org.junit.platform.engine.support.hierarchical

Interface ParallelExecutionConfiguration

All Known Implementing Classes:

DefaultParallelExecutionConfiguration

@API(status=STABLE,
     since="1.10")
public interface ParallelExecutionConfiguration

Configuration to use for parallel test execution.

Instances of this class are intended to be used to configure implementations of HierarchicalTestExecutorService. Such implementations may use all of the properties in this class or only a subset.

Since:

1.3

See Also:

ForkJoinPoolHierarchicalTestExecutorService, ParallelExecutionConfigurationStrategy, DefaultParallelExecutionConfigurationStrategy

Method Summary

Modifier and Type	Method and Description
int	getCorePoolSize() Get the core thread pool size to be used.
int	getKeepAliveSeconds() Get the number of seconds for which inactive threads should be kept alive before terminating them and shrinking the thread pool.
int	getMaxPoolSize() Get the maximum thread pool size to be used.
int	getMinimumRunnable() Get the minimum number of runnable threads to be used.
int	getParallelism() Get the parallelism to be used.
default java.util.function.Predicate<? super java.util.concurrent.ForkJoinPool>	getSaturatePredicate() Get the saturate predicate to be used for the execution's ForkJoinPool.

Method Detail

getParallelism

int getParallelism()

Get the parallelism to be used.

See Also:

ForkJoinPool.getParallelism()

getMinimumRunnable

int getMinimumRunnable()

Get the minimum number of runnable threads to be used.

getMaxPoolSize

int getMaxPoolSize()

Get the maximum thread pool size to be used.

getCorePoolSize

int getCorePoolSize()

Get the core thread pool size to be used.

getKeepAliveSeconds

int getKeepAliveSeconds()

Get the number of seconds for which inactive threads should be kept alive before terminating them and shrinking the thread pool.

getSaturatePredicate

@API(status=EXPERIMENTAL,
     since="1.9")
default java.util.function.Predicate<? super java.util.concurrent.ForkJoinPool> getSaturatePredicate()

Get the saturate predicate to be used for the execution's ForkJoinPool.

Returns:

the saturate predicate to be passed to the ForkJoinPool constructor; may be null

Since:

1.9

See Also:

ForkJoinPool#ForkJoinPool(int, ForkJoinPool.ForkJoinWorkerThreadFactory, Thread.UncaughtExceptionHandler, boolean, int, int, int, Predicate, long, TimeUnit)