com.devexperts.util

Class ExecutorProvider

java.lang.Object

com.devexperts.util.ExecutorProvider

public class ExecutorProvider
extends Object

Manages access to a single automatically-created Executor from a multiple references. LoggedThreadPoolExecutor is created on the first get via reference getOrCreateExecutor unless an non-default executor was set with that reference using setExecutor, and is released when no longer needed.

The ExecutorProvider itself is a light-weight object, whose creation, by itself, does not create any threads.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	ExecutorProvider.Reference Writable reference to Executor that is created using provider if not explicitly specified.

Constructor Summary

Constructors

Constructor and Description
ExecutorProvider(Executor executor) Creates executor provider that wraps a given (specified) executor that never shuts it down.
ExecutorProvider(int nThreads, String name, Logging log) Creates executor provider that creates LoggedThreadPoolExecutor with a specified number of threads, a given name and log file when needed.
ExecutorProvider(String name, Logging log) Creates executor provider that creates LoggedThreadPoolExecutor with a default number of threads with a given name and log file when needed.

Method Summary

Modifier and Type	Method and Description
ExecutorProvider.Reference	newReference()

Methods inherited from class java.lang.Object

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

Constructor Detail

ExecutorProvider

public ExecutorProvider(String name,
                        Logging log)

Creates executor provider that creates LoggedThreadPoolExecutor with a default number of threads with a given name and log file when needed. The executor is shut down when there are no references that are using it.

ExecutorProvider

public ExecutorProvider(int nThreads,
                        String name,
                        Logging log)

Creates executor provider that creates LoggedThreadPoolExecutor with a specified number of threads, a given name and log file when needed. The executor is shut down when there are no references that are using it.

ExecutorProvider

public ExecutorProvider(Executor executor)

Creates executor provider that wraps a given (specified) executor that never shuts it down.

Method Detail

newReference

public ExecutorProvider.Reference newReference()