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36 package gr.grnet.aquarium.actor.message
40 import gr.grnet.aquarium.logic.events.{ResourceEvent, UserEvent}
41 import gr.grnet.aquarium.user.UserState
42 import gr.grnet.aquarium.util.json.{JsonHelpers, JsonSupport}
46 * This is the base class of the messages the dispatcher understands.
48 * @author Christos KK Loverdos <loverdos@gmail.com>.
50 sealed trait DispatcherMessage extends ActorMessage {
51 def isError: Boolean = false
54 sealed trait DispatcherResponseMessage extends DispatcherMessage {
55 def error: Option[String]
57 override def isError = error.isDefined
60 def responseBodyToJson: String = {
63 throw new NullPointerException("Unexpected null response body in %s".format(this))
65 JsonHelpers.anyToJson(other)
70 case class RequestUserBalance(userId: String, timestamp: Long) extends DispatcherMessage
71 case class BalanceValue(balance: Double) extends JsonSupport
72 case class ResponseUserBalance(userId: String, balance: Double, error: Option[String]) extends DispatcherResponseMessage {
73 def responseBody = BalanceValue(balance)
76 case class UserResponseGetBalance(userId: String, balance: Double) extends DispatcherResponseMessage {
77 def responseBody = BalanceValue(balance)
81 case class UserRequestGetState(userId: String, timestamp: Long) extends DispatcherMessage
82 case class UserResponseGetState(userId: String, state: UserState) extends DispatcherResponseMessage {
83 def responseBody = state
88 * Dispatcher message that triggers the resource event processing pipeline.
90 * Note that the prefix `Process` means that no reply is created or needed.
92 case class ProcessResourceEvent(rce: ResourceEvent) extends DispatcherMessage
95 * Dispatcher message that triggers the user event processing pipeline.
97 * Note that the prefix `Process` means that no reply is created or needed.
99 case class ProcessUserEvent(ue: UserEvent) extends DispatcherMessage
102 case class AdminRequestPingAll() extends DispatcherMessage