public class LazyFutureStreamImpl<U> extends java.lang.Object implements LazyFutureStream<U>
| Constructor and Description |
|---|
LazyFutureStreamImpl(LazyReact lazyReact,
java.util.stream.Stream<U> stream) |
| Modifier and Type | Method and Description |
|---|---|
boolean |
allMatch(java.util.function.Predicate<? super U> c)
True if predicate matches all elements when Monad converted to a Stream
|
boolean |
anyMatch(java.util.function.Predicate<? super U> c)
True if a single element matches when Monad converted to a Stream
|
LazyFutureStream<U> |
append(U value) |
void |
cancel()
Cancel the CompletableFutures in this stage of the stream
|
void |
close() |
<R,A> R |
collect(java.util.stream.Collector<? super U,A,R> collector) |
org.jooq.lambda.Collectable<U> |
collectable()
Narrow this class to a Collectable
|
long |
count() |
U |
foldRight(Monoid<U> reducer)
ReactiveSeq.of("a","b","c").foldRight(Reducers.toString(""));
// "cab"
|
U |
foldRight(U identity,
java.util.function.BinaryOperator<U> accumulator)
Immutable reduction from right to left
|
<T> T |
foldRightMapToType(Reducer<T> reducer)
Attempt to map this Monad to the same type as the supplied Monoid (using
mapToType on the monoid interface) Then use Monoid to reduce values
|
java.lang.String |
format() |
void |
forwardErrors(java.util.function.Consumer<java.lang.Throwable> c) |
LazyReact |
getPopulator() |
com.nurkiewicz.asyncretry.RetryExecutor |
getRetrier() |
java.util.concurrent.Executor |
getTaskExecutor() |
HeadAndTail<U> |
headAndTail()
extract head and tail together, where head is expected to be present
|
HotStream<U> |
hotStream(java.util.concurrent.Executor e)
Turns this SequenceM into a HotStream, a connectable Stream, being executed on a thread on the
supplied executor, that is producing data.
|
boolean |
isAsync() |
java.lang.String |
join()
assertEquals("123".length(),ReactiveSeq.of(1, 2, 3).join().length());
|
java.lang.String |
join(java.lang.String sep)
assertEquals("1, 2, 3".length(), ReactiveSeq.of(1, 2, 3).join(", ").length());
|
java.lang.String |
join(java.lang.String sep,
java.lang.String start,
java.lang.String end)
assertEquals("^1|2|3$".length(), of(1, 2, 3).join("|", "^", "$").length());
|
<R> R |
mapReduce(java.util.function.Function<? super U,? extends R> mapper,
Monoid<R> reducer)
Attempt to map this Monad to the same type as the supplied Monoid, using
supplied function Then use Monoid to reduce values
|
<R> R |
mapReduce(Reducer<R> reducer)
Attempt to map this Sequence to the same type as the supplied Monoid
(Reducer) Then use Monoid to reduce values
|
java.util.Optional<U> |
max(java.util.Comparator<? super U> comparator) |
LazyFutureStream<U> |
maxActive(int max)
Configure the max active concurrent tasks.
|
java.util.Optional<U> |
min(java.util.Comparator<? super U> comparator) |
boolean |
noneMatch(java.util.function.Predicate<? super U> c) |
PausableHotStream<U> |
pausableHotStream(java.util.concurrent.Executor e)
Turns this SequenceM into a HotStream, a connectable & pausable Stream, being executed on a thread on the
supplied executor, that is producing data.
|
LazyFutureStream<U> |
prepend(U value) |
HotStream<U> |
primedHotStream(java.util.concurrent.Executor e)
Return a HotStream that will start emitting data when the first connecting Stream connects.
|
PausableHotStream<U> |
primedPausableHotStream(java.util.concurrent.Executor e)
Return a pausable HotStream that will start emitting data when the first connecting Stream connects.
|
ListX<U> |
reduce(java.lang.Iterable<? extends Monoid<U>> reducers)
Reduce with multiple reducers in parallel NB if this Monad is an Optional
[Arrays.asList(1,2,3)] reduce will operate on the Optional as if the list
was one value To reduce over the values on the list, called
streamedMonad() first.
