Construct a thread pool with a TimeInterval idle time.

Synopsis

Declared in <bdlmt_threadpool.h>

ThreadPool(
    bslmt::ThreadAttributes const& threadAttributes,
    int minThreads,
    int maxThreads,
    bsls::TimeInterval maxIdleTime,
    bslma::Allocator* basicAllocator = 0);

Description

Construct a thread pool with the specified threadAttributes, the specified minThreads minimum number of threads, the specified maxThreads maximum number of threads, and the specified maxIdleTime idle time after which a thread may be considered for destruction. Optionally specify a basicAllocator used to supply memory. If basicAllocator is 0, the currently installed default allocator is used. The name used for created threads is threadAttributes.threadName() if not empty, otherwise "bdl.ThreadPool". The behavior is undefined unless 0 <= minThreads, minThreads <= maxThreads, 0 <= maxIdleTime, and the maxIdleTime has a value less than or equal to INT_MAX milliseconds.

Parameters

Name

Description

threadAttributes

attributes used when creating worker threads

minThreads

minimum number of worker threads

maxThreads

maximum number of worker threads

maxIdleTime

idle time before a thread may exit

basicAllocator

memory allocator; null uses the default

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