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Meteor.scala
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Meteor.scala
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/*
* Copyright 2015 Async-IO.org
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package org.atmosphere.samples.pubsub.websocket
import javax.servlet.http.{HttpServletResponse, HttpServletRequest, HttpServlet}
import org.atmosphere.cpr._
class Meteor extends HttpServlet {
override def doGet(req: HttpServletRequest, res: HttpServletResponse): Unit = {
val m: org.atmosphere.cpr.Meteor = org.atmosphere.cpr.Meteor.build(req)
m.addListener(new Console)
val factory : BroadcasterFactory = m.getAtmosphereResource.getAtmosphereConfig.getBroadcasterFactory
res.setContentType("text/html;charset=ISO-8859-1")
val b: Broadcaster = lookupBroadcaster(factory, req.getPathInfo)
m.setBroadcaster(b)
if (req.getHeader(HeaderConfig.X_ATMOSPHERE_TRANSPORT).equalsIgnoreCase(HeaderConfig.LONG_POLLING_TRANSPORT)) {
req.setAttribute(ApplicationConfig.RESUME_ON_BROADCAST, true)
m.suspend(-1)
}
}
override def doPost(req: HttpServletRequest, res: HttpServletResponse): Unit = {
val factory : BroadcasterFactory = req.asInstanceOf[AtmosphereRequest].resource().getAtmosphereConfig.getBroadcasterFactory
val b: Broadcaster = lookupBroadcaster(factory, req.getPathInfo)
val message: String = req.getReader.readLine
if (message != null && message.indexOf("message") != -1) {
b.broadcast(message.substring("message=".length))
}
}
/**
* Retrieve the {@link Broadcaster} based on the request's path info.
*
* @param pathInfo
* @return the {@link Broadcaster} based on the request's path info.
*/
private[pubsub] def lookupBroadcaster(factory : BroadcasterFactory, pathInfo: String): Broadcaster = {
val decodedPath: Array[String] = pathInfo.split("/")
val b: Broadcaster = factory.lookup(decodedPath(decodedPath.length - 1), true)
return b
}
}