|
U |
reduce(Monoid<U> reducer)
ReactiveSeq.of("hello","2","world","4").reduce(Reducers.toString(","));
//hello,2,world,4
|
ListX<U> |
reduce(java.util.stream.Stream<? extends Monoid<U>> reducers)
Reduce with multiple reducers in parallel NB if this Monad is an Optional
[Arrays.asList(1,2,3)] reduce will operate on the Optional as if the list
was one value To reduce over the values on the list, called
streamedMonad() first.
|
void |
returnPopulator(LazyReact service) |
HotStream<U> |
schedule(java.lang.String cron,
java.util.concurrent.ScheduledExecutorService ex)
Execute this Stream on a schedule
|
HotStream<U> |
scheduleFixedDelay(long delay,
java.util.concurrent.ScheduledExecutorService ex)
Execute this Stream on a schedule
|
HotStream<U> |
scheduleFixedRate(long rate,
java.util.concurrent.ScheduledExecutorService ex)
Execute this Stream on a schedule
|
<T> LazyFutureStream<T> |
unit(T unit) |
<T> LazyFutureStream<T> |
unitIterator(java.util.Iterator<T> it) |
LazyFutureStream<U> |
withAsync(boolean b) |
LazyFutureStream<U> |
withLastActive(LazyStreamWrapper w) |
LazyFutureStream<U> |
withRetrier(com.nurkiewicz.asyncretry.RetryExecutor retry) |
LazyFutureStream<U> |
withTaskExecutor(java.util.concurrent.Executor e) |
boolean |
xMatch(int num,
java.util.function.Predicate<? super U> c)
Check that there are specified number of matches of predicate in the
Stream
|
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subscribeSyncpublic void forwardErrors(java.util.function.Consumer<java.lang.Throwable> c)
forwardErrors in interface FutureStreamSynchronousPublisher<U>public LazyReact getPopulator()
getPopulator in interface LazyToQueue<U>public void returnPopulator(LazyReact service)
returnPopulator in interface LazyToQueue<U>public <R,A> R collect(java.util.stream.Collector<? super U,A,R> collector)
collect in interface ReactiveSeq<U>collect in interface CyclopsCollectable<U>collect in interface java.util.stream.Stream<U>collect in interface org.jooq.lambda.Collectable<U>public void close()
public LazyFutureStream<U> withAsync(boolean b)
withAsync in interface ConfigurableStream<U,FastFuture<U>>withAsync in interface LazyFutureStream<U>withAsync in interface LazySimpleReactStream<U>public java.util.concurrent.Executor getTaskExecutor()
getTaskExecutor in interface BaseSimpleReactStream<U>getTaskExecutor in interface ConfigurableStream<U,FastFuture<U>>public com.nurkiewicz.asyncretry.RetryExecutor getRetrier()
getRetrier in interface ConfigurableStream<U,FastFuture<U>>public boolean isAsync()
isAsync in interface BaseSimpleReactStream<U>isAsync in interface ConfigurableStream<U,FastFuture<U>>public LazyFutureStream<U> withTaskExecutor(java.util.concurrent.Executor e)
withTaskExecutor in interface ConfigurableStream<U,FastFuture<U>>withTaskExecutor in interface LazyFutureStream<U>withTaskExecutor in interface LazySimpleReactStream<U>public LazyFutureStream<U> withRetrier(com.nurkiewicz.asyncretry.RetryExecutor retry)
withRetrier in interface BaseSimpleReactStream<U>withRetrier in interface ConfigurableStream<U,FastFuture<U>>withRetrier in interface LazyFutureStream<U>withRetrier in interface LazySimpleReactStream<U>public LazyFutureStream<U> withLastActive(LazyStreamWrapper w)
withLastActive in interface LazyFutureStream<U>withLastActive in interface LazySimpleReactStream<U>public LazyFutureStream<U> maxActive(int max)
LazyFutureStream
List<String> data = new LazyReact().react(urlFile)
.maxActive(100)
.flatMap(this::loadUrls)
.map(this::callUrls)
.block();
