletableFuture.anyOf(f, incomplete); |
4521 |
|
f.complete(null); |
4522 |
|
} |
4523 |
|
|
4535 |
|
f.complete(null); |
4536 |
|
|
4537 |
|
f = new CompletableFuture<>(); |
4538 |
< |
CompletableFuture.anyOf(new CompletableFuture<?>[] { incomplete, f }); |
4538 |
> |
CompletableFuture.anyOf(incomplete, f); |
4539 |
|
f.complete(null); |
4540 |
|
} |
4541 |
|
} |
4629 |
|
// return stage.toCompletableFuture().copy().isDone(); |
4630 |
|
// } |
4631 |
|
|
4632 |
+ |
// For testing default implementations |
4633 |
+ |
// Only non-default interface methods defined. |
4634 |
+ |
static final class DelegatedCompletionStage<T> implements CompletionStage<T> { |
4635 |
+ |
final CompletableFuture<T> cf; |
4636 |
+ |
DelegatedCompletionStage(CompletableFuture<T> cf) { this.cf = cf; } |
4637 |
+ |
public CompletableFuture<T> toCompletableFuture() { |
4638 |
+ |
return cf; } |
4639 |
+ |
public CompletionStage<Void> thenRun |
4640 |
+ |
(Runnable action) { |
4641 |
+ |
return cf.thenRun(action); } |
4642 |
+ |
public CompletionStage<Void> thenRunAsync |
4643 |
+ |
(Runnable action) { |
4644 |
+ |
return cf.thenRunAsync(action); } |
4645 |
+ |
public CompletionStage<Void> thenRunAsync |
4646 |
+ |
(Runnable action, |
4647 |
+ |
Executor executor) { |
4648 |
+ |
return cf.thenRunAsync(action, executor); } |
4649 |
+ |
public CompletionStage<Void> thenAccept |
4650 |
+ |
(Consumer<? super T> action) { |
4651 |
+ |
return cf.thenAccept(action); } |
4652 |
+ |
public CompletionStage<Void> thenAcceptAsync |
4653 |
+ |
(Consumer<? super T> action) { |
4654 |
+ |
return cf.thenAcceptAsync(action); } |
4655 |
+ |
public CompletionStage<Void> thenAcceptAsync |
4656 |
+ |
(Consumer<? super T> action, |
4657 |
+ |
Executor executor) { |
4658 |
+ |
return cf.thenAcceptAsync(action, executor); } |
4659 |
+ |
public <U> CompletionStage<U> thenApply |
4660 |
+ |
(Function<? super T,? extends U> a) { |
4661 |
+ |
return cf.thenApply(a); } |
4662 |
+ |
public <U> CompletionStage<U> thenApplyAsync |
4663 |
+ |
(Function<? super T,? extends U> fn) { |
4664 |
+ |
return cf.thenApplyAsync(fn); } |
4665 |
+ |
public <U> CompletionStage<U> thenApplyAsync |
4666 |
+ |
(Function<? super T,? extends U> fn, |
4667 |
+ |
Executor executor) { |
4668 |
+ |
return cf.thenApplyAsync(fn, executor); } |
4669 |
+ |
public <U,V> CompletionStage<V> thenCombine |
4670 |
+ |
(CompletionStage<? extends U> other, |
4671 |
+ |
BiFunction<? super T,? super U,? extends V> fn) { |
4672 |
+ |
return cf.thenCombine(other, fn); } |
4673 |
+ |
public <U,V> CompletionStage<V> thenCombineAsync |
4674 |
+ |
(CompletionStage<? extends U> other, |
4675 |
+ |
BiFunction<? super T,? super U,? extends V> fn) { |
4676 |
+ |
return cf.thenCombineAsync(other, fn); } |
4677 |
+ |
public <U,V> CompletionStage<V> thenCombineAsync |
4678 |
+ |
(CompletionStage<? extends U> other, |
4679 |
+ |
BiFunction<? super T,? super U,? extends V> fn, |
4680 |
+ |
Executor executor) { |
4681 |
+ |
return cf.thenCombineAsync(other, fn, executor); } |
4682 |
+ |
public <U> CompletionStage<Void> thenAcceptBoth |
4683 |
+ |
(CompletionStage<? extends U> other, |
4684 |
+ |
BiConsumer<? super T, ? super U> action) { |
4685 |
+ |
return cf.thenAcceptBoth(other, action); } |
4686 |
+ |
public <U> CompletionStage<Void> thenAcceptBothAsync |
4687 |
+ |
(CompletionStage<? extends U> other, |
4688 |
+ |
BiConsumer<? super T, ? super U> action) { |
4689 |
+ |
