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180102(화) - RxJava2 (Just)

RxJava2 


Just



just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item)
Returns a Flowable that emits a single item and then completes.

To convert any object into a Publisher that emits that object, pass that object into the just method.

This is similar to the fromArray(java.lang.Object[]) method, except that from will convert an Iterable object into a Publisher that emits each of the items in the Iterable, one at a time, while the just method converts an Iterable into a Publisher that emits the entire Iterable as a single item.

Backpressure:
The operator honors backpressure from downstream.
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of that item
Parameters:
item - the item to emit
Returns:
a Flowable that emits value as a single item and then completes
See Also:
ReactiveX operators documentation: Just


just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2)
Converts two items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just



just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2,
                                                                                                                        T item3)
Converts three items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
item3 - third item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just



just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2,
                                                                                                                        T item3,
                                                                                                                        T item4)
Converts four items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
item3 - third item
item4 - fourth item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just



just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2,
                                                                                                                        T item3,
                                                                                                                        T item4,
                                                                                                                        T item5)
Converts five items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
item3 - third item
item4 - fourth item
item5 - fifth item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just



just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2,
                                                                                                                        T item3,
                                                                                                                        T item4,
                                                                                                                        T item5,
                                                                                                                        T item6)
Converts six items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
item3 - third item
item4 - fourth item
item5 - fifth item
item6 - sixth item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just



just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2,
                                                                                                                        T item3,
                                                                                                                        T item4,
                                                                                                                        T item5,
                                                                                                                        T item6,
                                                                                                                        T item7)
Converts seven items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
item3 - third item
item4 - fourth item
item5 - fifth item
item6 - sixth item
item7 - seventh item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just

just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2,
                                                                                                                        T item3,
                                                                                                                        T item4,
                                                                                                                        T item5,
                                                                                                                        T item6,
                                                                                                                        T item7,
                                                                                                                        T item8)
Converts eight items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
item3 - third item
item4 - fourth item
item5 - fifth item
item6 - sixth item
item7 - seventh item
item8 - eighth item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just



just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2,
                                                                                                                        T item3,
                                                                                                                        T item4,
                                                                                                                        T item5,
                                                                                                                        T item6,
                                                                                                                        T item7,
                                                                                                                        T item8,
                                                                                                                        T item9)
Converts nine items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
item3 - third item
item4 - fourth item
item5 - fifth item
item6 - sixth item
item7 - seventh item
item8 - eighth item
item9 - ninth item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just



just

@CheckReturnValue
 @BackpressureSupport(value=FULL)
 @SchedulerSupport(value="none")
public static <T> Flowable<T> just(T item1,
                                                                                                                        T item2,
                                                                                                                        T item3,
                                                                                                                        T item4,
                                                                                                                        T item5,
                                                                                                                        T item6,
                                                                                                                        T item7,
                                                                                                                        T item8,
                                                                                                                        T item9,
                                                                                                                        T item10)
Converts ten items into a Publisher that emits those items.

Backpressure:
The operator honors backpressure from downstream and signals each value on-demand (i.e., when requested).
Scheduler:
just does not operate by default on a particular Scheduler.
Type Parameters:
T - the type of these items
Parameters:
item1 - first item
item2 - second item
item3 - third item
item4 - fourth item
item5 - fifth item
item6 - sixth item
item7 - seventh item
item8 - eighth item
item9 - ninth item
item10 - tenth item
Returns:
a Flowable that emits each item
See Also:
ReactiveX operators documentation: Just


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