Class FutureUtils
- java.lang.Object
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- org.elasticsearch.common.util.concurrent.FutureUtils
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public class FutureUtils extends java.lang.Object
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Constructor Summary
Constructors Constructor Description FutureUtils()
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static boolean
cancel(java.util.concurrent.Future<?> toCancel)
Cancel execution of this future without interrupting a running thread.static <T> T
get(java.util.concurrent.Future<T> future)
CallsFuture.get()
without the checked exceptions.static <T> T
get(java.util.concurrent.Future<T> future, long timeout, java.util.concurrent.TimeUnit unit)
CallsFuture.get(long, TimeUnit)
without the checked exceptions.
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Method Detail
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cancel
public static boolean cancel(@Nullable java.util.concurrent.Future<?> toCancel)
Cancel execution of this future without interrupting a running thread. SeeFuture.cancel(boolean)
for details.- Parameters:
toCancel
- the future to cancel- Returns:
- false if the future could not be cancelled, otherwise true
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get
public static <T> T get(java.util.concurrent.Future<T> future)
CallsFuture.get()
without the checked exceptions.- Type Parameters:
T
- the type returned- Parameters:
future
- to dereference- Returns:
- the value of the future
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get
public static <T> T get(java.util.concurrent.Future<T> future, long timeout, java.util.concurrent.TimeUnit unit)
CallsFuture.get(long, TimeUnit)
without the checked exceptions.- Type Parameters:
T
- the type returned- Parameters:
future
- to dereferencetimeout
- to waitunit
- for timeout- Returns:
- the value of the future
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