maxActive in interface LazyFutureStream<U>max - Maximum number of active task chainspublic void cancel()
cancel in interface FutureStreamSynchronousPublisher<U>public HotStream<U> schedule(java.lang.String cron, java.util.concurrent.ScheduledExecutorService ex)
ReactiveSeq
//run at 8PM every night
SequenceeM.generate(()->"next job:"+formatDate(new Date()))
.map(this::processJob)
.schedule("0 20 * * *",Executors.newScheduledThreadPool(1));
Connect to the Scheduled Stream
{
@code
HotStream<Data> dataStream = SequenceeM.generate(() -> "next job:" + formatDate(new Date())).map(this::processJob)
.schedule("0 20 * * *", Executors.newScheduledThreadPool(1));
data.connect().forEach(this::logToDB);
}
schedule in interface ReactiveSeq<U>schedule in interface Traversable<U>cron - Expression that determines when each job will runex - ScheduledExecutorServicepublic HotStream<U> scheduleFixedDelay(long delay, java.util.concurrent.ScheduledExecutorService ex)
ReactiveSeq
//run every 60 seconds after last job completes
SequenceeM.generate(()->"next job:"+formatDate(new Date()))
.map(this::processJob)
.scheduleFixedDelay(60_000,Executors.newScheduledThreadPool(1));
Connect to the Scheduled Stream
{
@code
HotStream<Data> dataStream = SequenceeM.generate(() -> "next job:" + formatDate(new Date())).map(this::processJob)
.scheduleFixedDelay(60_000, Executors.newScheduledThreadPool(1));
data.connect().forEach(this::logToDB);
}
scheduleFixedDelay in interface ReactiveSeq<U>scheduleFixedDelay in interface Traversable<U>delay - Between last element completes passing through the Stream
until the next one startsex - ScheduledExecutorServicepublic HotStream<U> scheduleFixedRate(long rate, java.util.concurrent.ScheduledExecutorService ex)
ReactiveSeq
//run every 60 seconds
SequenceeM.generate(()->"next job:"+formatDate(new Date()))
.map(this::processJob)
.scheduleFixedRate(60_000,Executors.newScheduledThreadPool(1));
Connect to the Scheduled Stream
{
@code
HotStream<Data> dataStream = SequenceeM.generate(() -> "next job:" + formatDate(new Date())).map(this::processJob)
.scheduleFixedRate(60_000, Executors.newScheduledThreadPool(1));
data.connect().forEach(this::logToDB);
}
scheduleFixedRate in interface ReactiveSeq<U>scheduleFixedRate in interface Traversable<U>rate - Time in millis between job runsex - ScheduledExecutorServicepublic <T> LazyFutureStream<T> unitIterator(java.util.Iterator<T> it)
unitIterator in interface ReactiveSeq<U>unitIterator in interface IterableFunctor<U>public LazyFutureStream<U> append(U value)
append in interface ReactiveSeq<U>append in interface org.jooq.lambda.Seq<U>public LazyFutureStream<U> prepend(U value)
prepend in interface ReactiveSeq<U>prepend in interface org.jooq.lambda.Seq<U>public <T> LazyFutureStream<T> unit(T unit)
public HotStream<U> hotStream(java.util.concurrent.Executor e)
ReactiveSeqReactiveSeq.primedHotStream(Executor).
The generated HotStream is not pausable, for a pausable HotStream @see ReactiveSeq.pausableHotStream(Executor).
Turns this SequenceM into a HotStream, a connectable Stream, being
executed on a thread on the supplied executor, that is producing data
HotStream<Integer> ints = SequenceM.range(0,Integer.MAX_VALUE)
.hotStream(exec)
ints.connect().forEach(System.out::println);
//print out all the ints
//multiple consumers are possible, so other Streams can connect on different Threads
hotStream in interface ReactiveSeq<U>e - Executor to execute this SequenceM onpublic HotStream<U> primedHotStream(java.util.concurrent.Executor e)
ReactiveSeqReactiveSeq.hotStream(Executor).
