openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/sal/OpenflowPluginProvider.java

   1 /**
   2  * Copyright (c) 2013 Cisco Systems, Inc. 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.openflowplugin.openflow.md.core.sal;
   9
  10 import java.util.Collection;
  11 import java.util.Collections;
  12
  13 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
  14 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ConsumerContext;
  15 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  16 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  17 import org.opendaylight.openflowjava.protocol.spi.connection.SwitchConnectionProvider;
  18 import org.opendaylight.openflowplugin.openflow.md.core.MDController;
  19 import org.opendaylight.yangtools.yang.binding.RpcService;
  20 import org.osgi.framework.BundleContext;
  21
  22 /**
  23  * OFPlugin provider implementation
  24  */
  25 public class OpenflowPluginProvider implements BindingAwareProvider {
  26
  27     private BindingAwareBroker broker;
  28
  29     private BundleContext context;
  30
  31     private SwitchConnectionProvider switchConnectionProvider;
  32
  33     private MDController mdController;
  34
  35     public void unsetSwitchConnectionProvider() {
  36         switchConnectionProvider = null;
  37     }
  38
  39     public void setSwitchConnectionProvider(
  40             SwitchConnectionProvider switchConnectionProvider) {
  41         this.switchConnectionProvider = switchConnectionProvider;
  42         registerProvider();
  43     }
  44
  45     public BundleContext getContext() {
  46         return context;
  47     }
  48
  49     public void setContext(BundleContext context) {
  50         this.context = context;
  51     }
  52
  53     SalRegistrationManager registrationManager = new SalRegistrationManager();
  54
  55     @Override
  56     public void onSessionInitiated(ProviderContext session) {
  57         registrationManager.onSessionInitiated(session);
  58         mdController = new MDController();
  59         mdController.setSwitchConnectionProvider(switchConnectionProvider);
  60         mdController.init();
  61         mdController.start();
  62     }
  63
  64     @Override
  65     public void onSessionInitialized(ConsumerContext session) {
  66         // NOOP
  67     }
  68
  69     @Override
  70     public Collection<? extends ProviderFunctionality> getFunctionality() {
  71         return Collections.emptySet();
  72     }
  73
  74     @Override
  75     public java.util.Collection<? extends RpcService> getImplementations() {
  76         return Collections.emptySet();
  77     }
  78
  79     public BindingAwareBroker getBroker() {
  80         return broker;
  81     }
  82
  83     public void setBroker(BindingAwareBroker broker) {
  84         this.broker = broker;
  85         registerProvider();
  86     };
  87
  88     public void unsetBroker(BindingAwareBroker broker) {
  89         this.broker = null;
  90     };
  91
  92     private boolean hasAllDependencies(){
  93         if(this.broker != null && this.switchConnectionProvider != null) {
  94             return true;
  95         }
  96         return false;
  97     }
  98     private void registerProvider() {
  99         if(hasAllDependencies()) {
 100             this.broker.registerProvider(this,context);
 101         }
 102     }
 103  }