pekko/akka-core/src/main/scala/config/Config.scala

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12 KiB
Scala

/**
* Copyright (C) 2009-2010 Scalable Solutions AB <http://scalablesolutions.se>
*/
package se.scalablesolutions.akka.config
import se.scalablesolutions.akka.actor.Actor
import se.scalablesolutions.akka.dispatch.MessageDispatcher
sealed abstract class FaultHandlingStrategy
case class AllForOneStrategy(maxNrOfRetries: Int, withinTimeRange: Int) extends FaultHandlingStrategy
case class OneForOneStrategy(maxNrOfRetries: Int, withinTimeRange: Int) extends FaultHandlingStrategy
/**
* Configuration classes - not to be used as messages.
*
* @author <a href="http://jonasboner.com">Jonas Bon&#233;r</a>
*/
object ScalaConfig {
sealed abstract class ConfigElement
abstract class Server extends ConfigElement
abstract class FailOverScheme extends ConfigElement
abstract class Scope extends ConfigElement
case class SupervisorConfig(restartStrategy: RestartStrategy, worker: List[Server]) extends Server
class Supervise(val actor: Actor, val lifeCycle: LifeCycle, _remoteAddress: RemoteAddress) extends Server {
val remoteAddress: Option[RemoteAddress] = if (_remoteAddress eq null) None else Some(_remoteAddress)
}
object Supervise {
def apply(actor: Actor, lifeCycle: LifeCycle, remoteAddress: RemoteAddress) = new Supervise(actor, lifeCycle, remoteAddress)
def apply(actor: Actor, lifeCycle: LifeCycle) = new Supervise(actor, lifeCycle, null)
def unapply(supervise: Supervise) = Some((supervise.actor, supervise.lifeCycle, supervise.remoteAddress))
}
case class RestartStrategy(
scheme: FailOverScheme,
maxNrOfRetries: Int,
withinTimeRange: Int,
trapExceptions: List[Class[_ <: Throwable]]) extends ConfigElement
case object AllForOne extends FailOverScheme
case object OneForOne extends FailOverScheme
case class LifeCycle(scope: Scope, callbacks: Option[RestartCallbacks]) extends ConfigElement
object LifeCycle {
def apply(scope: Scope) = new LifeCycle(scope, None)
}
case class RestartCallbacks(preRestart: String, postRestart: String) {
if ((preRestart eq null) || (postRestart eq null)) throw new IllegalArgumentException("Restart callback methods can't be null")
}
case object Permanent extends Scope
case object Temporary extends Scope
case class RemoteAddress(val hostname: String, val port: Int) extends ConfigElement
class Component(_intf: Class[_],
val target: Class[_],
val lifeCycle: LifeCycle,
val timeout: Int,
val transactionRequired: Boolean,
_dispatcher: MessageDispatcher, // optional
_remoteAddress: RemoteAddress // optional
) extends Server {
val intf: Option[Class[_]] = if (_intf eq null) None else Some(_intf)
val dispatcher: Option[MessageDispatcher] = if (_dispatcher eq null) None else Some(_dispatcher)
val remoteAddress: Option[RemoteAddress] = if (_remoteAddress eq null) None else Some(_remoteAddress)
}
object Component {
def apply(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int) =
new Component(intf, target, lifeCycle, timeout, false, null, null)
def apply(target: Class[_], lifeCycle: LifeCycle, timeout: Int) =
new Component(null, target, lifeCycle, timeout, false, null, null)
def apply(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, dispatcher: MessageDispatcher) =
new Component(intf, target, lifeCycle, timeout, false, dispatcher, null)
def apply(target: Class[_], lifeCycle: LifeCycle, timeout: Int, dispatcher: MessageDispatcher) =
new Component(null, target, lifeCycle, timeout, false, dispatcher, null)
def apply(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, remoteAddress: RemoteAddress) =
new Component(intf, target, lifeCycle, timeout, false, null, remoteAddress)
def apply(target: Class[_], lifeCycle: LifeCycle, timeout: Int, remoteAddress: RemoteAddress) =
new Component(null, target, lifeCycle, timeout, false, null, remoteAddress)
def apply(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, dispatcher: MessageDispatcher, remoteAddress: RemoteAddress) =
new Component(intf, target, lifeCycle, timeout, false, dispatcher, remoteAddress)
def apply(target: Class[_], lifeCycle: LifeCycle, timeout: Int, dispatcher: MessageDispatcher, remoteAddress: RemoteAddress) =
new Component(null, target, lifeCycle, timeout, false, dispatcher, remoteAddress)
def apply(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean) =
new Component(intf, target, lifeCycle, timeout, transactionRequired, null, null)
def apply(target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean) =
new Component(null, target, lifeCycle, timeout, transactionRequired, null, null)
def apply(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, dispatcher: MessageDispatcher) =
new Component(intf, target, lifeCycle, timeout, transactionRequired, dispatcher, null)
def apply(target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, dispatcher: MessageDispatcher) =
new Component(null, target, lifeCycle, timeout, transactionRequired, dispatcher, null)
def apply(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, remoteAddress: RemoteAddress) =
new Component(intf, target, lifeCycle, timeout, transactionRequired, null, remoteAddress)
def apply(target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, remoteAddress: RemoteAddress) =
new Component(null, target, lifeCycle, timeout, transactionRequired, null, remoteAddress)
def apply(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, dispatcher: MessageDispatcher, remoteAddress: RemoteAddress) =
