effect/korolev.effect/AsyncResourcePool

AsyncResourcePool

class AsyncResourcePool[F[_], T](name: String, factory: => F[T], currentNanos: () => F[Long], maxCount: Int, maxIdleTime: FiniteDuration)(implicit evidence$1: Effect[F], evidence$2: Close[F, T], reporter: Reporter)

Asynchronous non-blocking resource pool with lifetime control.

Companion:
object
class Object
trait Matchable
class Any

Type members

Classlikes

case class PoolItem(idle: Long, value: T)
case class PoolState(total: Int, items: List[PoolItem], cbs: List[Promise], closedItems: TreeSet[Int], disposeCbs: List[DisposePromise], disposed: Boolean)

Types

type DisposePromise = () => Unit
type Promise = () => Borrow[F, T]

Value members

Concrete methods

def borrow(): F[Borrow[F, T]]

Borrow item from the pool.

Borrow item from the pool.

  1. Borrow one of idle items if it exists
  2. Otherwise try to creates one using factory
  3. If maxCount is reached, waits until one of borrowed items would given back
def cleanup(): F[Int]
def dispose(): F[Unit]
def onDispose(): F[Unit]
def unsafeGetState: PoolState

For debug purposes only

For debug purposes only

def use[R](f: T => F[R]): F[R]