return cf.thenAcceptBothAsync(other, action); } |
4690 |
+ |
public <U> CompletionStage<Void> thenAcceptBothAsync |
4691 |
+ |
(CompletionStage<? extends U> other, |
4692 |
+ |
BiConsumer<? super T, ? super U> action, |
4693 |
+ |
Executor executor) { |
4694 |
+ |
return cf.thenAcceptBothAsync(other, action, executor); } |
4695 |
+ |
public CompletionStage<Void> runAfterBoth |
4696 |
+ |
(CompletionStage<?> other, |
4697 |
+ |
Runnable action) { |
4698 |
+ |
return cf.runAfterBoth(other, action); } |
4699 |
+ |
public CompletionStage<Void> runAfterBothAsync |
4700 |
+ |
(CompletionStage<?> other, |
4701 |
+ |
Runnable action) { |
4702 |
+ |
return cf.runAfterBothAsync(other, action); } |
4703 |
+ |
public CompletionStage<Void> runAfterBothAsync |
4704 |
+ |
(CompletionStage<?> other, |
4705 |
+ |
Runnable action, |
4706 |
+ |
Executor executor) { |
4707 |
+ |
return cf.runAfterBothAsync(other, action, executor); } |
4708 |
+ |
public <U> CompletionStage<U> applyToEither |
4709 |
+ |
(CompletionStage<? extends T> other, |
4710 |
+ |
Function<? super T, U> fn) { |
4711 |
+ |
return cf.applyToEither(other, fn); } |
4712 |
+ |
public <U> CompletionStage<U> applyToEitherAsync |
4713 |
+ |
(CompletionStage<? extends T> other, |
4714 |
+ |
Function<? super T, U> fn) { |
4715 |
+ |
return cf.applyToEitherAsync(other, fn); } |
4716 |
+ |
public <U> CompletionStage<U> applyToEitherAsync |
4717 |
+ |
(CompletionStage<? extends T> other, |
4718 |
+ |
Function<? super T, U> fn, |
4719 |
+ |
Executor executor) { |
4720 |
+ |
return cf.applyToEitherAsync(other, fn, executor); } |
4721 |
+ |
public CompletionStage<Void> acceptEither |
4722 |
+ |
(CompletionStage<? extends T> other, |
4723 |
+ |
Consumer<? super T> action) { |
4724 |
+ |
return cf.acceptEither(other, action); } |
4725 |
+ |
public CompletionStage<Void> acceptEitherAsync |
4726 |
+ |
(CompletionStage<? extends T> other, |
4727 |
+ |
Consumer<? super T> action) { |
4728 |
+ |
return cf.acceptEitherAsync(other, action); } |
4729 |
+ |
public CompletionStage<Void> acceptEitherAsync |
4730 |
+ |
(CompletionStage<? extends T> other, |
4731 |
+ |
Consumer<? super T> action, |
4732 |
+ |
Executor executor) { |
4733 |
+ |
return cf.acceptEitherAsync(other, action, executor); } |
4734 |
+ |
public CompletionStage<Void> runAfterEither |
4735 |
+ |
(CompletionStage<?> other, |
4736 |
+ |
Runnable action) { |
4737 |
+ |
return cf.runAfterEither(other, action); } |
4738 |
+ |
public CompletionStage<Void> runAfterEitherAsync |
4739 |
+ |
(CompletionStage<?> other, |
4740 |
+ |
Runnable action) { |
4741 |
+ |
return cf.runAfterEitherAsync(other, action); } |
4742 |
+ |
public CompletionStage<Void> runAfterEitherAsync |
4743 |
+ |
(CompletionStage<?> other, |
4744 |
+ |
Runnable action, |
4745 |
+ |
Executor executor) { |
4746 |
+ |
return cf.runAfterEitherAsync(other, action, executor); } |
4747 |
+ |
public <U> CompletionStage<U> thenCompose |
4748 |
+ |
(Function<? super T, ? extends CompletionStage<U>> fn) { |
4749 |
+ |
return cf.thenCompose(fn); } |
4750 |
+ |
public <U> CompletionStage<U> thenComposeAsync |
4751 |
+ |
(Function<? super T, ? extends CompletionStage<U>> fn) { |
4752 |
+ |
return cf.thenComposeAsync(fn); } |
4753 |
+ |
public <U> CompletionStage<U> thenComposeAsync |
4754 |
+ |
(Function<? super T, ? extends CompletionStage<U>> fn, |
4755 |
+ |
Executor executor) { |
4756 |
+ |
return cf.thenComposeAsync(fn, executor); } |
4757 |
+ |