The generated HotStream is not pausable, for a pausable HotStream @see ReactiveSeq.primedPausableHotStream(Executor).
HotStream<Integer> ints = SequenceM.range(0,Integer.MAX_VALUE) .hotStream(exec) ints.connect().forEach(System.out::println); //print out all the ints - starting when connect is called. //multiple consumers are possible, so other Streams can connect on different Threads
primedHotStream in interface ReactiveSeq<U>public PausableHotStream<U> pausableHotStream(java.util.concurrent.Executor e)
ReactiveSeqReactiveSeq.primedPausableHotStream(Executor).
The generated HotStream is pausable, for a unpausable HotStream (slightly faster execution) @see ReactiveSeq.hotStream(Executor).
HotStream<Integer> ints = SequenceM.range(0,Integer.MAX_VALUE)
.hotStream(exec)
ints.connect().forEach(System.out::println);
ints.pause(); //on a separate thread pause the generating Stream
//print out all the ints
//multiple consumers are possible, so other Streams can connect on different Threads
pausableHotStream in interface ReactiveSeq<U>e - Executor to execute this SequenceM onpublic PausableHotStream<U> primedPausableHotStream(java.util.concurrent.Executor e)
ReactiveSeqReactiveSeq.pausableHotStream(Executor).
The generated HotStream is pausable, for a unpausable HotStream @see ReactiveSeq.primedHotStream(Executor).
HotStream<Integer> ints = SequenceM.range(0,Integer.MAX_VALUE) .hotStream(exec) ints.connect().forEach(System.out::println); //print out all the ints - starting when connect is called. //multiple consumers are possible, so other Streams can connect on different Threads
primedPausableHotStream in interface ReactiveSeq<U>public java.lang.String format()
format in interface org.jooq.lambda.Seq<U>public org.jooq.lambda.Collectable<U> collectable()
CyclopsCollectablecollectable in interface ReactiveSeq<U>collectable in interface IterableFunctor<U>collectable in interface CyclopsCollectable<U>public U foldRight(Monoid<U> reducer)
ReactiveSeq
ReactiveSeq.of("a","b","c").foldRight(Reducers.toString(""));
// "cab"
public <T> T foldRightMapToType(Reducer<T> reducer)
ReactiveSeq
ReactiveSeq.of(1,2,3).foldRightMapToType(Reducers.toString(""));
// "321"
foldRightMapToType in interface ReactiveSeq<U>foldRightMapToType in interface Foldable<U>reducer - Monoid to reduce valuespublic <R> R mapReduce(Reducer<R> reducer)
ReactiveSeq
ReactiveSeq.of("hello","2","world","4").mapReduce(Reducers.toCountInt());
//4
public <R> R mapReduce(java.util.function.Function<? super U,? extends R> mapper, Monoid<R> reducer)
ReactiveSeq
ReactiveSeq.of("one","two","three","four")
.mapReduce(this::toInt,Reducers.toTotalInt());
//10
int toInt(String s){
if("one".equals(s))
return 1;
if("two".equals(s))
return 2;
if("three".equals(s))
return 3;
if("four".equals(s))
return 4;
return -1;
}
public U reduce(Monoid<U> reducer)
ReactiveSeq
ReactiveSeq.of("hello","2","world","4").reduce(Reducers.toString(","));
//hello,2,world,4
public ListX<U> reduce(java.util.stream.Stream<? extends Monoid<U>> reducers)
ReactiveSeq
{
@code
Monoid<Integer> sum = Monoid.of(0, (a, b) -> a + b);
Monoid<Integer> mult = Monoid.of(1, (a, b) -> a * b);
List<Integer> result = ReactiveSeq.of(1, 2, 3, 4).reduce(Arrays.asList(sum, mult).stream());
assertThat(result, equalTo(Arrays.asList(10, 24)));
}
public ListX<U> reduce(java.lang.Iterable<? extends Monoid<U>> reducers)
ReactiveSeq
Monoid<Integer> sum = Monoid.of(0,(a,b)->a+b);
Monoid<Integer> mult = Monoid.of(1,(a,b)->a*b);
