Promise (Grails 2.4.0)

Summary:
Method

| Detail:
Method

Encapsulates the notion of a Promise, a Future-like interface designed to easy integration of asynchronous functions
Authors:
Graeme Rocher
Since:
2.3

Methods Summary

Methods
Type	Name and description
`java.lang.Object`	`get()` Retrieves the result, blocking until the value is available
`java.lang.Object`	`get(long timeout, java.util.concurrent.TimeUnit units)` Retrieves the result, blocking until the value is available or the timeout is reached
`Promise<T>`	`onComplete(groovy.lang.Closure callable)` Execute the given closure when the promise completes
`Promise<T>`	`onError(groovy.lang.Closure callable)` Execute the given closure when an error occurs
`Promise<T>`	`then(groovy.lang.Closure callable)` Same as #onComplete

- Method Detail
  - java.lang.Object get()
    
    Retrieves the result, blocking until the value is available
    Returns:
    The result
  - java.lang.Object get(long timeout, java.util.concurrent.TimeUnit units)
    
    Retrieves the result, blocking until the value is available or the timeout is reached
    throws:
    Throwable
    
    Parameters:
    timeout - The timeout
    units - The timeout units
    Returns:
    The value
  - Promise<T> onComplete(groovy.lang.Closure callable)
    
    Execute the given closure when the promise completes
    Parameters:
    callable
    Returns:
    The Promise
  - Promise<T> onError(groovy.lang.Closure callable)
    
    Execute the given closure when an error occurs
    Parameters:
    callable
    Returns:
    The Promise
  - Promise<T> then(groovy.lang.Closure callable)
    
    Same as #onComplete

Summary:
Method

| Detail:
Method

Groovy Documentation