new Component(intf, target, lifeCycle, timeout, transactionRequired, dispatcher, remoteAddress)
def apply(target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, dispatcher: MessageDispatcher, remoteAddress: RemoteAddress) =
new Component(null, target, lifeCycle, timeout, transactionRequired, dispatcher, remoteAddress)
}
}
/**
* @author <a href="http://jonasboner.com">Jonas Bon&#233;r</a>
*/
object JavaConfig {
import scala.reflect.BeanProperty
sealed abstract class ConfigElement
class RestartStrategy(
@BeanProperty val scheme: FailOverScheme,
@BeanProperty val maxNrOfRetries: Int,
@BeanProperty val withinTimeRange: Int,
@BeanProperty val trapExceptions: Array[Class[_ <: Throwable]]) extends ConfigElement {
def transform = se.scalablesolutions.akka.config.ScalaConfig.RestartStrategy(
scheme.transform, maxNrOfRetries, withinTimeRange, trapExceptions.toList)
}
class LifeCycle(@BeanProperty val scope: Scope, @BeanProperty val callbacks: RestartCallbacks) extends ConfigElement {
def this(scope: Scope) = this(scope, null)
def transform = {
val callbackOption = if (callbacks eq null) None else Some(callbacks.transform)
se.scalablesolutions.akka.config.ScalaConfig.LifeCycle(scope.transform, callbackOption)
}
}
class RestartCallbacks(@BeanProperty val preRestart: String, @BeanProperty val postRestart: String) {
def transform = se.scalablesolutions.akka.config.ScalaConfig.RestartCallbacks(preRestart, postRestart)
}
abstract class Scope extends ConfigElement {
def transform: se.scalablesolutions.akka.config.ScalaConfig.Scope
}
class Permanent extends Scope {
override def transform = se.scalablesolutions.akka.config.ScalaConfig.Permanent
}
class Temporary extends Scope {
override def transform = se.scalablesolutions.akka.config.ScalaConfig.Temporary
}
abstract class FailOverScheme extends ConfigElement {
def transform: se.scalablesolutions.akka.config.ScalaConfig.FailOverScheme
}
class AllForOne extends FailOverScheme {
override def transform = se.scalablesolutions.akka.config.ScalaConfig.AllForOne
}
class OneForOne extends FailOverScheme {
override def transform = se.scalablesolutions.akka.config.ScalaConfig.OneForOne
}
class RemoteAddress(@BeanProperty val hostname: String, @BeanProperty val port: Int)
abstract class Server extends ConfigElement
class Component(@BeanProperty val intf: Class[_],
@BeanProperty val target: Class[_],
@BeanProperty val lifeCycle: LifeCycle,
@BeanProperty val timeout: Int,
@BeanProperty val transactionRequired: Boolean, // optional
@BeanProperty val dispatcher: MessageDispatcher, // optional
@BeanProperty val remoteAddress: RemoteAddress // optional
) extends Server {
def this(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int) =
this(intf, target, lifeCycle, timeout, false, null, null)
def this(target: Class[_], lifeCycle: LifeCycle, timeout: Int) =
this(null, target, lifeCycle, timeout, false, null, null)
def this(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, remoteAddress: RemoteAddress) =
this(intf, target, lifeCycle, timeout, false, null, remoteAddress)
def this(target: Class[_], lifeCycle: LifeCycle, timeout: Int, remoteAddress: RemoteAddress) =
this(null, target, lifeCycle, timeout, false, null, remoteAddress)
def this(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, dispatcher: MessageDispatcher) =
this(intf, target, lifeCycle, timeout, false, dispatcher, null)
def this(target: Class[_], lifeCycle: LifeCycle, timeout: Int, dispatcher: MessageDispatcher) =
this(null, target, lifeCycle, timeout, false, dispatcher, null)
def this(target: Class[_], lifeCycle: LifeCycle, timeout: Int, dispatcher: MessageDispatcher, remoteAddress: RemoteAddress) =
this(null, target, lifeCycle, timeout, false, dispatcher, remoteAddress)
def this(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean) =
this(intf, target, lifeCycle, timeout, transactionRequired, null, null)
def this(target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean) =
this(null, target, lifeCycle, timeout, transactionRequired, null, null)
def this(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, remoteAddress: RemoteAddress) =
this(intf, target, lifeCycle, timeout, transactionRequired, null, remoteAddress)
def this(target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, remoteAddress: RemoteAddress) =
this(null, target, lifeCycle, timeout, transactionRequired, null, remoteAddress)
def this(intf: Class[_], target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, dispatcher: MessageDispatcher) =
this(intf, target, lifeCycle, timeout, transactionRequired, dispatcher, null)
def this(target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, dispatcher: MessageDispatcher) =
this(null, target, lifeCycle, timeout, transactionRequired, dispatcher, null)
def this(target: Class[_], lifeCycle: LifeCycle, timeout: Int, transactionRequired: Boolean, dispatcher: MessageDispatcher, remoteAddress: RemoteAddress) =
this(null, target, lifeCycle, timeout, transactionRequired, dispatcher, remoteAddress)
def transform =
se.scalablesolutions.akka.config.ScalaConfig.Component(
intf, target, lifeCycle.transform, timeout, transactionRequired, dispatcher,
if (remoteAddress ne null) se.scalablesolutions.akka.config.ScalaConfig.RemoteAddress(remoteAddress.hostname, remoteAddress.port) else null)
def newSupervised(actor: Actor) =
se.scalablesolutions.akka.config.ScalaConfig.Supervise(actor, lifeCycle.transform)
}
}