import gr.grnet.aquarium.store._
import scala.collection.JavaConversions._
import collection.mutable.ConcurrentMap
import java.util.concurrent.ConcurrentHashMap
import gr.grnet.aquarium.Configurable
import gr.grnet.aquarium.event.model.im.{StdIMEvent, IMEventModel}
import gr.grnet.aquarium.store._
import scala.collection.JavaConversions._
import collection.mutable.ConcurrentMap
import java.util.concurrent.ConcurrentHashMap
import gr.grnet.aquarium.Configurable
import gr.grnet.aquarium.event.model.im.{StdIMEvent, IMEventModel}