Package io.helidon.common.configurable

Class ThreadPoolSupplier.Builder

java.lang.Object

io.helidon.common.configurable.ThreadPoolSupplier.Builder

All Implemented Interfaces:

Builder<ThreadPoolSupplier>, Supplier<ThreadPoolSupplier>

Enclosing class:

ThreadPoolSupplier

public static final class ThreadPoolSupplier.Builder
extends Object
implements Builder<ThreadPoolSupplier>

A fluent API builder for ThreadPoolSupplier.

Method Summary

Modifier and Type	Method and Description
ThreadPoolSupplier	build() Build the instance from this builder.
ThreadPoolSupplier.Builder	config(Config config) Load all properties for this thread pool executor from configuration.
ThreadPoolSupplier.Builder	corePoolSize(int corePoolSize) Core pool size of the thread pool executor.
ThreadPoolSupplier.Builder	daemon(boolean daemon) Is daemon of the thread pool executor.
ThreadPoolSupplier.Builder	keepAliveMinutes(int keepAliveMinutes) Keep alive minutes of the thread pool executor.
ThreadPoolSupplier.Builder	maxPoolSize(int maxPoolSize) Max pool size of the thread pool executor.
ThreadPoolSupplier.Builder	prestart(boolean prestart) Whether to prestart core threads in this thread pool executor.
ThreadPoolSupplier.Builder	queueCapacity(int queueCapacity) Queue capacity of the thread pool executor.
ThreadPoolSupplier.Builder	threadNamePrefix(String threadNamePrefix) Name prefix for threads in this thread pool executor.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.helidon.common.Builder

get

Method Detail

build

public ThreadPoolSupplier build()

Description copied from interface: Builder

Build the instance from this builder.

Specified by:

build in interface Builder<ThreadPoolSupplier>

Returns:

instance of the built type

corePoolSize

public ThreadPoolSupplier.Builder corePoolSize(int corePoolSize)

Core pool size of the thread pool executor.

Parameters:

corePoolSize - see ThreadPoolExecutor.getCorePoolSize()

Returns:

updated builder instance

maxPoolSize

public ThreadPoolSupplier.Builder maxPoolSize(int maxPoolSize)

Max pool size of the thread pool executor.

Parameters:

maxPoolSize - see ThreadPoolExecutor.getMaximumPoolSize()

Returns:

updated builder instance

keepAliveMinutes

public ThreadPoolSupplier.Builder keepAliveMinutes(int keepAliveMinutes)

Keep alive minutes of the thread pool executor.

Parameters:

keepAliveMinutes - see ThreadPoolExecutor.getKeepAliveTime(TimeUnit)

Returns:

updated builder instance

queueCapacity

public ThreadPoolSupplier.Builder queueCapacity(int queueCapacity)

Queue capacity of the thread pool executor.

Parameters:

queueCapacity - capacity of the queue backing the executor

Returns:

updated builder instance

daemon

public ThreadPoolSupplier.Builder daemon(boolean daemon)

Is daemon of the thread pool executor.

Parameters:

daemon - whether the threads are daemon threads

Returns:

updated builder instance

threadNamePrefix

public ThreadPoolSupplier.Builder threadNamePrefix(String threadNamePrefix)

Name prefix for threads in this thread pool executor.

Parameters:

threadNamePrefix - prefix of a thread name

Returns:

updated builder instance

prestart

public ThreadPoolSupplier.Builder prestart(boolean prestart)

Whether to prestart core threads in this thread pool executor.

Parameters:

prestart - whether to prestart the threads

Returns:

updated builder instance

config

public ThreadPoolSupplier.Builder config(Config config)

Load all properties for this thread pool executor from configuration. Expected keys:

• core-pool-size
• max-pool-size
• keep-alive-minutes
• queue-capacity
• is-daemon
• thread-name-prefix
• should-prestart

Parameters:

config - config located on the key of executor-service

Returns:

updated builder instance