Package com.palantir.common.concurrent

Class CoalescingSupplier<T>

java.lang.Object

com.palantir.common.concurrent.CoalescingSupplier<T>

All Implemented Interfaces:

java.util.function.Supplier<T>

public class CoalescingSupplier<T>
extends Object
implements java.util.function.Supplier<T>

A supplier that coalesces computation requests, such that only one computation is ever running at a time, and concurrent requests will result in a single computation. Computations are guaranteed to execute after being requested; requests will not receive results for computations that started prior to the request.

Constructor Summary

Constructors

Constructor	Description
CoalescingSupplier(java.util.function.Supplier<T> delegate)

Method Summary

Modifier and Type	Method	Description
T	get()
com.google.common.util.concurrent.ListenableFuture<T>	getAsync()

Methods inherited from class java.lang.Object

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

Constructor Detail

CoalescingSupplier

public CoalescingSupplier(java.util.function.Supplier<T> delegate)

Method Detail

get

public T get()

Specified by:

get in interface java.util.function.Supplier<T>

getAsync

public com.google.common.util.concurrent.ListenableFuture<T> getAsync()