public <U> CompletionStage<U> handle |
4758 |
+ |
(BiFunction<? super T, Throwable, ? extends U> fn) { |
4759 |
+ |
return cf.handle(fn); } |
4760 |
+ |
public <U> CompletionStage<U> handleAsync |
4761 |
+ |
(BiFunction<? super T, Throwable, ? extends U> fn) { |
4762 |
+ |
return cf.handleAsync(fn); } |
4763 |
+ |
public <U> CompletionStage<U> handleAsync |
4764 |
+ |
(BiFunction<? super T, Throwable, ? extends U> fn, |
4765 |
+ |
Executor executor) { |
4766 |
+ |
return cf.handleAsync(fn, executor); } |
4767 |
+ |
public CompletionStage<T> whenComplete |
4768 |
+ |
(BiConsumer<? super T, ? super Throwable> action) { |
4769 |
+ |
return cf.whenComplete(action); } |
4770 |
+ |
public CompletionStage<T> whenCompleteAsync |
4771 |
+ |
(BiConsumer<? super T, ? super Throwable> action) { |
4772 |
+ |
return cf.whenCompleteAsync(action); } |
4773 |
+ |
public CompletionStage<T> whenCompleteAsync |
4774 |
+ |
(BiConsumer<? super T, ? super Throwable> action, |
4775 |
+ |
Executor executor) { |
4776 |
+ |
return cf.whenCompleteAsync(action, executor); } |
4777 |
+ |
public CompletionStage<T> exceptionally |
4778 |
+ |
(Function<Throwable, ? extends T> fn) { |
4779 |
+ |
return cf.exceptionally(fn); } |
4780 |
+ |
} |
4781 |
+ |
|
4782 |
+ |
/** |
4783 |
+ |
* default-implemented exceptionallyAsync action completes with |
4784 |
+ |
* function value on source exception |
4785 |
+ |
*/ |
4786 |
+ |
public void testDefaultExceptionallyAsync_exceptionalCompletion() { |
4787 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4788 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
4789 |
+ |
{ |
4790 |
+ |
final AtomicInteger a = new AtomicInteger(0); |
4791 |
+ |
final CFException ex = new CFException(); |
4792 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4793 |
+ |
final DelegatedCompletionStage<Integer> d = |
4794 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4795 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
4796 |
+ |
final CompletionStage<Integer> g = d.exceptionallyAsync |
4797 |
+ |
((Throwable t) -> { |
4798 |
+ |
threadAssertSame(t, ex); |
4799 |
+ |
a.getAndIncrement(); |
4800 |
+ |
return v1; |
4801 |
+ |
}); |
4802 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
4803 |
+ |
|
4804 |
+ |
checkCompletedNormally(g.toCompletableFuture(), v1); |
4805 |
+ |
assertEquals(1, a.get()); |
4806 |
+ |
}} |
4807 |
+ |
|
4808 |
+ |
/** |
4809 |
+ |
* Under default implementation, if an "exceptionally action" |
4810 |
+ |
* throws an exception, it completes exceptionally with that |
4811 |
+ |
* exception |
4812 |
+ |
*/ |
4813 |
+ |
public void testDefaultExceptionallyAsync_exceptionalCompletionActionFailed() { |
4814 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4815 |
+ |
{ |
4816 |
+ |
final AtomicInteger a = new AtomicInteger(0); |
4817 |
+ |
final CFException ex1 = new CFException(); |
4818 |
+ |
final CFException ex2 = new CFException(); |
4819 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4820 |
+ |
final DelegatedCompletionStage<Integer> d = |
4821 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4822 |
+ |
if (!createIncomplete) f.completeExceptionally(ex1); |
4823 |
+ |
final CompletionStage<Integer> g = d.exceptionallyAsync |
4824 |
+ |
((Throwable t) -> { |
4825 |
+ |
threadAssertSame(t, ex1); |
4826 |
+ |
a.getAndIncrement(); |
4827 |
+ |
throw ex2; |
4828 |
+ |
}); |
4829 |
+ |
if (createIncomplete) f.completeExceptionally(ex1); |
4830 |
