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 package org.opendaylight.netconf.callhome.mount;
   9
  10 import com.google.common.collect.Multimap;
  11 import com.google.common.collect.MultimapBuilder;
  12 import java.net.InetSocketAddress;
  13 import java.net.SocketAddress;
  14 import java.security.PublicKey;
  15 import java.util.Collection;
  16 import java.util.concurrent.ConcurrentHashMap;
  17 import java.util.concurrent.ConcurrentMap;
  18 import org.eclipse.jdt.annotation.NonNull;
  19 import org.eclipse.jdt.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 =
  27         new ConcurrentHashMap<>();
  28     private final Multimap<PublicKey, CallHomeMountSessionContext> contextByPublicKey = MultimapBuilder.hashKeys()
  29         .hashSetValues().build();
  30
  31     public @Nullable CallHomeMountSessionContext getByAddress(InetSocketAddress remoteAddr) {
  32         return contextByAddress.get(remoteAddr);
  33     }
  34
  35
  36     public @NonNull Collection<CallHomeMountSessionContext> getByPublicKey(PublicKey publicKey) {
  37         return contextByPublicKey.get(publicKey);
  38     }
  39
  40     CallHomeMountSessionContext createSession(CallHomeProtocolSessionContext session,
  41                                               CallHomeChannelActivator activator, final CloseCallback onCloseHandler) {
  42
  43         String name = session.getSessionName();
  44         CallHomeMountSessionContext deviceContext = new CallHomeMountSessionContext(name,
  45                 session, activator, devCtxt -> {
  46             CallHomeMountSessionManager.this.onClosed(devCtxt);
  47             onCloseHandler.onClosed(devCtxt);
  48         });
  49
  50         contextByAddress.put(deviceContext.getRemoteAddress(), deviceContext);
  51         contextByPublicKey.put(deviceContext.getRemoteServerKey(), deviceContext);
  52
  53         return deviceContext;
  54     }
  55
  56     @Override
  57     public synchronized void onClosed(CallHomeMountSessionContext deviceContext) {
  58         contextByAddress.remove(deviceContext.getRemoteAddress());
  59         contextByPublicKey.remove(deviceContext.getRemoteServerKey(), deviceContext);
  60     }
  61 }