Package org.teavm.jso.core

Class JSPromise<T>

java.lang.Object

org.teavm.jso.core.JSPromise<T>

Type Parameters:

T - The type this promise returns when resolving successfully.

All Implemented Interfaces:

org.teavm.jso.JSObject

public class JSPromise<T>
extends Object
implements org.teavm.jso.JSObject

Interface for interacting with JavaScript Promises.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	JSPromise.Executor<T>	Interface for a function wrapped by a promise.
static interface	JSPromise.FulfillmentValue<T>	Interface for the return values of allSettled(JsArrayReader).

Constructor Summary

Constructors

Constructor	Description
JSPromise(JSPromise.Executor<T> executor)

Method Summary

Modifier and Type	Method	Description
static <V> JSPromise<JSArrayReader<V>>	all(JSArrayReader<JSPromise<V>> promises)
static <V> JSPromise<JSArrayReader<JSPromise.FulfillmentValue<V>>>	allSettled(JSArrayReader<JSPromise<V>> promises)
static <V> JSPromise<V>	any(JSArrayReader<JSPromise<V>> promises)
<V> JSPromise<V>	catchError(JSMapping<Object,V> onRejected)	Call onRejected with the reject reason, resolving with its return value.
static <T> JSPromise<T>	create(JSPromise.Executor<T> executor)	Deprecated.
<V> JSPromise<V>	flatCatchError(JSMapping<Object,? extends JSPromise<V>> onRejected)	Call onRejected with the reject reason, returning a new promise.
<V> JSPromise<V>	flatThen(JSMapping<T,? extends JSPromise<V>> onFulfilled)	Call onFulfilled with the success value, returning a new promise.
<V> JSPromise<V>	flatThen(JSMapping<T,? extends JSPromise<V>> onFulfilled, JSMapping<Object,? extends JSPromise<V>> onRejected)	Call onFulfilled with the success value or onRejected with the reject reason, returning a new promise.
JSPromise<T>	onSettled(JSSupplier<Object> onFinally)	Call onFinally after settling, ignoring the return value.
static <V> JSPromise<V>	race(JSArrayReader<JSPromise<V>> promises)
static <V> JSPromise<V>	reject(Object reason)
static <V> JSPromise<V>	resolve(V value)
<V> JSPromise<V>	then(JSMapping<T,V> onFulfilled)	Call onFulfilled with the success value, resolving with its return value.
<V> JSPromise<V>	then(JSMapping<T,V> onFulfilled, JSMapping<Object,V> onRejected)	Call onFulfilled with the success value or onRejected with the reject reason, resolving with its return value.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.teavm.jso.JSObject

cast

Constructor Details

JSPromise

public JSPromise(JSPromise.Executor<T> executor)

Method Details

create

@Deprecated
public static <T> JSPromise<T> create(JSPromise.Executor<T> executor)

Deprecated.

any

public static <V> JSPromise<V> any(JSArrayReader<JSPromise<V>> promises)

all

public static <V> JSPromise<JSArrayReader<V>> all(JSArrayReader<JSPromise<V>> promises)

allSettled

public static <V>
JSPromise<JSArrayReader<JSPromise.FulfillmentValue<V>>> allSettled(JSArrayReader<JSPromise<V>> promises)

race

public static <V> JSPromise<V> race(JSArrayReader<JSPromise<V>> promises)

resolve

public static <V> JSPromise<V> resolve(V value)

reject

public static <V> JSPromise<V> reject(Object reason)

then

public <V> JSPromise<V> then(JSMapping<T,V> onFulfilled)

Call onFulfilled with the success value, resolving with its return value.

then

public <V> JSPromise<V> then(JSMapping<T,V> onFulfilled,
 JSMapping<Object,V> onRejected)

Call onFulfilled with the success value or onRejected with the reject reason, resolving with its return value.

flatThen

public <V> JSPromise<V> flatThen(JSMapping<T,? extends JSPromise<V>> onFulfilled)

Call onFulfilled with the success value, returning a new promise.

flatThen

public <V> JSPromise<V> flatThen(JSMapping<T,? extends JSPromise<V>> onFulfilled,
 JSMapping<Object,? extends JSPromise<V>> onRejected)

Call onFulfilled with the success value or onRejected with the reject reason, returning a new promise.

catchError

public <V> JSPromise<V> catchError(JSMapping<Object,V> onRejected)

Call onRejected with the reject reason, resolving with its return value.

flatCatchError

public <V> JSPromise<V> flatCatchError(JSMapping<Object,? extends JSPromise<V>> onRejected)

Call onRejected with the reject reason, returning a new promise.

onSettled

public JSPromise<T> onSettled(JSSupplier<Object> onFinally)

Call onFinally after settling, ignoring the return value.