netconf/callhome-provider/src/main/java/org/opendaylight/netconf/callhome/mount/CallHomeMountSessionManager.java

   1 /*
   2  * Copyright (c) 2016 Brocade Communication Systems and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.netconf.callhome.mount;
  10
  11 import com.google.common.collect.Multimap;
  12 import com.google.common.collect.MultimapBuilder;
  13 import java.net.InetSocketAddress;
  14 import java.net.SocketAddress;
  15 import java.security.PublicKey;
  16 import java.util.Collection;
  17 import java.util.concurrent.ConcurrentHashMap;
  18 import java.util.concurrent.ConcurrentMap;
  19 import javax.annotation.Nullable;
  20 import org.opendaylight.netconf.callhome.mount.CallHomeMountSessionContext.CloseCallback;
  21 import org.opendaylight.netconf.callhome.protocol.CallHomeChannelActivator;
  22 import org.opendaylight.netconf.callhome.protocol.CallHomeProtocolSessionContext;
  23
  24 public class CallHomeMountSessionManager implements CallHomeMountSessionContext.CloseCallback {
  25
  26     private final ConcurrentMap<SocketAddress, CallHomeMountSessionContext> contextByAddress = new ConcurrentHashMap<>();
  27     private final Multimap<PublicKey, CallHomeMountSessionContext> contextByPublicKey = MultimapBuilder.hashKeys().hashSetValues().build();
  28
  29     @Nullable
  30     public CallHomeMountSessionContext getByAddress(InetSocketAddress remoteAddr) {
  31         return contextByAddress.get(remoteAddr);
  32     }
  33
  34     @Nullable
  35     public Collection<CallHomeMountSessionContext> getByPublicKey(PublicKey publicKey) {
  36         return contextByPublicKey.get(publicKey);
  37     }
  38
  39     CallHomeMountSessionContext createSession(CallHomeProtocolSessionContext session,
  40                                               CallHomeChannelActivator activator, final CloseCallback onCloseHandler) {
  41
  42         String name = session.getSessionName();
  43         CallHomeMountSessionContext deviceContext = new CallHomeMountSessionContext(name,
  44                 session, activator, devCtxt -> {
  45             CallHomeMountSessionManager.this.onClosed(devCtxt);
  46             onCloseHandler.onClosed(devCtxt);
  47         });
  48
  49         contextByAddress.put(deviceContext.getRemoteAddress(), deviceContext);
  50         contextByPublicKey.put(deviceContext.getRemoteServerKey(), deviceContext);
  51
  52         return deviceContext;
  53     }
  54
  55     @Override
  56     public synchronized void onClosed(CallHomeMountSessionContext deviceContext) {
  57         contextByAddress.remove(deviceContext.getRemoteAddress());
  58         contextByPublicKey.remove(deviceContext.getRemoteServerKey(), deviceContext);
  59     }
  60 }