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1   //
2   //  ========================================================================
3   //  Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
4   //  ------------------------------------------------------------------------
5   //  All rights reserved. This program and the accompanying materials
6   //  are made available under the terms of the Eclipse Public License v1.0
7   //  and Apache License v2.0 which accompanies this distribution.
8   //
9   //      The Eclipse Public License is available at
10  //      http://www.eclipse.org/legal/epl-v10.html
11  //
12  //      The Apache License v2.0 is available at
13  //      http://www.opensource.org/licenses/apache2.0.php
14  //
15  //  You may elect to redistribute this code under either of these licenses.
16  //  ========================================================================
17  //
18  
19  package org.eclipse.jetty.cdi.websocket;
20  
21  import javax.enterprise.inject.Produces;
22  import javax.enterprise.inject.spi.InjectionPoint;
23  
24  import org.eclipse.jetty.cdi.websocket.annotation.WebSocketScope;
25  import org.eclipse.jetty.util.log.Log;
26  import org.eclipse.jetty.util.log.Logger;
27  import org.eclipse.jetty.websocket.api.Session;
28  
29  /**
30   * Producer of {@link org.eclipse.jetty.websocket.api.Session} instances
31   */
32  public class JettyWebSocketSessionProducer
33  {
34      private static final Logger LOG = Log.getLogger(JettyWebSocketSessionProducer.class);
35  
36      @Produces
37      public Session getSession(InjectionPoint injectionPoint)
38      {
39          if (LOG.isDebugEnabled())
40          {
41              LOG.debug("getSession({})",injectionPoint);
42          }
43          WebSocketScopeContext ctx = WebSocketScopeContext.current();
44          if (ctx == null)
45          {
46              throw new IllegalStateException("Not in a " + WebSocketScope.class.getName());
47          }
48          org.eclipse.jetty.websocket.api.Session sess = ctx.getSession();
49          if (sess == null)
50          {
51              throw new IllegalStateException("No Session Available");
52          }
53          return sess;
54      }
55  }