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#endif
@class OFMutableArray;
@class OFList;
@class OFCondition;
@class OFThreadPoolJob;
/**
* \brief A class providing a pool of reusable threads.
*
* \note When the thread pool is released, all threads will terminate after
* they finish the job they are currently processing.
*/
@interface OFThreadPool: OFObject
{
size_t size;
OFMutableArray *threads;
volatile int count;
@public
OFList *queue;
OFCondition *queueCondition;
volatile int doneCount;
OFCondition *countCondition;
}
/**
* \brief Returns a new thread pool with one thread for each core in the system.
*
* \warning If for some reason the number of cores in the system could not be
* determined, the pool will only have one thread!
*
* \return A new thread pool with one thread for each core in the system
*/
+ (instancetype)threadPool;
/**
* \brief Returns a new thread pool with the specified number of threads.
*
* \warning If for some reason the number of cores in the system could not be
* determined, the pool will only have one thread!
*
* \param size The number of threads for the pool
* \return A new thread pool with the specified number of threads
*/
+ (instancetype)threadPoolWithSize: (size_t)size;
/**
* \brief Initializes an already allocated OFThreadPool with one thread for
* each core in the system.
*
* \warning If for some reason the number of cores in the system could not be
* determined, the pool will only have one thread!
*
* \return An initialized OFThreadPool with one thread for each core in the
* system
*/
- init;
/**
* \brief Initializes an already allocated OFThreadPool with the specified
* number of threads.
*
* \warning If for some reason the number of cores in the system could not be
* determined, the pool will only have one thread!
*
* \param size The number of threads for the pool
* \return An initialized OFThreadPool with the specified number of threads
*/
- initWithSize: (size_t)size;
/**
* \brief Execute the specified selector on the specified target with the
* specified object as soon as a thread is ready.
*
* \param target The target on which to perform the selector
* \param selector The selector to perform on the target
* \param object THe object with which the selector is performed on the target
*/
- (void)dispatchWithTarget: (id)target
selector: (SEL)selector
object: (id)object;
#ifdef OF_HAVE_BLOCKS
/**
* \brief Executes the specified block as soon as a thread is ready.
*
* \param block The block to execute
*/
- (void)dispatchWithBlock: (of_thread_pool_block_t)block;
#endif
/**
* \brief Waits until all jobs are done.
*/
- (void)waitUntilDone;
/**
* \brief Returns the size of the thread pool.
*
* \return The size of the thread pool
*/
- (size_t)size;
@end
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#endif
@class OFMutableArray;
@class OFList;
@class OFCondition;
@class OFThreadPoolJob;
/*!
* @brief A class providing a pool of reusable threads.
*
* @note When the thread pool is released, all threads will terminate after
* they finish the job they are currently processing.
*/
@interface OFThreadPool: OFObject
{
size_t size;
OFMutableArray *threads;
volatile int count;
@public
OFList *queue;
OFCondition *queueCondition;
volatile int doneCount;
OFCondition *countCondition;
}
/*!
* @brief Returns a new thread pool with one thread for each core in the system.
*
* @warning If for some reason the number of cores in the system could not be
* determined, the pool will only have one thread!
*
* @return A new thread pool with one thread for each core in the system
*/
+ (instancetype)threadPool;
/*!
* @brief Returns a new thread pool with the specified number of threads.
*
* @warning If for some reason the number of cores in the system could not be
* determined, the pool will only have one thread!
*
* @param size The number of threads for the pool
* @return A new thread pool with the specified number of threads
*/
+ (instancetype)threadPoolWithSize: (size_t)size;
/*!
* @brief Initializes an already allocated OFThreadPool with one thread for
* each core in the system.
*
* @warning If for some reason the number of cores in the system could not be
* determined, the pool will only have one thread!
*
* @return An initialized OFThreadPool with one thread for each core in the
* system
*/
- init;
/*!
* @brief Initializes an already allocated OFThreadPool with the specified
* number of threads.
*
* @warning If for some reason the number of cores in the system could not be
* determined, the pool will only have one thread!
*
* @param size The number of threads for the pool
* @return An initialized OFThreadPool with the specified number of threads
*/
- initWithSize: (size_t)size;
/*!
* @brief Execute the specified selector on the specified target with the
* specified object as soon as a thread is ready.
*
* @param target The target on which to perform the selector
* @param selector The selector to perform on the target
* @param object THe object with which the selector is performed on the target
*/
- (void)dispatchWithTarget: (id)target
selector: (SEL)selector
object: (id)object;
#ifdef OF_HAVE_BLOCKS
/*!
* @brief Executes the specified block as soon as a thread is ready.
*
* @param block The block to execute
*/
- (void)dispatchWithBlock: (of_thread_pool_block_t)block;
#endif
/*!
* @brief Waits until all jobs are done.
*/
- (void)waitUntilDone;
/*!
* @brief Returns the size of the thread pool.
*
* @return The size of the thread pool
*/
- (size_t)size;
@end
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