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added basic JAX-RS, Jersey and Grizzly HTTP server support

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This commit is contained in:
Jonas Boner 2009-02-19 15:57:59 +01:00
parent cee06a2230
commit 7133c42c00
12 changed files with 597 additions and 191 deletions
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42
kernel/src/main/scala/ActiveObject.scala
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@ -36,6 +36,13 @@ object ActiveObject {
proxy).asInstanceOf[T]
}
def newInstance[T](intf: Class[_], target: AnyRef, timeout: Int): T = {
val proxy = new ActiveObjectProxy(intf, target.getClass, timeout)
proxy.setTargetInstance(target)
supervise(proxy)
newInstance(intf, proxy)
}
def supervise(restartStrategy: RestartStrategy, components: List[Worker]): Supervisor = {
object factory extends SupervisorFactory {
override def getSupervisorConfig = SupervisorConfig(restartStrategy, components)
@ -44,6 +51,14 @@ object ActiveObject {
supervisor ! scala.actors.behavior.Start
supervisor
}
private def supervise(proxy: ActiveObjectProxy): Supervisor =
supervise(
RestartStrategy(OneForOne, 5, 1000),
Worker(
proxy.server,
LifeCycle(Permanent, 100))
:: Nil)
}
/**
@ -58,10 +73,16 @@ class ActiveObjectProxy(val intf: Class[_], val target: Class[_], val timeout: I
override def body: PartialFunction[Any, Unit] = {
case invocation: Invocation =>
try {
println("==========> " + invocation)
reply(ErrRef(invocation.invoke))
} catch {
case e: InvocationTargetException => reply(ErrRef({ throw e.getTargetException }))
case e => reply(ErrRef({ throw e }))
case e: InvocationTargetException =>
val te = e.getTargetException
te.printStackTrace
reply(ErrRef({ throw te }))
case e =>
e.printStackTrace
reply(ErrRef({ throw e }))
}
case 'exit => exit; reply()
case unexpected => throw new ActiveObjectException("Unexpected message to actor proxy: " + unexpected)
@ -89,10 +110,10 @@ class ActiveObjectProxy(val intf: Class[_], val target: Class[_], val timeout: I
*/
case class Invocation(val method: Method, val args: Array[Object], val target: AnyRef) {
method.setAccessible(true);
def invoke: AnyRef = method.invoke(target, args: _*)
override def toString: String = "Invocation[method: " + method.getName + ", args: " + args + ", target: " + target + "]"
def invoke: AnyRef = method.invoke(target, args:_*)
override def toString: String = "Invocation [method: " + method.getName + ", args: " + argsToString(args) + ", target: " + target + "]"
override def hashCode(): Int = {
var result = HashCode.SEED
@ -106,8 +127,13 @@ case class Invocation(val method: Method, val args: Array[Object], val target: A
that != null &&
that.isInstanceOf[Invocation] &&
that.asInstanceOf[Invocation].method == method &&
that.asInstanceOf[Invocation].args == args
that.asInstanceOf[Invocation].target == target
that.asInstanceOf[Invocation].target == target &&
isEqual(that.asInstanceOf[Invocation].args, args)
}
}
private def isEqual(a1: Array[Object], a2: Array[Object]): Boolean =
(a1 == null && a2 == null) ||
(a1 != null && a2 != null && a1.size == a2.size && a1.zip(a2).find(t => t._1 == t._2).isDefined)
private def argsToString(array: Array[Object]): String = array.foldLeft("(")(_ + " " + _) + ")"
}