+ |
|
4831 |
+ |
checkCompletedWithWrappedException(g.toCompletableFuture(), ex2); |
4832 |
+ |
checkCompletedExceptionally(f, ex1); |
4833 |
+ |
checkCompletedExceptionally(d.toCompletableFuture(), ex1); |
4834 |
+ |
assertEquals(1, a.get()); |
4835 |
+ |
}} |
4836 |
+ |
|
4837 |
+ |
/** |
4838 |
+ |
* default exceptionallyCompose result completes normally after normal |
4839 |
+ |
* completion of source |
4840 |
+ |
*/ |
4841 |
+ |
public void testDefaultExceptionallyCompose_normalCompletion() { |
4842 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4843 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
4844 |
+ |
{ |
4845 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4846 |
+ |
final ExceptionalCompletableFutureFunction r = |
4847 |
+ |
new ExceptionalCompletableFutureFunction(ExecutionMode.SYNC); |
4848 |
+ |
final DelegatedCompletionStage<Integer> d = |
4849 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4850 |
+ |
if (!createIncomplete) assertTrue(f.complete(v1)); |
4851 |
+ |
final CompletionStage<Integer> g = d.exceptionallyCompose(r); |
4852 |
+ |
if (createIncomplete) assertTrue(f.complete(v1)); |
4853 |
+ |
|
4854 |
+ |
checkCompletedNormally(f, v1); |
4855 |
+ |
checkCompletedNormally(g.toCompletableFuture(), v1); |
4856 |
+ |
r.assertNotInvoked(); |
4857 |
+ |
}} |
4858 |
+ |
|
4859 |
+ |
/** |
4860 |
+ |
* default-implemented exceptionallyCompose result completes |
4861 |
+ |
* normally after exceptional completion of source |
4862 |
+ |
*/ |
4863 |
+ |
public void testDefaultExceptionallyCompose_exceptionalCompletion() { |
4864 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4865 |
+ |
{ |
4866 |
+ |
final CFException ex = new CFException(); |
4867 |
+ |
final ExceptionalCompletableFutureFunction r = |
4868 |
+ |
new ExceptionalCompletableFutureFunction(ExecutionMode.SYNC); |
4869 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4870 |
+ |
final DelegatedCompletionStage<Integer> d = |
4871 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4872 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
4873 |
+ |
final CompletionStage<Integer> g = d.exceptionallyCompose(r); |
4874 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
4875 |
+ |
|
4876 |
+ |
checkCompletedExceptionally(f, ex); |
4877 |
+ |
checkCompletedNormally(g.toCompletableFuture(), r.value); |
4878 |
+ |
r.assertInvoked(); |
4879 |
+ |
}} |
4880 |
+ |
|
4881 |
+ |
/** |
4882 |
+ |
* default-implemented exceptionallyCompose completes |
4883 |
+ |
* exceptionally on exception if action does |
4884 |
+ |
*/ |
4885 |
+ |
public void testDefaultExceptionallyCompose_actionFailed() { |
4886 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4887 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
4888 |
+ |
{ |
4889 |
+ |
final CFException ex = new CFException(); |
4890 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4891 |
+ |
final FailingExceptionalCompletableFutureFunction r |
4892 |
+ |
= new FailingExceptionalCompletableFutureFunction(ExecutionMode.SYNC); |
4893 |
+ |
final DelegatedCompletionStage<Integer> d = |
4894 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4895 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
4896 |
+ |
final CompletionStage<Integer> g = d.exceptionallyCompose(r); |
4897 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
4898 |
+ |
|
4899 |
+ |
checkCompletedExceptionally(f, ex); |
4900 |
+ |
