org.eclipse.jetty.util

Interface Promise<C>

Type Parameters:

C - the type of the context object

All Known Implementing Classes:

ConnectPromise, FuturePromise, HttpDestinationOverFCGI, HttpDestinationOverHTTP, HttpDestinationOverSPDY, MultiplexHttpDestination, MultiplexHttpDestinationOverFCGI, PoolingHttpDestination, Promise.Adapter

public interface Promise<C>

A callback abstraction that handles completed/failed events of asynchronous operations.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Promise.Adapter<C> Empty implementation of Promise

Method Summary

Methods

Modifier and Type	Method and Description
void	failed(Throwable x) Callback invoked when the operation fails.
void	succeeded(C result) Callback invoked when the operation completes.

Method Detail

succeeded

void succeeded(C result)

Callback invoked when the operation completes.

Parameters:

result - the context

See Also:

failed(Throwable)

failed

void failed(Throwable x)

Callback invoked when the operation fails.

Parameters:

x - the reason for the operation failure