org.grails.async.factory

Class AbstractPromiseFactory

java.lang.Object

org.grails.async.factory.AbstractPromiseFactory

All Implemented Interfaces:

PromiseFactory

public abstract class AbstractPromiseFactory
extends java.lang.Object
implements PromiseFactory

Abstract implementation of the PromiseFactory interface, subclasses should extend this class to obtain common generic functionality

Since:

2.3

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Collection<org.grails.async.decorator.PromiseDecoratorLookupStrategy>	lookupStrategies

Constructor Summary

Constructors

Constructor and Description
AbstractPromiseFactory()

Method Summary

Modifier and Type	Method and Description
void	addPromiseDecoratorLookupStrategy(org.grails.async.decorator.PromiseDecoratorLookupStrategy lookupStrategy) Adds a PromiseDecoratorLookupStrategy.
<T> groovy.lang.Closure<T>	applyDecorators(groovy.lang.Closure<T> c, java.util.List<org.grails.async.decorator.PromiseDecorator> decorators) Applies the registered decorators to the given closure
<T> grails.async.Promise<T>	createBoundPromise(T value) Creates a promise with a value pre-bound to it
<T> grails.async.Promise<T>	createPromise(groovy.lang.Closure<T> c, java.util.List<org.grails.async.decorator.PromiseDecorator> decorators) Creates a promise from one or many closures
<T> grails.async.Promise<java.util.List<T>>	createPromise(java.util.List<groovy.lang.Closure<T>> closures) Creates a promise from one or many closures
<T> grails.async.Promise<java.util.List<T>>	createPromise(java.util.List<groovy.lang.Closure<T>> closures, java.util.List<org.grails.async.decorator.PromiseDecorator> decorators) Creates a promise from one or many closures
<K,V> grails.async.Promise<java.util.Map<K,V>>	createPromise(java.util.Map<K,V> map) Creates a promise from the given map where the values of the map are either closures or Promise instances
<T> grails.async.Promise<java.util.List<T>>	createPromise(grails.async.Promise<T>... promises) Creates a promise from one or more other promises
<T> java.util.List<T>	waitAll(grails.async.Promise<T>... promises) Synchronously waits for all promises to complete returning a list of values

Methods inherited from class java.lang.Object

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

Methods inherited from interface grails.async.PromiseFactory

createPromise, onComplete, onError, waitAll, waitAll

Field Detail

lookupStrategies

protected java.util.Collection<org.grails.async.decorator.PromiseDecoratorLookupStrategy> lookupStrategies

Constructor Detail

AbstractPromiseFactory

public AbstractPromiseFactory()

Method Detail

addPromiseDecoratorLookupStrategy

public void addPromiseDecoratorLookupStrategy(org.grails.async.decorator.PromiseDecoratorLookupStrategy lookupStrategy)

Description copied from interface: PromiseFactory

Adds a PromiseDecoratorLookupStrategy. The strategy implementation must be stateless, do not add a strategy that contains state

Specified by:

addPromiseDecoratorLookupStrategy in interface PromiseFactory

Parameters:

lookupStrategy - The lookup strategy

createBoundPromise

public <T> grails.async.Promise<T> createBoundPromise(T value)

Description copied from interface: PromiseFactory

Creates a promise with a value pre-bound to it

Specified by:

createBoundPromise in interface PromiseFactory

Type Parameters:

T - The type of the value

Parameters:

value - The value

Returns:

A Promise

createPromise

public <T> grails.async.Promise<T> createPromise(groovy.lang.Closure<T> c,
                                                 java.util.List<org.grails.async.decorator.PromiseDecorator> decorators)

Description copied from interface: PromiseFactory

Creates a promise from one or many closures

Specified by:

createPromise in interface PromiseFactory

Parameters:

c - One or many closures

Returns:

A promise

See Also:

PromiseFactory.createPromise(groovy.lang.Closure, java.util.List)

applyDecorators

public <T> groovy.lang.Closure<T> applyDecorators(groovy.lang.Closure<T> c,
                                                  java.util.List<org.grails.async.decorator.PromiseDecorator> decorators)

Description copied from interface: PromiseFactory

Applies the registered decorators to the given closure

Specified by:

applyDecorators in interface PromiseFactory

Parameters:

c - The closure

decorators - The decorators

Returns:

The decorated closure

createPromise

public <T> grails.async.Promise<java.util.List<T>> createPromise(java.util.List<groovy.lang.Closure<T>> closures)

Description copied from interface: PromiseFactory

Creates a promise from one or many closures

Specified by:

createPromise in interface PromiseFactory

Parameters:

closures - One or many closures

Returns:

A promise

See Also:

PromiseFactory.createPromise(java.util.List)

createPromise

public <T> grails.async.Promise<java.util.List<T>> createPromise(java.util.List<groovy.lang.Closure<T>> closures,
                                                                 java.util.List<org.grails.async.decorator.PromiseDecorator> decorators)

Description copied from interface: PromiseFactory

Creates a promise from one or many closures

Specified by:

createPromise in interface PromiseFactory

Parameters:

closures - One or many closures

Returns:

A promise

See Also:

PromiseFactory.createPromise(java.util.List, java.util.List)

createPromise

public <T> grails.async.Promise<java.util.List<T>> createPromise(grails.async.Promise<T>... promises)

Description copied from interface: PromiseFactory

Creates a promise from one or more other promises

Specified by:

createPromise in interface PromiseFactory

Parameters:

promises - The promises

Returns:

The promise

See Also:

PromiseFactory.createPromise(grails.async.Promise[])

createPromise

public <K,V> grails.async.Promise<java.util.Map<K,V>> createPromise(java.util.Map<K,V> map)

Description copied from interface: PromiseFactory

Creates a promise from the given map where the values of the map are either closures or Promise instances

Specified by:

createPromise in interface PromiseFactory

Parameters:

map - The map

Returns:

A promise

See Also:

PromiseFactory.createPromise(java.util.Map)

waitAll

public <T> java.util.List<T> waitAll(grails.async.Promise<T>... promises)

Description copied from interface: PromiseFactory

Synchronously waits for all promises to complete returning a list of values

Specified by:

waitAll in interface PromiseFactory

Parameters:

promises - The promises

Returns:

The list of bound values

See Also:

PromiseFactory.waitAll(grails.async.Promise[])