checkCompletedWithWrappedException(g.toCompletableFuture(), r.ex); |
4901 |
+ |
r.assertInvoked(); |
4902 |
+ |
}} |
4903 |
+ |
|
4904 |
+ |
/** |
4905 |
+ |
* default exceptionallyComposeAsync result completes normally after normal |
4906 |
+ |
* completion of source |
4907 |
+ |
*/ |
4908 |
+ |
public void testDefaultExceptionallyComposeAsync_normalCompletion() { |
4909 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4910 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
4911 |
+ |
{ |
4912 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4913 |
+ |
final ExceptionalCompletableFutureFunction r = |
4914 |
+ |
new ExceptionalCompletableFutureFunction(ExecutionMode.ASYNC); |
4915 |
+ |
final DelegatedCompletionStage<Integer> d = |
4916 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4917 |
+ |
if (!createIncomplete) assertTrue(f.complete(v1)); |
4918 |
+ |
final CompletionStage<Integer> g = d.exceptionallyComposeAsync(r); |
4919 |
+ |
if (createIncomplete) assertTrue(f.complete(v1)); |
4920 |
+ |
|
4921 |
+ |
checkCompletedNormally(f, v1); |
4922 |
+ |
checkCompletedNormally(g.toCompletableFuture(), v1); |
4923 |
+ |
r.assertNotInvoked(); |
4924 |
+ |
}} |
4925 |
+ |
|
4926 |
+ |
/** |
4927 |
+ |
* default-implemented exceptionallyComposeAsync result completes |
4928 |
+ |
* normally after exceptional completion of source |
4929 |
+ |
*/ |
4930 |
+ |
public void testDefaultExceptionallyComposeAsync_exceptionalCompletion() { |
4931 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4932 |
+ |
{ |
4933 |
+ |
final CFException ex = new CFException(); |
4934 |
+ |
final ExceptionalCompletableFutureFunction r = |
4935 |
+ |
new ExceptionalCompletableFutureFunction(ExecutionMode.ASYNC); |
4936 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4937 |
+ |
final DelegatedCompletionStage<Integer> d = |
4938 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4939 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
4940 |
+ |
final CompletionStage<Integer> g = d.exceptionallyComposeAsync(r); |
4941 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
4942 |
+ |
|
4943 |
+ |
checkCompletedExceptionally(f, ex); |
4944 |
+ |
checkCompletedNormally(g.toCompletableFuture(), r.value); |
4945 |
+ |
r.assertInvoked(); |
4946 |
+ |
}} |
4947 |
+ |
|
4948 |
+ |
/** |
4949 |
+ |
* default-implemented exceptionallyComposeAsync completes |
4950 |
+ |
* exceptionally on exception if action does |
4951 |
+ |
*/ |
4952 |
+ |
public void testDefaultExceptionallyComposeAsync_actionFailed() { |
4953 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4954 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
4955 |
+ |
{ |
4956 |
+ |
final CFException ex = new CFException(); |
4957 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4958 |
+ |
final FailingExceptionalCompletableFutureFunction r |
4959 |
+ |
= new FailingExceptionalCompletableFutureFunction(ExecutionMode.ASYNC); |
4960 |
+ |
final DelegatedCompletionStage<Integer> d = |
4961 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4962 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
4963 |
+ |
final CompletionStage<Integer> g = d.exceptionallyComposeAsync(r); |
4964 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
4965 |
+ |
|
4966 |
+ |
checkCompletedExceptionally(f, ex); |
4967 |
+ |
checkCompletedWithWrappedException(g.toCompletableFuture(), r.ex); |
4968 |
+ |
r.assertInvoked(); |
4969 |
+ |
}} |
4970 |
+ |
|
4971 |
+ |
|
4972 |
+ |
