com.englishtown.promises

Class When<T>

java.lang.Object

com.englishtown.promises.WhenProgress<T,Void>

com.englishtown.promises.When<T>

public class When<T>
extends WhenProgress<T,Void>

A simplified extension of WhenProgress with void for progress

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	When.FulfilledPromise2
protected class	When.ProgressingPromise2
protected class	When.Promise2
protected class	When.RejectedPromise2

Nested classes/interfaces inherited from class com.englishtown.promises.WhenProgress

WhenProgress.FulfilledPromise, WhenProgress.ProgressingPromise, WhenProgress.Promise0, WhenProgress.RejectedPromise, WhenProgress.TrustedPromise

Constructor Summary

Constructors

Constructor and Description
When()

Method Summary

Methods

Modifier and Type	Method and Description
protected When.FulfilledPromise2	createFulfilledPromise(T value)
protected When.ProgressingPromise2	createProgressingPromise(Value<Void> value)
protected When.Promise2	createPromise0(ResolveCallback<T,Void> resolver, PromiseStatus status) Creates a new promise whose fate is determined by resolver.
protected When.RejectedPromise2	createRejectedPromise(Value<T> value)
Deferred<T>	defer() Creates a new DeferredProgress with fully isolated resolver and promise parts, either or both of which may be given out safely to consumers.
Promise<T>	reject(T value) Returns a rejected promise for the supplied value.
Promise<T>	reject(Throwable error) Returns a rejected promise for the supplied value.
Promise<T>	reject(Value<T> value) Returns a rejected promise for the supplied value.
Promise<T>	resolve(T value) Returns promiseOrValue if promiseOrValue is a ProgressPromise, a new com.englishtown.promises.ProgressPromise if promiseOrValue is a foreign promise, or a new, already-fulfilled ProgressPromise whose value is promiseOrValue if promiseOrValue is an immediate value.

Methods inherited from class com.englishtown.promises.WhenProgress

all, allValues, any, anyValues, chain, chain, getMonitorApi, join, join, map, map, reduce, reduce, reduce, reduce, reduce, reduceValues, reduceValues, reduceValues, reject, resolve, resolveValues, sequence, sequence, setNextTick, some, someValues, when, when, when, when, when, when

Methods inherited from class java.lang.Object

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

Constructor Detail

When

public When()

Method Detail

defer

public Deferred<T> defer()

Creates a new DeferredProgress with fully isolated resolver and promise parts, either or both of which may be given out safely to consumers.

Overrides:

defer in class WhenProgress<T,Void>

Returns:

new DeferredProgress

resolve

public Promise<T> resolve(T value)

Returns promiseOrValue if promiseOrValue is a ProgressPromise, a new com.englishtown.promises.ProgressPromise if promiseOrValue is a foreign promise, or a new, already-fulfilled ProgressPromise whose value is promiseOrValue if promiseOrValue is an immediate value.

Overrides:

resolve in class WhenProgress<T,Void>

Parameters:

value - a value to wrap in a resolved promise

Returns:

a new already-fulfilled trusted ProgressPromise for the provided value

reject

public Promise<T> reject(T value)

Returns a rejected promise for the supplied value. The returned promise will be rejected with the supplied value.

Overrides:

reject in class WhenProgress<T,Void>

Parameters:

value - the rejected value of the returned ProgressPromise

Returns:

a rejected ProgressPromise

reject

public Promise<T> reject(Value<T> value)

Returns a rejected promise for the supplied value. The returned promise will be rejected with the supplied value.

Overrides:

reject in class WhenProgress<T,Void>

Parameters:

value - the rejected value of the returned ProgressPromise

Returns:

a rejected ProgressPromise

reject

public Promise<T> reject(Throwable error)

Returns a rejected promise for the supplied value. The returned promise will be rejected with the supplied error for the value.

Overrides:

reject in class WhenProgress<T,Void>

Parameters:

error - the rejected error value of the returned ProgressPromise

Returns:

a rejected ProgressPromise

createPromise0

protected When.Promise2 createPromise0(ResolveCallback<T,Void> resolver,
                           PromiseStatus status)

Creates a new promise whose fate is determined by resolver.

Overrides:

createPromise0 in class WhenProgress<T,Void>

Parameters:

resolver@returns - {Promise} promise whose fate is determine by resolver

createFulfilledPromise

protected When.FulfilledPromise2 createFulfilledPromise(T value)

Overrides:

createFulfilledPromise in class WhenProgress<T,Void>

createRejectedPromise

protected When.RejectedPromise2 createRejectedPromise(Value<T> value)

Overrides:

createRejectedPromise in class WhenProgress<T,Void>

createProgressingPromise

protected When.ProgressingPromise2 createProgressingPromise(Value<Void> value)

Overrides:

createProgressingPromise in class WhenProgress<T,Void>