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Deploy not needed for programatically defined cluster router, see #2103

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* This also removes the need for the withClusterRouter sugar
* Improved the apply and constructors for ClusterRouterSettings, since
  that will be user api instead
This commit is contained in:
Patrik Nordwall 2012-09-10 14:11:03 +02:00
parent 2e537af78a
commit 7cf6ab54c8
4 changed files with 51 additions and 87 deletions
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77
akka-cluster/src/main/scala/akka/cluster/routing/ClusterRouterConfig.scala
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@ -70,11 +70,51 @@ case class ClusterRouterConfig(local: RouterConfig, settings: ClusterRouterSetti
}
}
case class ClusterRouterSettings(
object ClusterRouterSettings {
/**
* Settings for create and deploy of the routees
*/
def apply(totalInstances: Int, maxInstancesPerNode: Int, routeesOnOwnNode: Boolean): ClusterRouterSettings =
new ClusterRouterSettings(totalInstances, maxInstancesPerNode, routeesOnOwnNode)
/**
* Settings for remote deployment of the routees, allowed to use routees on own node
*/
def apply(totalInstances: Int, maxInstancesPerNode: Int): ClusterRouterSettings =
apply(totalInstances, maxInstancesPerNode, routeesOnOwnNode = true)
/**
* Settings for lookup of the routees
*/
def apply(totalInstances: Int, routeesPath: String, routeesOnOwnNode: Boolean): ClusterRouterSettings =
new ClusterRouterSettings(totalInstances, routeesPath, routeesOnOwnNode)
/**
* Settings for lookup of the routees, allowed to use routees on own node
*/
def apply(totalInstances: Int, routeesPath: String): ClusterRouterSettings =
apply(totalInstances, routeesPath, routeesOnOwnNode = true)
}
case class ClusterRouterSettings private[akka] (
totalInstances: Int,
maxInstancesPerNode: Int = 1,
routeesOnOwnNode: Boolean = true,
routeesPath: String = "") {
maxInstancesPerNode: Int,
routeesPath: String,
routeesOnOwnNode: Boolean) {
/**
* Settings for create and deploy of the routees
* JAVA API
*/
def this(totalInstances: Int, maxInstancesPerNode: Int, routeesOnOwnNode: Boolean) =
this(totalInstances, maxInstancesPerNode, routeesPath = "", routeesOnOwnNode)
/**
* Settings for lookup of the routees
* JAVA API
*/
def this(totalInstances: Int, routeesPath: String, routeesOnOwnNode: Boolean) =
this(totalInstances, maxInstancesPerNode = 1, routeesPath, routeesOnOwnNode)
if (totalInstances <= 0) throw new IllegalArgumentException("totalInstances of cluster router must be > 0")
if (maxInstancesPerNode <= 0) throw new IllegalArgumentException("maxInstancesPerNode of cluster router must be > 0")
@ -221,32 +261,3 @@ private[akka] class ClusterRouterActor extends Router {
}
}
/**
* Sugar to define cluster aware router programatically.
* Java API.
* When creating and deploying routees:
* [[[
* context.actorOf(ClusterRouterPropsDecorator.decorate(new Props(MyActor.class),
* new RoundRobinRouter(0), 10, 2), "myrouter");
* ]]]
* When looking up routees:
* [[[
* context.actorOf(ClusterRouterPropsDecorator.decorate(new Props(MyActor.class),
* new RoundRobinRouter(0), 10, "/user/myservice"), "myrouter");
* ]]]
*
* Corresponding for Scala API is found in [[akka.cluster.routing.ClusterRouterProps]].
*
*/
object ClusterRouterPropsDecorator {
def decorate(props: Props, router: RouterConfig, totalInstances: Int, maxInstancesPerNode: Int): Props =
decorate(props, router, ClusterRouterSettings(totalInstances, maxInstancesPerNode))
def decorate(props: Props, router: RouterConfig, totalInstances: Int, routeesPath: String): Props =
decorate(props, router, ClusterRouterSettings(totalInstances, routeesPath = routeesPath))
def decorate(props: Props, router: RouterConfig, settings: ClusterRouterSettings): Props =
props.withClusterRouter(router, settings)
}