/** |
4973 |
+ |
* default exceptionallyComposeAsync result completes normally after normal |
4974 |
+ |
* completion of source |
4975 |
+ |
*/ |
4976 |
+ |
public void testDefaultExceptionallyComposeAsyncExecutor_normalCompletion() { |
4977 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
4978 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
4979 |
+ |
{ |
4980 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
4981 |
+ |
final ExceptionalCompletableFutureFunction r = |
4982 |
+ |
new ExceptionalCompletableFutureFunction(ExecutionMode.EXECUTOR); |
4983 |
+ |
final DelegatedCompletionStage<Integer> d = |
4984 |
+ |
new DelegatedCompletionStage<Integer>(f); |
4985 |
+ |
if (!createIncomplete) assertTrue(f.complete(v1)); |
4986 |
+ |
final CompletionStage<Integer> g = d.exceptionallyComposeAsync(r, new ThreadExecutor()); |
4987 |
+ |
if (createIncomplete) assertTrue(f.complete(v1)); |
4988 |
+ |
|
4989 |
+ |
checkCompletedNormally(f, v1); |
4990 |
+ |
checkCompletedNormally(g.toCompletableFuture(), v1); |
4991 |
+ |
r.assertNotInvoked(); |
4992 |
+ |
}} |
4993 |
+ |
|
4994 |
+ |
/** |
4995 |
+ |
* default-implemented exceptionallyComposeAsync result completes |
4996 |
+ |
* normally after exceptional completion of source |
4997 |
+ |
*/ |
4998 |
+ |
public void testDefaultExceptionallyComposeAsyncExecutor_exceptionalCompletion() { |
4999 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
5000 |
+ |
{ |
5001 |
+ |
final CFException ex = new CFException(); |
5002 |
+ |
final ExceptionalCompletableFutureFunction r = |
5003 |
+ |
new ExceptionalCompletableFutureFunction(ExecutionMode.EXECUTOR); |
5004 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
5005 |
+ |
final DelegatedCompletionStage<Integer> d = |
5006 |
+ |
new DelegatedCompletionStage<Integer>(f); |
5007 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
5008 |
+ |
final CompletionStage<Integer> g = d.exceptionallyComposeAsync(r, new ThreadExecutor()); |
5009 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
5010 |
+ |
|
5011 |
+ |
checkCompletedExceptionally(f, ex); |
5012 |
+ |
checkCompletedNormally(g.toCompletableFuture(), r.value); |
5013 |
+ |
r.assertInvoked(); |
5014 |
+ |
}} |
5015 |
+ |
|
5016 |
+ |
/** |
5017 |
+ |
* default-implemented exceptionallyComposeAsync completes |
5018 |
+ |
* exceptionally on exception if action does |
5019 |
+ |
*/ |
5020 |
+ |
public void testDefaultExceptionallyComposeAsyncExecutor_actionFailed() { |
5021 |
+ |
for (boolean createIncomplete : new boolean[] { true, false }) |
5022 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
5023 |
+ |
{ |
5024 |
+ |
final CFException ex = new CFException(); |
5025 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
5026 |
+ |
final FailingExceptionalCompletableFutureFunction r |
5027 |
+ |
= new FailingExceptionalCompletableFutureFunction(ExecutionMode.EXECUTOR); |
5028 |
+ |
final DelegatedCompletionStage<Integer> d = |
5029 |
+ |
new DelegatedCompletionStage<Integer>(f); |
5030 |
+ |
if (!createIncomplete) f.completeExceptionally(ex); |
5031 |
+ |
final CompletionStage<Integer> g = d.exceptionallyComposeAsync(r, new ThreadExecutor()); |
5032 |
+ |
if (createIncomplete) f.completeExceptionally(ex); |
5033 |
+ |
|
5034 |
+ |
checkCompletedExceptionally(f, ex); |
5035 |
+ |
checkCompletedWithWrappedException(g.toCompletableFuture(), r.ex); |
5036 |
+ |
r.assertInvoked(); |
5037 |
+ |
}} |
5038 |
+ |
|
5039 |
|
} |