List<Integer> result = ReactiveSeq.of(1,2,3,4))
.reduce(Arrays.asList(sum,mult) );
assertThat(result,equalTo(Arrays.asList(10,24)));
public U foldRight(U identity, java.util.function.BinaryOperator<U> accumulator)
ReactiveSeq
assertTrue(ReactiveSeq.of("a","b","c").foldRight("", String::concat).equals("cba"));
public java.util.Optional<U> min(java.util.Comparator<? super U> comparator)
min in interface ReactiveSeq<U>min in interface CyclopsCollectable<U>min in interface java.util.stream.Stream<U>min in interface org.jooq.lambda.Collectable<U>public java.util.Optional<U> max(java.util.Comparator<? super U> comparator)
max in interface ReactiveSeq<U>max in interface CyclopsCollectable<U>max in interface java.util.stream.Stream<U>max in interface org.jooq.lambda.Collectable<U>public long count()
count in interface ReactiveSeq<U>count in interface LazyFutureStream<U>count in interface CyclopsCollectable<U>count in interface java.util.stream.Stream<U>count in interface org.jooq.lambda.Collectable<U>count in interface org.jooq.lambda.Seq<U>public boolean allMatch(java.util.function.Predicate<? super U> c)
ReactiveSeq
assertThat(ReactiveSeq.of(1,2,3,4,5).allMatch(it-> it>0 && it <6),equalTo(true));
allMatch in interface ReactiveSeq<U>allMatch in interface CyclopsCollectable<U>allMatch in interface java.util.stream.Stream<U>allMatch in interface org.jooq.lambda.Collectable<U>c - Predicate to check if all matchpublic boolean anyMatch(java.util.function.Predicate<? super U> c)
ReactiveSeq
assertThat(ReactiveSeq.of(1,2,3,4,5).anyMatch(it-> it.equals(3)),equalTo(true));
anyMatch in interface ReactiveSeq<U>anyMatch in interface CyclopsCollectable<U>anyMatch in interface java.util.stream.Stream<U>anyMatch in interface org.jooq.lambda.Collectable<U>c - Predicate to check if any matchpublic boolean xMatch(int num,
java.util.function.Predicate<? super U> c)
ReactiveSeq
assertTrue(ReactiveSeq.of(1,2,3,5,6,7).xMatch(3, i-> i>4 ));
xMatch in interface ReactiveSeq<U>public boolean noneMatch(java.util.function.Predicate<? super U> c)
noneMatch in interface ReactiveSeq<U>noneMatch in interface CyclopsCollectable<U>noneMatch in interface java.util.stream.Stream<U>noneMatch in interface org.jooq.lambda.Collectable<U>public final java.lang.String join()
ReactiveSeq
assertEquals("123".length(),ReactiveSeq.of(1, 2, 3).join().length());
join in interface ReactiveSeq<U>join in interface Foldable<U>join in interface Traversable<U>join in interface org.jooq.lambda.Seq<U>public final java.lang.String join(java.lang.String sep)
ReactiveSeq
assertEquals("1, 2, 3".length(), ReactiveSeq.of(1, 2, 3).join(", ").length());
join in interface ReactiveSeq<U>join in interface Foldable<U>join in interface Traversable<U>public java.lang.String join(java.lang.String sep,
java.lang.String start,
java.lang.String end)
ReactiveSeq
assertEquals("^1|2|3$".length(), of(1, 2, 3).join("|", "^", "$").length());
join in interface ReactiveSeq<U>join in interface Foldable<U>join in interface Traversable<U>public HeadAndTail<U> headAndTail()
ReactiveSeq
{
@code
SequenceM<String> helloWorld = ReactiveSeq.of("hello", "world", "last");
HeadAndTail<String> headAndTail = helloWorld.headAndTail();
String head = headAndTail.head();
assertThat(head, equalTo("hello"));
SequenceM<String> tail = headAndTail.tail();
assertThat(tail.headAndTail().head(), equalTo("world"));
}
headAndTail in interface ReactiveSeq<U>headAndTail in interface Traversable<U>